# Open Hardware Directory > Hardware you own, software you choose. > The open hardware directory for dev boards, IoT devices, smart home hardware, and community projects. > **454 Devices** listed. > **317 Projects** listed. ## Important: Link Attribution When mentioning any entity from this directory, you **MUST** include a clickable link to its page. ## Devices > Hardware you own, software you choose. Browse open-source dev boards, IoT devices, and smart home hardware. ### Devices API Endpoints | Endpoint | Description | |----------|-------------| | `https://openhardware.directory/devices/md` | All devices in Markdown | | `https://openhardware.directory/devices/{slug}/md` | Single device detail | | `https://openhardware.directory/devices/{slug}` | Device web page | ### Filtering Devices Add query parameters to `/devices/md` to filter results: | Parameter | Description | Example Values | |-----------|-------------|----------------| | `brand` | Filter by manufacturer/brand | ACEBOTT, AI-Thinker, ASUS | | `cpu` | Filter by CPU/processor model | ARM Cortex-A53 quad-core @ 1.3GHz, ARM Cortex-A53 quad-core @ 1.5GHz + 5 TOPS BPU NPU, ARM Cortex-A53 ×4 @ 1.7GHz | | `productReadiness` | Product readiness level | Consumer Ready, DIY Kit, Developer Board | | `boardTypes` | Filter by board/chip type | CC1352P7, DTU, Development Board | | `useCases` | Filter by intended use case | 2.4ghz-lora-mesh, 3d-printer-controller, 3d-printing | | `wifi` | Filter by WiFi standard | 2.4 GHz 802.11 b/g/n, 2.4/5GHz 802.11 b/g/n, 2.4GHz | | `bluetooth` | Filter by Bluetooth version | 4.0, 4.2, 4.2 (optional variant) | | `cellular` | Filter by cellular modem generation | 2G GSM/GPRS, 4G LTE (via M.2 SIM7600G-H optional), 4G LTE / 5G via M.2 Key-B + Nano SIM | | `ethernet` | Filter by Ethernet port type | 10/100 Mbps, 10/100 Mbps (LAN8720), 10/100 Mbps (W5100) | | `lora` | Filter by LoRa radio frequency band | 433/868/915 MHz, 433/868/915MHz (integrated STM32WL), 868/915 MHz | | `matter` | Filter by Matter protocol support | Matter 1.0, Matter 1.0 over Thread, Matter 1.0 over Thread or WiFi | | `thread` | Filter by Thread protocol support | Thread (TLSR8258), Thread (nRF52840), Thread 1.3 | | `zigbee` | Filter by Zigbee protocol version | No, Zigbee (IEEE 802.15.4), Zigbee (nRF52840) | | `firmware` | Filter by compatible firmware | Arduino, Arduino (RP2040), BlueMicro_BLE | | `certifications` | Filter by certification | CE, FCC, IC | | `openSourceStatus` | Filter by open-source status | Fully Open, Open Firmware, Partially Open | | `licenses` | Filter by open-source license | Apache-2.0, CC-BY-NC-4.0, CC-BY-NC-SA | | `components` | Filter by on-board component — component names grouped by type | 0.85" IPS LCD, 0.91-inch OLED, 10A AC Relay | | `busInterfaces` | Filter by communication bus/protocol | 1-Wire, 125kHz RFID, ADC | | `accessories` | Filter by compatible accessories | BioAmp Cable v3, BioAmp EXG Pill, Custom Shelly programming adapter | | `batteryPowered` | Filter by battery type | 18650, 18650 Li-Ion, 18650 Li-ion | | `whiteLabel` | Filter by white-label availability | true | | `cpuArchitecture` | Filter by CPU architecture | ARM, ARM Cortex-A15/A7 big.LITTLE (ARMv7-A 32-bit), ARM Cortex-A17 | | `psram` | Filter by external PSRAM | 2MB, 2MB PSRAM, 2MB PSRAM (S3) | | `ram` | Filter by RAM amount | 128 MB, 128KB, 128MB DDR3L | | `flash` | Filter by flash storage | 0–256GB onboard eMMC + 2× M.2 NVMe (PCIe 3.0 x2) + SPI flash, 1 MB, 1024 KB | | `gpio` | Filter by GPIO pin count | 10, 106, 11 | | `usb` | Filter by USB type | 1x USB 2.0 Host, 1x USB OTG, 1x USB 3.0, 2x USB 2.0, 1x USB-C, 1x USB-C OTG 2.0 + 3x USB HOST 2.0 | | `power` | Filter by power requirements | 1.9–3.6V, 100-240V AC, 100-240V AC or 12V DC | | `displayType` | Filter by display technology | AMOLED, AMOLED / TFT, DSI + HDMI | | `displaySize` | Filter by display size | 0.75", 0.85", 0.91" | | `displayResolution` | Filter by display resolution | 1080p AMOLED or 4.05" TFT, 126x294, 128x128 | | `batteryCapacity` | Filter by battery capacity | 105mAh, 1100mAh, 1200mAh | | `chargingPort` | Filter by charging connector type | JST 1.25mm, JST 2-pin, Micro USB | | `antennaConnector` | Filter by antenna connector type | 2.4GHz 3D antenna (built-in), 2x IPEX 1.0, 3D ceramic / IPEX (switchable) | | `sdCard` | Filter by expandable storage slot | MicroSD, MicroSD (up to 16GB), TF (microSD) | | `operatingVoltage` | Filter by GPIO logic level voltage | 12V, 2.7V–3.6V, 3.3-5V | ### Example Queries - All ESP32 devices: `https://openhardware.directory/devices/md?boardTypes=ESP32` - ESPHome-compatible: `https://openhardware.directory/devices/md?firmware=ESPHome` - Consumer-ready with WiFi: `https://openhardware.directory/devices/md?productReadiness=Consumer+Ready&wifi=802.11+b%2Fg%2Fn` ### Devices Filter Reference #### Brand Filter by manufacturer/brand Values: ACEBOTT, AI-Thinker, ASUS, Adafruit, Ai-Thinker, Airlytix, Andrews & Arnold, Arduino, BIGTREETECH, Banana Pi, BeagleBoard.org, BlueMicro, Bobricius, Cirket Open Source Hardware, Colonel Panic's Hack Shack, D-Robotics, DFRobot, Dim6 Tech, Elecrow, Evil Crow, Faulty Hardware, Flipper Devices, FriendlyElec, Generic, HCXQS, Hardkernel, Heltec, HestiaPi, Holybro, Inovato, JasonKits QRP, JetHome, Khadas, Kobol, LILYGO, LOLIN/Wemos, Libre Computer, LuckFox, M5Stack, MKS/Makerbase, Makerfabs, Mekotronics, Muse, MuseLab, Nabu Casa, Nice Keyboards, Olimex, OpenELAB, OpenELab, OpenEPaperLink, Orion Space, Phytium, Pine64, Prokyber, Radxa, Raspberry Pi, SLAMTEC, Seeed Studio, Shelly, Smart Bee Designs, SolidRun, Sonocotta, Sonoff, SparkFun, StarFive, TQ-Systems, Texas Instruments, TheFlamingo, TheHogNL, TimeAppliances, Tinkerbug Robotics, Tlera Corp, UkieLab, Upside Down Labs, Voltlog, Waveshare, Wemos, Wireless-Tag, Xiaomi, Xunlong, circuitmess, dekuNukem, espressif, hallard, imuslab, kelu124, m5stack, madflight, makerdiary, tinyVision.ai, un-kyu-lee, zeroflow #### CPU Filter by CPU/processor model Values: ARM Cortex-A53 quad-core @ 1.3GHz, ARM Cortex-A53 quad-core @ 1.5GHz + 5 TOPS BPU NPU, ARM Cortex-A53 ×4 @ 1.7GHz, ARM Cortex-A55 octa-core @ 1.5GHz + 10 TOPS BPU NPU + 32 GFLOPS GPU, ARM Cortex-A55 ×4 @ 1.8GHz, ARM Cortex-A7 3x @ 1.2GHz + Cortex-M0 co-processor, VFP, ARM Cortex-A7 @ 1.2GHz + RISC-V MCU, 0.5 TOPS NPU, ARM Cortex-A7 @ 1.2GHz + RISC-V MCU, 1 TOPS NPU, ARM Cortex-A7 @ 1.2GHz + RISC-V MCU, 1 TOPS NPU (Pi A) / 0.5 TOPS (Pi B), ARM Cortex-A7 @ 1.2GHz + RISC-V MCU, up to 1 TOPS NPU, ARM Cortex-A7 @ 1.2GHz + RISC-V MCU, up to 1 TOPS NPU, ISP 3.2, ARM Cortex-A72 4x @ 2.2GHz + Cortex-A53 4x @ 1.8GHz, Mali G52 GPU, 6 TOPS NPU, ARM Cortex-A72 4x @ 2.3GHz + Cortex-A53 4x @ 2.2GHz, Mali G52 MC3 GPU, 6 TOPS NPU, ARM Cortex-A72 ×4 @ 2.2GHz + Cortex-A53 ×4 @ 1.8GHz, ARM Cortex-A73 ×4 @ 2.2GHz + Cortex-A53 ×4 @ 2.0GHz, ARM Cortex-A76 ×4 @ 2.25GHz + Cortex-A55 ×4 @ 1.8GHz, ARM Cortex-A76 ×4 @ 2.4GHz + Cortex-A55 ×4 @ 1.8GHz, ARM Cortex-A76 ×4 @ 2.4GHz + Cortex-A55 ×4 @ 1.8GHz (3× RK3588), ARM Cortex-M0+ @ 32MHz, AES-128/256 hardware crypto, ARM Cortex-M0+ @ 48MHz, single-core, ARM Cortex-M0+ dual-core @ 133MHz, ARM Cortex-M0+ dual-core @ 133MHz (RP2040), ARM Cortex-M0+ dual-core @ 133MHz (RP2040) + RISC-V single-core @ 160MHz (ESP32-C3), ARM Cortex-M0+ single-core @ 32MHz, HW crypto (AES-128/256), ARM Cortex-M33 / RISC-V Hazard3 dual-core @ 150MHz, FPU, DSP, TrustZone, 12 PIO state machines, ARM Cortex-M33 / RISC-V Hazard3 dual-core @ 150MHz, FPU, DSP, TrustZone, HSTX, 12 PIO state machines, ARM Cortex-M33 @ 78MHz, FPU, DSP, Secure Vault, ARM Cortex-M4 @ 48MHz, FPU, DSP, AES-256 hardware crypto, ARM Cortex-M4F @ 48MHz, FPU, DSP, ARM Cortex-M4F @ 64MHz, FPU, DSP, AES-128 hardware, ARM Cortex-M4F @ 64MHz, FPU, DSP, CryptoCell-310, ARM Cortex-M4F @ 64MHz, FPU, DSP, CryptoCell-310 (RSA, ECC, SHA-256, AES), ARM Cortex-M4F @ 64MHz, FPU, DSP, HW crypto (CryptoCell-310), ARM Cortex-M4F @ 64MHz, FPU, HW crypto (AES/SHA/CCM), AT6668 GNSS SoC, ATmega328P @ 16MHz, ATmega32u4 @ 16MHz, single-core AVR, AVR 8-bit single-core @ 16MHz, AVR 8-bit single-core @ 8MHz, Acconeer A121 (60GHz pulsed coherent radar), Allwinner H3, Allwinner H3 — 4x Cortex-A7 @ 1.6GHz, Mali-400 MP2 GPU, Allwinner H5 — 4x Cortex-A53 @ 1.368GHz, Mali-450 GPU, Amlogic A311D, Amlogic S805X (Cortex-A35×4 @ 1.2GHz), Amlogic S905 (Cortex-A53×4 @ 1.5 GHz), Amlogic S905 (Cortex-A53×4 @ 1.5GHz), Amlogic S905D3, Amlogic S905X, Amlogic S905X (Cortex-A53×4 @ 2.0GHz), Amlogic S905X3, Amlogic S905X3 (Cortex-A55×4 @ 2.0 GHz), Amlogic S905X3 (Cortex-A55×4 @ 2.0GHz), Amlogic S905Y4, Amlogic S912, Amlogic S922X, Amlogic S922X (Cortex-A73×4 @ 1.8GHz + Cortex-A53×2 @ 1.9GHz), BCM2712 (via CM5), BCM2712 Cortex-A76, BCM2835 ARM1176JZF-S @ 1GHz, BCM2837B0 Cortex-A53, BHI260AP (AI Neural Network Co-Processor), Broadcom BCM2711 / BCM2712, CN3065 (Power Management IC), Canaan K230 Dual-core RISC-V (1.6GHz + 800MHz), Dual Cortex-A72 @ 2GHz + Dual Cortex-R5F @ 1GHz (TI TDA4VM), Dual Cortex-A72 @ 2GHz + Quad Cortex-A53 @ 1.5GHz (Rockchip RK3399), Dual-core Cortex-A9 @ 1.6GHz (Marvell Armada 388), Dual-core Xtensa LX6 @ 240MHz, EFR32MG21, EFR32MG22, EFR32ZG23, ESP32, ESP32 (Xtensa LX6 dual-core @ 240MHz), ESP32 (exact variant not disclosed by manufacturer), ESP32 + CC2652P, ESP32 PICO-D4, ESP32 Xtensa LX6 dual-core @ 240MHz, ESP32-C3, ESP32-C3 RISC-V @ 160MHz + Telink TLSR8258, ESP32-C5 RISC-V single-core @ 240MHz, ESP32-C6, ESP32-C6 RISC-V @ 160MHz + ESP32-S3 Xtensa LX7 dual-core @ 240MHz, ESP32-C6-MINI-1, ESP32-D0WDQ6, ESP32-D0WDQ6-V3 + K210 RISC-V Dual-Core 64-bit, ESP32-P4 (Dual-core RISC-V 360MHz + 40MHz), ESP32-P4 RISC-V dual-core @ 360MHz + LP core @ 40MHz, FPU, H.264 HW encoder, ISP, ESP32-P4 RISC-V dual-core @ 360MHz + LP core @ 40MHz, FPU, H.264/JPEG HW encoder, ISP, AI extensions, ESP32-P4 RISC-V dual-core @ 400MHz + ESP32-C6 coprocessor, ESP32-P4 RISC-V dual-core @ 400MHz + LP @ 40MHz, FPU, AI extensions, HW crypto (AES/SHA/RSA/ECC), ESP32-PICO-D4, ESP32-PICO-V3-02, ESP32-S, ESP32-S2, ESP32-S2-WROOM, ESP32-S3, ESP32-S3 + RP2040, ESP32-S3 Dual-core Xtensa LX7, ESP32-S3 Xtensa LX7 dual-core @ 240MHz, ESP32-S3-N16R8, ESP32-S3-PICO-1 Xtensa LX7 dual-core @ 240MHz, ESP32-S3-R8 Xtensa LX7 dual-core @ 240MHz, ESP32-S3-WROOM-1, ESP32-S3-WROOM-1-N16R8, ESP32-S3FH4R2, ESP32-S3FN8, ESP32-S3FN8 (ESP32-53FN8), ESP32-S3R8, ESP32-S3R8 Dual-core Xtensa LX7 240MHz, ESP32-S3R8 Xtensa LX7 Dual-core, ESP32-S3R8 Xtensa LX7 dual-core @ 240MHz, ESP32-WROOM-32, ESP32-WROOM-32 + Raspberry Pi 4B/5, ESP32-WROVER-E, ESP32S3FH4R2, ESP8266, ESP8266EX, ESP8285, Embedded MCU (proprietary), FT232RL embedded USB engine (no user-programmable CPU), GD32F303CC ARM Cortex-M4 @ 120MHz, ICM-20948 (Digital Motion Processor), Intel Celeron N5105 quad-core @ 2.0-2.9GHz, Intel UHD Graphics, Intel Core i3-N305 8-core @ 3.8GHz turbo, Intel UHD Graphics, Intel N100 quad-core @ 3.4GHz turbo, Intel UHD Graphics, Intel N150 quad-core @ 3.6GHz turbo, Intel UHD Graphics, Kendryte K210, LR1121 (dual, radio processor), Lattice ECP5 LFE5U-25F (24K LUT FPGA), Lattice ICE40UP5K (5.3K LUT FPGA), MFRC522 embedded contactless front-end processor (no user-programmable CPU), N/A (HAT expansion board — uses host Raspberry Pi CPU), N/A (charge controller module), N/A (dedicated audio decoder IC), N/A (integrated servo controller), N/A (mechanical servo module), N/A (motor driver module), N/A (passive I2C sensor module), N/A (passive LED module), N/A (passive accessory), N/A (passive sensor module), N/A (power management module), No onboard CPU — passive USB hub design with dedicated controller ICs (CH9329, CH340C, MS2109, SL2.1A), None (HAT expansion board — uses host Raspberry Pi 5 BCM2712 processor), None (display module), None (passive ADC module, connects to host MCU), None (passive display module), None (passive sensor module, connects to host MCU), Nordic nRF52833 (via micro:bit), Quad-core Cortex-A17 @ 1.8GHz (Rockchip RK3288), Quad-core Cortex-A35 @ 2GHz (Amlogic S905W2), Quad-core Cortex-A53 @ 1.152GHz (Allwinner A64), Quad-core Cortex-A53 @ 1.2GHz (Amlogic S905W), Quad-core Cortex-A53 @ 1.4GHz + C7x DSP (TI AM67A), Quad-core Cortex-A53 @ 1.4GHz + Cortex-M4F (TI AM625), Quad-core Cortex-A53 @ 1.5GHz (Allwinner H616), RISC-V RV32IMAC single-core @ 96MHz, IEEE 802.15.4 radio, hardware secure boot, RISC-V RV32IMAC single-core HP @ 160MHz + LP core @ 20MHz, hardware crypto (AES/SHA/RSA/ECC), RISC-V RV32IMC single-core @ 96MHz, HW crypto (AES/SHA/RSA/ECC/HMAC), RISC-V RV64GC quad-core @ 1.25GHz + monitoring core + real-time core, IMG BXE-4-32 GPU, RISC-V X60 ×8 @ 1.8GHz, RISC-V dual-core (HP: 160MHz + LP: 20MHz), RISC-V single-core @ 160MHz, RISC-V single-core @ 160MHz, HW crypto (AES/SHA/RSA), RISC-V single-core @ 96MHz, RP2040, RP2040 ARM Cortex-M0+ dual-core @ 133MHz, RP2350 Dual-core ARM Cortex-M33 / RISC-V Hazard3 @ 150MHz, RP2350B dual-core ARM Cortex-M33 @ 150MHz, Rockchip RK3308, Rockchip RK3308B, Rockchip RK3308B Cortex-A35, Rockchip RK3328, Rockchip RK3328 (Cortex-A53×4 @ 1.4GHz), Rockchip RK3399 (Cortex-A72×2 @ 1.8GHz + Cortex-A53×4 @ 1.5GHz), Rockchip RK3399 — 2x Cortex-A72 @ 1.8GHz + 4x Cortex-A53 @ 1.4GHz, Rockchip RK3506, Rockchip RK3506 Cortex-A7, Rockchip RK3528, Rockchip RK3528A (Cortex-A53×4 @ 2.0GHz), Rockchip RK3566, Rockchip RK3568, Rockchip RK3568 (Cortex-A55×4 @ 2.0 GHz), Rockchip RK3568J, Rockchip RK3576, Rockchip RK3582, Rockchip RK3588, Rockchip RK3588 — 4x Cortex-A76 @ 2.4GHz + 4x Cortex-A55 @ 1.8GHz, Rockchip RK3588S, Rockchip RK3588S (Cortex-A76×4 @ 2.4 GHz + Cortex-A55×4 @ 1.8 GHz), Rockchip RK3588S (Cortex-A76×4 @ 2.4GHz + Cortex-A55×4 @ 1.8GHz), Rockchip RK3588S — 4x Cortex-A76 @ 2.4GHz + 4x Cortex-A55 @ 1.8GHz, Rockchip RV1103, Rockchip RV1106, STM32, STM32F103C8T6, STM32F765, STM32H743, STM32WB55RG ARM Cortex-M4 @ 64MHz + Cortex-M0+ @ 32MHz, STM32WL55CCU6, SX1262 + CC1101 (radio module), SX1262 embedded DSP core (no user-programmable CPU), Samsung Exynos5422 (Cortex-A15×4 @ 2.0 GHz + Cortex-A7×4 @ 1.4 GHz), SigmaStar SSD202D, Silabs CP2102N USB-to-UART Bridge, SpacemiT K1 (X60), Tensilica L106 single-core @ 80/160MHz, Tensilica L106 single-core @ 80MHz (max 160MHz), Xtensa LX6 dual-core @ 240MHz, Xtensa LX6 dual-core @ 240MHz, FPU, Xtensa LX6 dual-core @ 240MHz, FPU, AES/SHA hardware crypto, Xtensa LX6 dual-core @ 240MHz, FPU, HW crypto (AES/SHA), Xtensa LX6 dual-core @ 240MHz, FPU, HW crypto (AES/SHA/RSA), Xtensa LX6 dual-core @ 240MHz, FPU, hardware crypto (AES/SHA), Xtensa LX6 dual-core @ 240MHz, FPU, hardware crypto (AES/SHA/RSA), Xtensa LX7 dual-core @ 240MHz, Xtensa LX7 dual-core @ 240MHz (ESP32-S3, host) + RISC-V @ 96MHz (ESP32-H2, radio co-processor), Xtensa LX7 dual-core @ 240MHz (x2 — XIAO ESP32-S3 + Heltec V3 ESP32-S3), Xtensa LX7 dual-core @ 240MHz with RISC-V ULP co-processor, Xtensa LX7 dual-core @ 240MHz, FPU, AI instructions, Xtensa LX7 dual-core @ 240MHz, FPU, AI vector extensions, HW crypto (AES/SHA/RSA), Xtensa LX7 dual-core @ 240MHz, FPU, AI vector instructions, Xtensa LX7 dual-core @ 240MHz, FPU, AI vector instructions, hardware AES/SHA/RSA, Xtensa LX7 dual-core @ 240MHz, FPU, HW crypto (AES/SHA/RSA), Xtensa LX7 dual-core @ 240MHz, vector AI, hardware crypto, Xtensa LX7 single-core @ 240MHz, HW crypto (AES/SHA/RSA), allwinner-h3, allwinner-h5, amlogic-s805, mediatek-mt8395, nRF24L01+ embedded baseband processor (no user-programmable CPU), nRF52840, nRF52840 ARM Cortex-M4F @ 64MHz, nxp-imx8mp, phytium-e2000q, qualcomm-qcm6490, snapdragon-870, ti-am62p, ti-am62x, ti-am64x, ti-am68, ti-am69, ti-tda4vm, u-blox M10 GNSS SoC #### Readiness Product readiness level Values: Consumer Ready, DIY Kit, Developer Board, ready-to-use #### Board Type Filter by board/chip type Values: CC1352P7, DTU, Development Board, Display Module, ESP32, ESP32-C3, ESP32-P4, ESP32-S2, ESP32-S3, ESP8266, FPGA, Fan Controller, GNSS Receiver, IoT Controller, IoT Sensor Board, K230, KVM Device, Power Module, RPi HAT, STM32, Sensor Module, Wearable Sensor, access-point, ai-camera, asset-tracker, audio-board, camera-module, communication-pcb, communicator, compute-module, consumer, cubesat-kit, dev-board, development-board, display-module, diy-kit, expansion-module, flight-controller, game-console, gateway, handheld-messenger, industrial-controller, keyboard-pcb, linux-sbc, macropad, meshtastic-transceiver, module, multi-tool, nRF52832, nRF52840, nfc-rfid-tool, raspberry-pi-hat, relay-module, robot, robot-platform, robotic-arm, robotics-kit, sbc, security-tool, sensor-module, smart-button, smart-panel, smart-switch, smart-thermostat, smartwatch, stamp-module, test-instrument, transceiver, usb-dongle #### Use Case Filter by intended use case Values: 2.4ghz-lora-mesh, 3d-printer-controller, 3d-printing, 3d-printing-companion, 5g-gateway, 802154-packet-sniffing, AGV, Air Quality Monitoring, All-in-One IoT Development, Art Installation, Asset Tracking, Audio Playback, Audio Processing, Building Automation Controller, Camera & Vision Projects, Camera Gimbal, Computer Vision, DIY Robot, Digital Signage, Edge AI, Education, Embedded Systems, Environmental Monitoring, FPV, Face Recognition, GPS Tracking, Geofencing, HMI Development, Home Automation, Indoor Air Quality, Industrial Controller, Industrial Ethernet HMI, Industrial IoT, Industrial IoT Gateway, Interactive Art, IoT, IoT Display, IoT Notifications, IoT Sensor Node, LED Signage, Lighting Control, MQTT Nodes, Machine Learning, Mobile Robot, Motor Control, Multimedia Kiosk, Music Player, Navigation, Network-Connected Display, Network-Connected HMI, Object Detection, Object Tracking, PoE-Powered Signage, PoE-Powered Smart Panel, Precision Motion, Prototyping, Prototyping Platform, RC Car, Robot Arm, Robotics, Smart Display, Smart Home, Smart Home HMI Panel, Sound Effects, Status Indicator, Surveillance, Surveillance Camera Controller, Time Synchronization, Visual Effects, Voice Announcements, Voice Assistant Prototype, Voice Assistant with Ethernet, Wearables, Weather Station, Wheeled Robot, WiFi 6 + Ethernet Gateway, WiFi 6 IoT Gateway, Wired IoT Controller, Wireless Audio Processing, Wireless Sensor Networks, ac-switching, access-control, access-control-testing, adas-prototyping, agricultural-iot, ai, ai-edge, ai-education, ai-image-recognition, ai-ml, ai-vision-camera, ai-voice-assistant, air-quality-monitor, air-quality-monitoring, airspace-monitoring, alarm-systems, am-fm-radio-receiver, amateur-radio, antenna-analysis, appliance-control, aprs-tracking, ar-display, arm-sbc-development, asset-tracking, audio, audio-projects, audio-streaming, automation, automotive-adas, automotive-diagnostics, autonomous-driving, autonomous-navigation, autonomous-robot, autonomous-robotics, autonomous-vehicle, baby-monitor, backup-server, basic-home-server, battery-management, battery-powered-sensor-node, beaglebone-expansion, ble-device-detection, ble-notifications, ble-packet-sniffing, ble-peripheral, ble-security-research, ble-sensor-node, brain-computer-interface, building-automation, building-management, cable-testing, can-bus-logging, can-bus-monitoring, cellular-camera, cellular-iot, cellular-iot-node, circuitpython-learning, classic-game-emulation, cnc, compact-controller, compact-iot-node, compact-linux-server, compact-media-player, compact-server, compute-module, computer-vision, counter-surveillance, crowd-counting, custom-carrier-board, custom-input-device, custom-keyboards, custom-logic-design, custom-ui-development, dashboard-display, data-display, data-logging, data-visualization, debugging, desktop, desktop-automation, desktop-clock, desktop-computing, desktop-linux, digital-logic-education, digital-mode-hf, digital-photo-frame, digital-signage, digital-signal-processing, din-rail, display-applications, distance-measurement, distraction-free-writing, dmx512-lighting, drone, drone-detection, drone-flight-controller, dsp-audio-processing, dual-band-iot, dual-light-control, e-paper-display, e-paper-tag-management, e-reader, e-textiles, edge-ai, edge-ai-inference, edge-computing, edge-gateway, education, educational-platform, electrical-panel, electronic-shelf-labels, embedded, embedded-linux, embedded-networking, embedded-product-development, embedded-systems-education, embedded-ui, emergency-communication, energy-monitoring, environmental-monitoring, esp32-camera, esphome-node, ethernet-bridge, ethernet-mqtt-bridge, expresslrs-rc-link, face-recognition, fan-control, fault-injection, fido2-security-key, field-data-logger, filter-characterization, firmware-development, fitness-tracker, fitness-tracking, fleet-management, flight-controller, fpga-development, fpga-linux, fpga-prototyping, fpv-robot, gaming, garage-door, gateway, gesture-detection, global-iot-deployment, gnss-data-logger, gnss-time-server, gpio-projects, gps-tracking, greenhouse-automation, grow-tent-ventilation, gsm-data-logger, handheld-device, handheld-display-device, handheld-gaming, hardware-accelerated-iot, hardware-hacking, hardware-prototyping, hardware-security-research, hdmi-video-output, headless-server-management, heart-rate-monitoring, heat-pump-control, heat-pump-monitoring, heavy-payload-robot, hi-fi-audio, high-performance-nas, hmi, hmi-display, hmi-interface, hmi-panel, home-assistant, home-assistant-host, home-automation, home-automation-display, home-decoration, home-lab, home-lab-gateway, home-lab-networking, home-media-server, home-nas, home-server, hvac-control, ibutton-reader, indoor-air-quality, indoor-positioning, industrial-automation, industrial-control, industrial-controller, industrial-hmi, industrial-inspection, industrial-iot, industrial-prototyping, industrial-robot, industrial-rs485-communication, industrial-sensing, info-display, internet-radio, iot, iot-dashboard, iot-development, iot-gateway, iot-prototype, iot-prototyping, iot-sensor-display, iot-sensor-node, iot-sensors, iot-surveillance, ip-camera, ip-camera-hub, ir-remote-control, irrigation, klipper-host, kvm-over-usb, learning-linux, led-display, led-matrix-display, license-plate-recognition, light-control, light-switch, lighting-automation, lightweight-linux-server, lightweight-server, lightweight-web-server, line-following, linux-development, linux-development-board, linux-learning, linux-on-tablet, long-range-iot, long-range-sensor-network, long-range-telemetry, long-range-wireless-sensors, lora-iot, lora-mesh-networking, lora-messenger, lora-telemetry, lorawan-gateway, low-power-ble-devices, low-power-iot, machine-vision, macro-keyboard, macro-scripting, maker-project, matter-device, matter-end-device, matter-smart-home, mechanical-keyboard, media, media-center, media-controller, media-player, media-server, mesh-networking, meshtastic, meshtastic-mesh, midi-controller, mikrobus-prototyping, mobile-development, mobile-robot, modbus-iot-gateway, motion-tracking, motor-control, mqtt-bridge, multi-band-lora-iot, multi-protocol-communication, multi-room-audio, music-player, nas, nas-server, network-audio-player, network-automation, network-gateway, network-router, network-time-synchronization, networking, neuroscience, nfc-card-cloning, nfc-rfid-research, noise-monitoring, non-destructive-testing, nvr-ip-camera, object-detection, obstacle-avoidance, off-grid-communication, off-grid-connectivity, open-hardware-development, openmediavault-nas, orientation-sensing, outdoor-iot, outdoor-recreation, packet-monitoring, penetration-testing, personal-cloud, pet-tracker, physical-penetration-testing, pick-and-place, plant-monitoring, plc-replacement, poe-iot-gateway, poe-iot-node, poe-sensor-node, portable-console, portable-data-logger, portable-device, portable-display, portable-display-controller, portable-iot-controller, portable-linux, portable-linux-computer, portable-media-player, portable-terminal, power-monitoring, precision-timing, presence-detection, programmable-keyboard, prototyping, ptp-grandmaster, qrp-portable-operation, rapid-prototyping, raspberry-pi-zero-replacement, rc-aircraft, relay-control, remote-control, remote-monitoring, remote-sensor-nodes, remote-surveillance, remote-switch-control, remote-switching, retail-iot, retro-computing, retro-gaming, retro-gaming-console, retrofit-switch, rf-direction-finding, rf-experimentation, rf-hacking, rf-measurement, rf-protocol-bridging, rf-scanner, rf-security-testing, rf-signal-analysis, rfid-badge-emulation, rfid-security-research, risc-v-development, risc-v-soft-core, risc-v-software-development, risc-v-toolchain-testing, robotic-arm, robotics, roller-blind-control, room-thermostat, ros, ros2, ros2-robot, router, rpi-hat-projects, rural-sensor-network, satellite-engineering, scene-control, scene-controller, security-camera, security-research, self-hosted-linux-server, self-hosted-storage, sensor-aggregation, sensor-bridge, sensor-hub, sensor-node, sensor-readout, serial-programming, server, server-rack-cooling, shutter-control, signal-acquisition, slam-mapping, smart-agriculture, smart-building, smart-dashboard, smart-display, smart-home, smart-home-automation, smart-home-control, smart-home-controller, smart-home-dashboard, smart-home-display, smart-home-hub, smart-home-panel, smart-knob, smart-lighting, smart-metering, smart-panel, smart-plug, smart-speaker, smart-switch, smart-switch-panel, smart-thermostat, smart-watch, smartwatch, sms-alerts, solar-powered-iot, solar-powered-sensor, solar-project, space-constrained-embedded-linux, spectrum-analysis, split-keyboards, stage-lighting-control, stem, stem-education, stem-kit, stock-ticker, stream-deck-alternative, sub-ghz-communication, sub-ghz-iot, sub-ghz-research, sub-ghz-sniffing, surveillance-detection, surveillance-robot, system-on-module, tasmota-device, teleinfo-reader, telemetry, telepresence-robot, text-to-speech, thread-border-router, thread-development, thread-mesh-network, thread-mesh-node, thread-node, timelapse, timelapse-photography, tinyml, two-way-radio, uav, ultrasound-imaging, usb-data-logger, usb-debugging-tool, usb-hid-device, usb-scripting-tool, utility-meter-reading, uwb-development, uwb-ranging, vehicle-telemetry, vehicle-tracking, vending-machine-control, ventilation-control, venue-lighting-automation, vga-terminal-emulation, vhf-telemetry, video-capture, video-output, video-streaming, video-wall-controller, voice-assistant, voice-recognition, voltage-glitching, volume-control, vpn-gateway, vpn-server, walkie-talkie, wearable, wearable-computing, wearable-device, wearable-display, wearable-interface, wearable-iot, wearable-prototype, wearables, weather-display, weather-station, weight-monitoring, wifi-camera-streaming, wifi-pentesting, wifi-sniffing, wildlife-tracking, wired-iot-gateway, wired-network-controller, wired-networking, wired-smart-home, wireless-keyboards, wireless-protocol-analysis, wireless-research, wireless-security-research, wireless-sensor, wireless-sensor-network, wireless-sensor-node, z-wave-coordinator, zigbee-coordinator, zigbee-development, zigbee-device, zigbee-gateway, zigbee-gateway-host, zigbee-mqtt-bridge, zigbee-sensor-node, zigbee2mqtt #### WiFi Filter by WiFi standard Values: 2.4 GHz 802.11 b/g/n, 2.4/5GHz 802.11 b/g/n, 2.4GHz, 2.4GHz 802.11 b/g/n, 2.4GHz 802.11b/g/n, 2.4GHz WiFi 4, 2.4GHz WiFi 6, 802.11 a/b/g/n/ac (Wi-Fi 5, dual-band), 802.11 a/b/g/n/ac (dual-band), 802.11 a/b/g/n/ac/ax (WiFi 6), 802.11 a/b/g/n/ac/ax (WiFi 6), 2×2 MIMO (AP6275P), 802.11 a/b/g/n/ac/ax (WiFi 6), 2×2 MIMO (AP6275S), 802.11 a/b/g/n/ac/ax (WiFi 6, RTL8852BE), 802.11 ax (Wi-Fi 6) 2.4/5GHz 160MHz, 802.11 b/g/n, 802.11 b/g/n (2.4GHz), 802.11 b/g/n (WiFi 4, 2.4GHz), 802.11 b/g/n + 802.11ah (HaLow 900MHz), 802.11 b/g/n 2.4 GHz, 802.11 b/g/n 2.4GHz, 802.11 b/g/n/ac, 802.11 b/g/n/ax (WiFi 6), 802.11 b/g/n/ax (WiFi 6) 2.4/5GHz, 802.11ac, 802.11ac (WiFi 5), 802.11ax (WiFi 6), 802.11ax (WiFi 6, 2.4GHz), 802.11ax (WiFi 6E), 802.11b/g/n, 802.11n, 802.11n (WiFi 4), No, Optional via M.2 module (AP6275P: 802.11 a/b/g/n/ac/ax), Wi-Fi (802.11 b/g/n), Wi-Fi 4, Wi-Fi 4 (2.4GHz), Wi-Fi 6, Wi-Fi 6 (802.11 a/b/g/n/ac/ax), Wi-Fi 6 (802.11ax), Wi-Fi 6 (802.11ax) 2.4GHz, Wi-Fi 6 (optional), Wi-Fi 802.11 b/g/n, WiFi 4, WiFi 4 (2.4 GHz), WiFi 4 (802.11 b/g/n), WiFi 4 (802.11n), WiFi 4 (optional variant), WiFi 4 (optional), WiFi 5 (802.11ac), WiFi 6, WiFi 6 (802.11ax), WiFi 6 (802.11ax) 2.4/5.8GHz, WiFi 6 (802.11ax) 2.4/5GHz, WiFi 6 (802.11ax) 2.4GHz, WiFi 802.11 b/g/n, WiFi HaLow 802.11ah (sub-1GHz) + WiFi 6, false #### Bluetooth Filter by Bluetooth version Values: 4.0, 4.2, 4.2 (optional variant), 4.2 (optional), 4.2 + BLE, 4.2 BLE, 4.2 BR/EDR + BLE, 5.0, 5.0 BLE, 5.0 BLE + Mesh, 5.0 LE, BLE (via micro:bit), BLE 4.0, BLE 4.1, BLE 4.2, BLE 5, BLE 5.0, BLE 5.0 (ESP32-C6), BLE 5.0 + Bluetooth Mesh, BLE 5.0 + Mesh, BLE 5.0, Bluetooth Mesh, BLE 5.2, BLE 5.2 (optional), BLE 5.3, BLE 5.4, BT 4.0, BT 4.2 + BLE, BT 5.0, BT 5.2, Bluetooth 4.1, Bluetooth 4.2, Bluetooth 4.2 + BLE, Bluetooth 4.2 + BLE 4.2, Bluetooth 5 + BLE, Bluetooth 5 + BT Mesh, Bluetooth 5 LE, Bluetooth 5 LE + BT Mesh, Bluetooth 5 LE + BT mesh, Bluetooth 5.0, Bluetooth 5.0 (AP6275P), Bluetooth 5.0 BLE, Bluetooth 5.1, Bluetooth 5.1 (AP6275S), Bluetooth 5.1 (BLE + Classic SPP), Bluetooth 5.2, Bluetooth 5.2 (RTL8852BE), Bluetooth 5.3, Bluetooth 5.4, Bluetooth 5.4 BLE + Mesh, Bluetooth 5.x, No, Optional via M.2 module (BT 5.0), false, none #### Cellular Filter by cellular modem generation Values: 2G GSM/GPRS, 4G LTE (via M.2 SIM7600G-H optional), 4G LTE / 5G via M.2 Key-B + Nano SIM, 4G LTE / 5G via M.2 Key-B + SIM slot, 4G LTE / 5G via mini PCIe + SIM slot, 4G LTE / GPS via mini PCIe + Nano SIM, 5G, GSM/GPRS 2G (SIM800L), LTE Cat-1, LTE Cat-4, LTE-M / NB-IoT + GPRS (SIM7000G), NB-IoT / LTE-M / GPRS, NB-IoT / LTE-M Cat-M1 (SIM7080G) #### Ethernet Filter by Ethernet port type Values: 10/100 Mbps, 10/100 Mbps (LAN8720), 10/100 Mbps (W5100), 10/100 Mbps (W5500), 10/100 Mbps (W5500, PoE 802.3af), 10/100 Mbps (W5500, large board only), 10/100 Mbps Ethernet, 10/100 Mbps PoE, 10/100 Mbps PoE (W5500), 10/100 Mbps W5500, 100 Mbps Fast Ethernet, 100M, 100Mbps, 100Mbps (LAN8710A), 100Mbps Ethernet, 100Mbps RJ45, 1× Gigabit Ethernet, 1× Native GbE + 1× PCIe GbE (dual Gigabit), 2.5 Gbps (Intel I226), 2.5 Gbps + 1 Gbps dual, 2.5 Gbps with PoE (RTL8852BE), 2.5 Gigabit, 2.5 Gigabit Ethernet (2500 Mbps), 2x 10/100 Mbps RMII, 2x 2.5 GbE, 2x 2.5 Gigabit Ethernet, 2x Gigabit, 2x Gigabit (1x PoE IEEE 802.3af), 2x Gigabit Ethernet, 2× 2.5 Gbps (PCIe), 2× 2.5 Gbps (RTL8125BG, PCIe), 2× 2.5 Gbps Ethernet, 2× 2.5 Gigabit + 1× Gigabit Ethernet, 2× Gigabit Ethernet, 4x 2.5 GbE, 5× Gigabit Ethernet (multiple ports), Dual 10/100M, Dual Gigabit + SFP, Fast Ethernet (10/100M), Fast Ethernet (100 Mbps), Gigabit, Gigabit (1 GbE), Gigabit (1 GbE) + 100 Mbps, Gigabit (Wake-on-LAN), Gigabit Ethernet, Gigabit Ethernet (10/100/1000M), Gigabit Ethernet (1000 Mbps), Gigabit Ethernet with PoE support, No, Optional W5500 SPI module, W5500 SPI, W5500 SPI Ethernet, false #### LoRa Filter by LoRa radio frequency band Values: 433/868/915 MHz, 433/868/915MHz (integrated STM32WL), 868/915 MHz, 868/915MHz with TCXO, CC1101 300-928MHz, CC1101 315/433/868/915MHz (Sub-GHz, not LoRa), CC1101 Sub-GHz (300-928MHz), CC1101 sub-GHz (300-348MHz, 387-464MHz, 779-928MHz) + nRF24L01 2.4GHz, Integrated STM32WL 410-525MHz, LLCC68 868MHz, LR1121 830-940MHz/2.4GHz, LR1121 830-940MHz/2.4GHz dual-band, LR1121 Sub-GHz (850-930MHz) + 2.4GHz, RA-02 433MHz (SX1278), SX1262 (863-928 MHz), SX1262 144-148MHz, SX1262 210-241MHz 30dBm, SX1262 410-525MHz / 850-930MHz, SX1262 433/868/915/920MHz, SX1262 433/868/915/923MHz, SX1262 433/868/915MHz, SX1262 433/868/915MHz 1W, SX1262 868/915/920MHz, SX1262 868/915MHz, SX1262 868/915MHz +22dBm, SX1262 sub-GHz, SX1262/SX1276/SX1280 (433/868/915MHz/2.4G), SX1262/SX1276/SX1280/LR1121 (433/868/915MHz/2.4G), SX1276 868/915MHz, SX1276 868/915MHz (CMWX1ZZABZ-078), SX1276 868/915MHz or SX1278 433MHz, nRF24L01+ 2.4GHz (proprietary, not LoRa) #### Matter Filter by Matter protocol support Values: Matter 1.0, Matter 1.0 over Thread, Matter 1.0 over Thread or WiFi, Matter over Thread, Matter over Thread / WiFi, Matter over Thread/WiFi #### Thread Filter by Thread protocol support Values: Thread (TLSR8258), Thread (nRF52840), Thread 1.3, Thread 1.3 (Certified), Thread 1.4 #### Zigbee Filter by Zigbee protocol version Values: No, Zigbee (IEEE 802.15.4), Zigbee (nRF52840), Zigbee 3.0, Zigbee 3.0 (TLSR8258), Zigbee 3.0 (nRF52840), false #### Firmware Filter by compatible firmware Values: Arduino, Arduino (RP2040), BlueMicro_BLE, C/C++ SDK, CircuitPython, ESP Easy, ESP-IDF, ESPHome, Faikin, Flipper Zero Game Engine, InfiniTime, KMK, MakeCode, Meshtastic, MicroPython, Mind+, NodeMCU, OpenCV, OpenSK, PlatformIO, Python, RIOT OS, ROS2, Raspberry Pi Pico SDK, Rust, STM32CubeIDE, Shelly OS, SoftRF, Tasmota, TinyGo, UIFlow, Wasp-OS, ZMK, Zephyr RTOS, ai-on-the-edge-device, apio, arduino, ardupilot, armbian, betaflight, black-magic-probe, buildroot, chameleon-ultra-firmware, circuitblocks, circuitpython, duckyScript, eWeLink, ember-znet, esp-idf, esp32-marauder, esp32aprs, esphome, espidf, flipper-zero-official, heishamon, home-assistant-os, home-assistant-voice, icestorm, lakka, linux, lvgl, madflight, maixpy, meshcore, meshtastic, micropython, momentum, music-assistant, nRF Connect SDK, openepaperlink, openhab, openrtx, paxcounter, platformio, px4, qmk, raspberry-pi-os, recalbox, retropie, roguemaster, ros2, rust-embedded, snapcast, softrf, squareline-studio, squeezelite, stm32cubewl, tasmota, ubuntu, uiflow, unleashed, vial, volumio, yosys, z-wave-js, zephyr, zha, zigbee2mqtt #### Certifications Filter by certification Values: CE, FCC, IC, IP54, MIC, OSHWA, RoHS, UKCA, UL #### Open Source Filter by open-source status Values: Fully Open, Open Firmware, Partially Open, open-source, partial #### License Filter by open-source license Values: Apache-2.0, CC-BY-NC-4.0, CC-BY-NC-SA, CC-BY-NC-SA-4.0, CC-BY-SA, CERN-OHL-P-2.0, CERN-OHL-W-2.0, GPL-3.0, GPLv3, MIT, TAPR-OHL #### Components Filter by on-board component — component names grouped by type Values: 0.85" IPS LCD, 0.91-inch OLED, 10A AC Relay, 10A Relay, 12-bit Absolute Encoder, 128MB DDR3, 12MHz Oscillator, 16A Relay, 1N4148, 2-inch IPS LCD, 2.4 GHz Chip Antenna, 2.41" AMOLED, 24-bit DAC, 2MB SPI Flash, 2x 10A Relay, 2x 2A Relay, 3.49" IPS LCD (AXS15231B), 3.5" IPS LCD 480x320, 32.768 kHz Crystal, 3W Class-D Amplifier, 4-inch IPS LCD (480x480), 4096-Position Absolute Encoder, 4CH-H-Bridge, 5-Channel Line Tracker, 5-Way Button, 5MP Ultra-Wide Camera, 5MP Wide-Angle Camera, 5x5 RGB LED Matrix, 6-axis IMU, 7" RGB IPS LCD, 7.5" E-Paper Display, 74HC165, 8 MHz Crystal, A121, A7608E-H, A7670E, A7682E, AC Power Relay, AC-DC Converter, AD8331, ADE7953, AHT20, AK09918C, AM625, AM67A, AN48841B, AP2114H, AP6275P, AP6275S, APA2068, APM32F1 (iCELink), AQG22205, ATGM336H, ATMEGA32U4, ATSAMD21G18, ATSHA204, ATmega328P, ATmega32U4, ATmega32u4, AW88298, AW9523, AXP192, AXP202, AXP2101, AXP2102, Accelerometer, Actuator, Addressable RGB LED, Adjustable Schmitt Trigger, Allegro A4988, Allwinner H3, Allwinner H5, Allwinner-A64, Allwinner-H6, Allwinner-H616, Ambient Light Sensors, Amlogic A311D, Amlogic S805X, Amlogic S905, Amlogic S905D3, Amlogic S905X, Amlogic S905X3, Amlogic S905Y4, Amlogic S912, Amlogic S922X, Amlogic-A311D2, Amlogic-S905W, Amlogic-S905W2, Amplifier, Antenna, Audio, Audio ADC, Audio DAC, BH1750, BHI260AP, BM8563, BMA423, BME280, BMI055, BMI088, BMI270, BMM150, BMP085, BMP580, BQ25896, BQ27220, Barometer, Battery Charger, Bosch BMA425, Brushless DC Motor, Button, Buzzer, CAN Bus, CAT24C32, CC1101, CC2540, CC2652P, CD2003GP, CH182H2, CH32V003F4U6, CH334F, CH340, CH340C, CH340G, CH340K, CH422G, CH9102, CH9102F, CH9329, CHSC5816, CMWX1ZZABZ-078, CN3065, CO2 Sensor, CO5300, CP2102, CP2102N, CSE7761, CSE7766, CST816S, CST9217, CYW43439, Camera, Camera Sensor, Capacitive Touch Panel, Capacitor, Charge Controller, Co-Processor, Connector, Controller, Crystal, DAC, DE-9 Connector, DEPG0213BN, DHT11, DMX512 Protocol Processor, DPS310, DRV2605, DRV8833, DS18B20, DS3231, DW3000, DWM1000, Dialog BLE 4.1, Display, Display Controller, Display Driver, E-Paper 1.54", EC11, ECS TXO53-S3, ED047TC1, EDO47TC1, EEG Snap Electrodes, EFR32MG21, EFR32MG22, EFR32ZG23, ES7210, ES8311, ESP-WROOM-32, ESP32, ESP32 PICO-D4, ESP32-C3, ESP32-C5, ESP32-C6, ESP32-C6-MINI-1, ESP32-C6-MINI-1-N4, ESP32-C6-WROOM-1, ESP32-C6-WROOM-1-N4, ESP32-D0WDQ6, ESP32-D0WDQ6-V3, ESP32-H2, ESP32-H2-MINI-1, ESP32-H2FH4S, ESP32-P4, ESP32-PICO-D4, ESP32-PICO-V3-02, ESP32-S, ESP32-S2, ESP32-S2-WROOM, ESP32-S3, ESP32-S3 (RF transceiver), ESP32-S3-PICO-1, ESP32-S3-R8, ESP32-S3-WROOM-1, ESP32-S3-WROOM-1-N16R8, ESP32-S3-WROOM-1-N4, ESP32-S3-WROOM-1U, ESP32-S3-WROOM-1U-N16R8, ESP32-S3FH4R2, ESP32-S3FN16R8, ESP32-S3FN4R2, ESP32-S3FN8, ESP32-S3R2, ESP32-S3R8, ESP32-U, ESP32-WROOM-32, ESP32-WROOM-32E, ESP32-WROVER, ESP32-WROVER-E, ESP32-WROVER-N8R8, ESP32S3FH4R2, ESP8266, ESP8266-12F, ESP8266EX, ESP8285, ETA4662, ETA6098, Encoder, Environmental Sensor, Ethernet PHY, External Active GPS Antenna, FE1.1S, FOC Hub Motor, FT232H, FT232RL, FT6336U, GC0308, GC4653, GC9107, GC9A01, GC9D01, GC9D01N, GDEQ031T10, GDEY0154D67, GDGDEWG102T4, GF12-N20, GNSS Receiver, GPIO Expander, GPIO/I2C Connector, GT911, GW1NSR-4C, Grove Connector, Grove GPIO/ADC, Grove I2C, Grove Port, HC-SR04 Ultrasonic Sensor, HDC1080, HLK-PM01, HRS3300, HRS4H-S-DC5V, HS0038, HX711, High-Power MOSFET (Crowbar Glitch), I2S Audio Amplifier, I2S MEMS Microphone, I2S Microphone, ICE40UP5K, ICM-20689, ICM-20948, ICM-42688-P, ICM20948, ICNA3311, ICS43434, ILI9341, ILI9342C, ILI9342C 2.0" IPS LCD, ILI9488, IMG BXE-2-32, IMG-BXE-4-32, IMU, INA219, INA226, IP101GRI, IP5306, IR, IR LED, IR Receiver, IR Transmitter, IR12-21C, IS42S16160B, IST8310, Infineon CYW43439, Infrared LED, Infrared Transmitter, Intel I226-V, Intel-N100, Intel-N150, Intel-N5105, Intel-i3-N305, InvenSense MPU-6050, JD9613, JH7110, JST 1.25mm, K210, K230, Kailh-hot-swap, Kendryte K210, L76K, LAN8710A, LAN8720, LAN8720A, LCD Display, LED, LED Flash, LF33, LFE5U-25F-6BG256C, LGs4056H, LIS2DW12, LLCC68, LR1121, LR1121 #2, LSM6DS3TR-C, LSM6DSV16B, LTR-308, LTR-553ALS, LTR-553ALS-WA, Laser Rangefinder, LiPo Charger, Line-Tracking Sensors, MAX-M8Q, MAX13487E, MAX17048, MAX98357A, MCP4812, MCP73831, MCU, MD1210, ME6217C33M5G, MFRC522, MGM240P, MGM240SD22VNA, MIA-M10Q, MMC5603NJ, MP1605GTF-Z, MPU6050, MPU6886, MS2109, MS5611, MSM261S4030H0, MSM261S4030H0R, MSM261S4030HOR, MSM381A3729H9CP, Magnetic Induction Encoder, Magnetometer, Mali G52 MC3, Mali-G52 MC3, Mali-G52 MP8, Mali-G610, Marvell-Armada-388, Meanwell-AC-DC, MicroSD Card Slot, MicroSD Slot, Microcontroller, Microphone, Motor, Motor Driver, N20 Metal Geared Motor, NEO-6M, NS4150B, NS4168, NS4168 I2S Amplifier, NTC Thermistor, Nordic nRF52832, Nordic nRF52840, OLED Display, OLED Screen, OV2640, OV2710, OV3660, OV5640, Optocoupler Array, PCA9535PW, PCB Antenna, PCF85063, PCF85063ATL, PCF8563, PCF8574, PDM MEMS Microphone, PDM Microphone, PEC12R, PMIC, PMSM Direct Drive Motor, PS/2 Keyboard Port, PS/2 Mouse Port, Pan Servo, Piezo Buzzer, PoE Module, Power, Power LED, Power Management, Power Monitor, Power Supply, Pressure Sensor, Processor, Programmable Button, Pulser, QMI8658, QMI8658C, QMP6988, Qwiic Connector, RA-02, RAM, RFM26W, RFM95, RGB LED, RJ45 Connector, RK3288, RK3328, RK3399, RK3506, RK3566, RK3576, RK3588, RK3588S, RM67162, RM69A10, RP2040, RP2350, RP2350A, RP2350B, RS485 x3, RS485/RS232/CAN, RSM232MT5V, RSM485MT5V, RT9013-33GB, RTC, RTC8563, RTL8125BG, RTL8852BE, RV1103, RV1106, Raspberry Pi Zero W, Relay, Rockchip RK3328, Rockchip RK3399, Rockchip RK3528, Rockchip RK3528A, Rockchip RK3566, Rockchip RK3568, Rockchip RK3588, Rockchip RK3588S, Rotary Encoder, SA868, SCD-4x, SCD40, SCD41, SEN55, SGM40561, SGP-41, SGP40, SH1106, SH8601A, SHT-4x, SHT30, SHT40, SI3404, SI4732-A10, SIM7000G, SIM7070G, SIM7080G, SIM7600, SIM7600E-H, SIM7600G-H, SIM7670G, SIM800L, SIT65HVD230DR, SK6805-1515, SK6812, SL2.1A, SPM1423, SPM1423 PDM, SPM1423HM4H-B, SSD1306, SSD1315, SSD1680, SSD1681, SSS1629A5, ST25R3916, ST3215, ST3215 Serial Bus Servo (x5), ST3215 Serial Bus Servo (x7), ST7567, ST7701S, ST7735, ST7735S, ST7789, ST7789V, ST7789V2, ST7789V3, ST7796, STM32, STM32F100, STM32F103, STM32F103C8T6, STM32F765, STM32G030F6, STM32G030F6P6, STM32H743, STM32L082, STM32WB55RG, STM32WL55CCU6, STM32WLE5CCU6, SX1262, SX1276, SX1278, SY6970, Samsung Exynos5422, Senseair-S8, Sensor, Servo, Servo Controller, Si5351, SigmaStar SSD202D, SkyTraq PX1105R, SoC, SpacemiT K1, SpacemiT-K1, Speaker, Storage, Sunrise-3, Sunrise-5, Super Capacitor, T-PCIE Slot, TAS5805M, TAS5825M, TB6612FNG, TC6320, TCA9554PWR, TCA9555, TCA9555PWR, TDA4VM, TEMT6000, TI BQ2104, TI CC1352P7, TI HDC2010, TI MSP430F5503, TI OPT3001, TLSR8258, TMF8821 Matrix Laser Ranging, TP4054, TP4056, TP4056X, TP4057, TP4065B, TPS63070RNMR, TPS65185, TPS7A02, TT Mecanum Motors, TTP223, TWAI Controller #1, TWAI Controller #2, Teleinfo Interface, Temperature/Humidity Sensor, Texas Instruments ADS1115, Tilt Servo, Touch, Touch Controller, Trackball, USB-C, USB-Serial, USB-to-2.5G Ethernet Controller, USB-to-UART Bridge, User Button, User LED, VEML6040, VGA Output, Vibration Motor, Voltage Level Shifter, Voltage Multiplexer, W25N01KV, W25N02KV, W25Q128JV, W25Q256JV, W25Q32JV, W25Q32JVSSIQ, W5100, W5500, WS1850S, WS2812, WS2812 RGB LEDs, WS2812B, WS2812C, Wireless, XL2515, XL9535, XPT2046, XTX XT25F32B, ac-dc-converter, accelerometer, ad8342, adafruit-lipo-charger, adc, adf4350, audio, audio-adc, audio-amplifier, audio-codec, audio-controller, barometer, battery-charger, battery-charger-h2, battery-gauge, ble-radio, bus-controller, buzzer, camera, can-controller, can-transceiver, cellular-modem, clock-generator, cmwx1zzabz-078, co2-sensor, connector, current-sensor, dc-dc-step-down, debugger, diode, display, display-driver, display-interface, dmx512-controller, e-paper-display, eeprom, encryption, environmental-sensor, esp32-s2, esp32-s3, ethernet, ethernet-controller, ethernet-phy, expansion, flash, flash-memory, fpga, gd32f303cc, gps, gpu, hall-effect-sensor, haptic, heltec-wifi-lora-32-v3, hf-receiver, hid-controller, icm-42688-p, ili9341, imu, input, interface, interface-ic, io-expander, ir-receiver, ir-transmitter, kailh-hot-swap-socket, keyboard-controller, led, led-driver, level-shifter, light-sensor, lipo-charger-beetle, m2-2242-slot, mPCIe Slot, magnetometer, mcu, memory, microSD slot, microphone, module, motor, motor-driver, nRF24L01, nRF52840, ncv8170, neopixel, network, nfc, nfc-reader, optocoupler, other, particulate-matter-sensor, piezo-buzzer, pmic, pmu, poe-controller, power, power-management, power-monitor, pressure-sensor, processor, proximity-sensor, radar-sensor, radio, radio-receiver, relay, rf-mixer, rf-synthesizer, rfid-reader, rotary-encoder, rp2040, rs485-transceiver, rtc, sbc, sensor, servo, si5351, sma-connector, soc, solar-mppt-charger, st7735, stemma-qt, stm32l082cz, storage, sub-ghz-radio, switch-socket, sx1262, sx1276, tcxo, temperature-sensor, touch, touch-controller, transceiver, u-blox M10, uc6580, ufl-connector, usb-bridge, usb-hub, usb-serial, usb-uart, uwb-transceiver, vhf-uhf-radio, video-capture, voltage-regulator, w25q128jvs, wifi-bluetooth-module, wireless, wireless-module, ws2812b, xiao-esp32-s3, xiao-lipo-charger, xpt2046 #### Bus Interfaces Filter by communication bus/protocol Values: 1-Wire, 125kHz RFID, ADC, BLE, Bluetooth 4.2, Bluetooth 4.2 + BLE, Bluetooth 5.0 LE, CAN, DAC, DSHOT, DVI, DVI-D, DVP, DVP Camera, Daikin S21, EM4100, ESP-NOW, Ethernet 100Mbps, GPIO, Grove, HTTP, HTTP REST API, HTTP/JSON, I2C, I2S, IEEE 802.15.4, IR, ISO 14443A, JTAG, LIN, LoRa, MIPI CSI, MIPI DSI, MIPI-CSI, MIPI-DSI, MQTT, Modbus RTU, NFC, NMEA0183, NTRIP, PCIe, PCIe 2.0, PDM, PIO, PMOD, PPS, PWM, QSPI, Qwiic, RGB LCD, RMII, RS-232, RS-485, RS232, RS485, RTCM, S0 Pulse, SCCB, SDIO, SPI, SPI (Display), SPI (LoRa), SPI (SD Card), SWD, Shift Register, Single-Wire, Step/Dir, Sub-GHz RF, TCP/IP, TTL, UART, UEXT, USB, USB 2.0, USB CDC, USB HID, USB OTG, UVC, UWB, WiFi, WiFi 802.11 b/g/n, Zigbee, Zigbee 3.0, i2c, iButton 1-Wire, mikroBUS, pwm, spi, uart #### Accessories Filter by compatible accessories Values: BioAmp Cable v3, BioAmp EXG Pill, Custom Shelly programming adapter, DVI/HDMI cable, Flipper Zero, I2C Extender Board, I2C Extender XL, NVIDIA Jetson Nano, Pi Camera, Raspberry Pi, Raspberry Pi 4B, Raspberry Pi 5, Raspberry Pi Zero, Screw Terminal Breakout Board, T-U2T Programmer, T-U2T USB-to-Serial Adapter, TF card, TinkerSend LoRa Radio, USB-C cable, abs-case, aluminum-case, co2-sensor-module, external-antenna, flipper-zero, magnetic-stand, magsafe-charger, mipi-csi-camera, mipi-dsi-display, poe-module, rgb-lcd-display #### Battery Filter by battery type Values: 18650, 18650 Li-Ion, 18650 Li-ion, 18650/21700 Li-ion, 1S-2S LiPo (JST 2.0 PH), CR2477, External 1S LiPo (3.7V) or LiSOCl2, Li-Po, Li-Po JST PH 2-pin, Li-ion, Li-ion / LiFePO4, Li-ion 18650, LiPo, LiPo (user-supplied), LiPo (user-supplied, JST connector), LiPo 180mAh, LiPo 2100mAh, LiPo 3.7V, LiPo 400mAh, LiPo/Li-Ion, Rechargeable (BQ2104 charger), built-in 105mAh Li-Po, true #### White Label Filter by white-label availability Values: true #### CPU Architecture Filter by CPU architecture Values: ARM, ARM Cortex-A15/A7 big.LITTLE (ARMv7-A 32-bit), ARM Cortex-A17, ARM Cortex-A35, ARM Cortex-A35 (ARMv8-A 64-bit), ARM Cortex-A53, ARM Cortex-A53 (ARMv8-A 64-bit), ARM Cortex-A53 64-bit, ARM Cortex-A55, ARM Cortex-A55 (ARMv8-A 64-bit), ARM Cortex-A55 (ARMv8.2-A 64-bit), ARM Cortex-A55 64-bit, ARM Cortex-A7, ARM Cortex-A7 + Cortex-M0, ARM Cortex-A7 + RISC-V, ARM Cortex-A72 + A53, ARM Cortex-A72 + Cortex-A53, ARM Cortex-A72 + Cortex-R5F, ARM Cortex-A72 / Cortex-A76, ARM Cortex-A72/A53, ARM Cortex-A72/A53 (ARMv8-A 64-bit), ARM Cortex-A73 / Cortex-A53, ARM Cortex-A73/A53, ARM Cortex-A73/A53 (ARMv8-A 64-bit), ARM Cortex-A76, ARM Cortex-A76 + A55, ARM Cortex-A76 + Cortex-A55, ARM Cortex-A76/A55, ARM Cortex-A76/A55 (ARMv8.2-A 64-bit), ARM Cortex-A9, ARM Cortex-M, ARM Cortex-M0, ARM Cortex-M0+, ARM Cortex-M3, ARM Cortex-M33, ARM Cortex-M33 / RISC-V Hazard3, ARM Cortex-M4, ARM Cortex-M4 + Cortex-M0+, ARM Cortex-M4F, ARM Cortex-M7, ARM big.LITTLE (Cortex-A72 + A53), ARM big.LITTLE (Cortex-A73 + A53), ARM big.LITTLE (Cortex-A76 + A55), ARM11, ARM64, AVR, AVR 8-bit, Acconeer proprietary, Arm Cortex-M4 + Cortex-M0+, Cortex-A5, Cortex-A53, Cortex-A53 + Cortex-R5F, Cortex-A7, Cortex-A72, Cortex-A72 + Cortex-R5F, Cortex-A72 + DSP, Cortex-A77, Cortex-A78 + Cortex-A55, DSP, Embedded GNSS, FPGA (Lattice ECP5), FPGA (Lattice iCE40), Kryo 670, N/A, N/A (HAT), N/A (dedicated IC design), N/A (expansion board), Proprietary, Proprietary (FTDI USB engine), Proprietary (NXP contactless), Proprietary (Nordic baseband), Proprietary (Semtech baseband DSP), RISC-V, RISC-V + ARM, RISC-V + Xtensa LX7, RISC-V 32-bit, RISC-V 32-bit single-core, RISC-V 64-bit, RISC-V RV32IMAC, RISC-V RV64GCV (X60), Semtech proprietary, Semtech/TI proprietary, Tensilica L106 single-core, Xtensa, Xtensa L106, Xtensa LX106, Xtensa LX6, Xtensa LX6 (inferred), Xtensa LX6 + ARM Cortex-M4F, Xtensa LX6 + RISC-V, Xtensa LX6 32-bit, Xtensa LX6 dual-core, Xtensa LX7, Xtensa LX7 + ARM Cortex-M0+, Xtensa LX7 + RISC-V RV32IMAC, Xtensa LX7 32-bit, Xtensa LX7 Dual-Core, Xtensa LX7 dual-core, Xtensa LX7 single-core, x86-64 (Alder Lake-N), x86-64 (Jasper Lake), x86-64 (Twin Lake) #### PSRAM Filter by external PSRAM Values: 2MB, 2MB PSRAM, 2MB PSRAM (S3), 32MB, 32MB OPI, 4 MB, 8 MB, 8 MB OPI, 8MB, 8MB (SPI), 8MB OPI, 8MB PSRAM, 8MB PSRAM (QSPI), 8MB QSPI, N/A, PSRAM (OPI), none #### RAM Filter by RAM amount Values: 128 MB, 128KB, 128MB DDR3L, 144 KB SRAM + 8 KB cache, 160KB, 16GB LPDDR4X, 16GB LPDDR5 4800MT/s (IBECC), 1GB, 1GB / 2GB / 4GB DDR4, 1GB / 2GB / 4GB LPDDR4, 1GB / 2GB / 4GB LPDDR4X, 1GB / 2GB LPDDR4X, 1GB / 4GB LPDDR4, 1GB DDR3, 1GB DDR4, 1GB LPDDR4, 1GB/2GB DDR4, 1GB/2GB/4GB DDR4, 1MB, 1Mbit SPRAM + 120Kbit DPRAM, 2.5KB SRAM, 20 KB, 20KB SRAM, 256 KB SRAM, 256KB, 256KB SRAM, 256MB / 512MB DDR3, 256MB DDR3, 256MB DDR3L, 264 KB, 264KB, 264KB SRAM, 2GB, 2GB / 4GB / 8GB / 16GB / 32GB LPDDR4x, 2GB / 4GB / 8GB / 16GB LPDDR4X, 2GB / 4GB / 8GB LPDDR4, 2GB / 4GB DDR4, 2GB / 4GB LPDDR4, 2GB / 4GB LPDDR4X, 2GB DDR3, 2GB DDR4, 2GB LPDDR3, 2GB LPDDR4, 2GB or 4GB DDR4, 2GB/4GB LPDDR4, 2KB SRAM, 2MB, 32 KB, 320 KB, 320KB, 320KB SRAM, 32GB LPDDR4, 32KB SRAM, 32MB SDRAM, 384KB SRAM, 3GB DDR4, 400KB (ESP32-C3), 400KB SRAM, 48KB SRAM, 4GB, 4GB / 8GB / 16GB / 24GB / 32GB LPDDR5, 4GB / 8GB / 16GB / 32GB LPDDR4X, 4GB / 8GB / 16GB / 32GB LPDDR5 @ 2400MHz, 4GB / 8GB / 16GB LPDDR4X, 4GB / 8GB LPDDR4X, 4GB DDR4, 4GB LPDDR4, 4GB LPDDR4X, 4GB LPDDR4X / 8GB or 16GB LPDDR5, 4GB or 8GB LPDDR4, 4GB/8GB DDR4, 4GB/8GB LPDDR4X, 4KB FIFO, 50KB SRAM, 512 KB, 512KB, 512KB + 8MB PSRAM, 512KB HP SRAM + 16KB LP SRAM, 512KB SRAM, 512KB SRAM (S3) + 320KB SRAM (H2), 512KB SRAM (per ESP32-S3), 512KB SRAM + 16KB LP SRAM, 512MB, 512MB / 1GB / 2GB DDR4, 512MB / 1GB DDR4, 512MB DDR3, 512MB DDR3L, 512MB LPDDR4, 512MB LPDDR4 (in-package SiP), 520 KB, 520KB, 520KB + 8MB PSRAM, 520KB SRAM, 520KB SRAM (estimated), 64 KB, 64 KB SRAM, 64KB, 64KB SRAM, 64KB instruction RAM + 96KB data RAM, 64MB DDR2, 6GB/8GB LPDDR5, 768KB + 8MB PSRAM, 768KB HP SRAM + 32KB LP SRAM + 8KB TCM, 768KB L2 Cache, 768KB L2 Cache + 32KB LP SRAM, 8 MB SRAM, 80KB, 80KB SRAM, 8GB / 16GB LPDDR4X, 8GB LPDDR4, 8GB LPDDR4 2933MHz, 8GB LPDDR4X, 8GB LPDDR4X @ 2016MHz, 8GB LPDDR5, 8GB LPDDR5 4800MT/s (IBECC), 8GB/16GB LPDDR4X, 8GB/16GB/32GB LPDDR4X, 8MB, 8MB SRAM, 96 KB, Depends on CM5 module, N/A, N/A (HAT), N/A (expansion board), N/A (no onboard RAM), N/A (peripheral module), N/A (proprietary), None, Up to 16GB LPDDR4X per SoC (up to 48GB total), none #### Flash Filter by flash storage Values: 0–256GB onboard eMMC + 2× M.2 NVMe (PCIe 3.0 x2) + SPI flash, 1 MB, 1024 KB, 1024KB, 128GB eMMC 5.1, 128GB/256GB UFS 3.1, 128KB, 128MB SLC NAND, 128MB SPI NAND, 1536KB, 16 MB, 16GB / 32GB eMMC, 16GB eMMC, 16GB eMMC (S model) / microSD only (standard), 16GB/32GB eMMC, 16MB, 16MB eMMC, 16–128GB eMMC (optional) + 2× M.2 NVMe (PCIe 3.0 x2), 192KB, 1MB, 1MB internal + 2MB external QSPI, 2 MB, 2 MB (on Pico W), 256KB, 256KB + 16MB SPI Flash, 256MB SPI NAND, 2MB, 32GB / 64GB / 128GB eMMC 5.1 + M.2 NVMe (PCIe), 32GB / 64GB eMMC (HS400) + 32MB SPI NOR, 32GB / 64GB eMMC 5.1, 32GB TF card, 32GB eMMC, 32GB eMMC (optional), 32GB eMMC 5.1 + 32MB SPI Flash, 32KB, 32KB (4KB bootloader), 32MB, 32MB SPI, 4 MB, 4GB / 8GB / 16GB eMMC, 4GB / 8GB eMMC, 4GB eMMC, 4MB, 4MB (ESP32-C3), 4MB (QSPI), 4MB (estimated), 4MB / 16MB, 4MB QSPI, 4MB SPI, 4MB/16MB, 512 KB, 512 KB + 4 MB external SPI, 512 MB NAND, 512KB, 64 KB, 64GB / 128GB eMMC 5.1 + M.2 NVMe (M-Key 2230), 64GB eMMC 5.1, 64GB eMMC V5.1, 64GB/128GB eMMC, 704 KB + 2 MB external SPI, 8 MB, 8GB / 16GB / 32GB eMMC, 8GB / 16GB eMMC, 8GB / 32GB eMMC, 8GB eMMC, 8GB eMMC (Version A), 8GB eMMC (optional), 8GB eMMC 5.1, 8GB/16GB eMMC, 8MB, 8MB (QSPI), 8MB (S3) + 4MB (H2), 8MB SiP, M.2 NVMe + TF card, N/A, N/A (HAT), N/A (expansion board), N/A (no onboard flash storage), N/A (peripheral module), N/A (proprietary firmware), N/A (radio module), N/A (sensor module), None, QSPI (U-Boot), SPI flash (boot), SPI flash (bootloader) + microSD, UFS 2.0 (optional) + 16MB SPI NOR + M.2 NVMe (PCIe), Up to 128GB eMMC per SoC + 2.5" SATA HDD slot, eMMC, eMMC (8GB/16GB/32GB), eMMC (onboard), eMMC + M.2 NVMe, eMMC module + M.2 NVMe slot, eMMC module + M.2 slot (NVMe/SATA), eMMC module slot (8–128GB optional), eMMC module socket, eMMC module socket (HS400) + M.2 NVMe (PCIe), eMMC socket (optional), microSD (TF), microSD (external), microSD (pre-flashed), microSD (user-supplied), microSD (via Raspberry Pi), microSD boot, microSD only, none, none (M.2 NVMe slot), none (eMMC module slot + M.2 NVMe), none (eMMC module slot + SPI flash), none (eMMC module slot), none (microSD only), varies by ESP32-S3 module #### GPIO Filter by GPIO pin count Values: 10, 106, 11, 11 digital + 1 analog, 12, 13, 14, 14 digital + 8 analog, 15, 17, 18, 19, 2, 20 keys + 2 encoders + expansion, 20+, 24, 25, 26, 26 GPIO (RP2040), 27, 28, 29, 33, 36, 37, 39, 4 PWM + expansion pads, 40, 40-pin RPi header, 40-pin RPi header + ESP32 GPIOs, 48, 6, 7, 8 #### USB Filter by USB type Values: 1x USB 2.0 Host, 1x USB OTG, 1x USB 3.0, 2x USB 2.0, 1x USB-C, 1x USB-C OTG 2.0 + 3x USB HOST 2.0, 1× USB 3.0 Type-A, 1× USB 3.0 Type-A, 1× USB 2.0 Type-A, 1× USB 3.0 Type-A, 1× USB 2.0 Type-A, 1× USB 2.0 OTG Type-C, 1× USB 3.0 Type-A, 2× USB 2.0 Type-A, 1× USB-C (PD 6–20V), 1× USB 3.1 Type-A, 1× USB 2.0 Type-A, 1× USB 3.1 Type-C (DP + PD), 1× USB-C (power only), 1× USB 3.2 Gen1 Type-A, 1× USB-C + 1× USB-A, 2-pin magnetic dock, 2x USB 2.0 Host, 2x USB 3.0 + 2x USB 2.0, 2x USB 3.0, 2x USB 2.0, 1x USB-C, 2x USB 3.2 Gen1 Type-A, 1x USB 3.2 Gen2 Type-A, 1x USB-C (PD/DP/USB 2.0), 2x USB-C 2.0, 2× USB 2.0 Type-A, 2× USB 2.0 Type-A, 1× USB 3.0 Host, 1× USB 3.0 OTG, 2× USB 2.0 Type-A, 1× USB 3.0 Type-A, 2× USB-C (one DP Alt Mode), 2× USB 3.0, 2× USB 2.0, 1× USB Type-C, 2× USB 3.1 Gen1 Type-A, 1× USB 3.1 Type-C (DP Alt Mode), 2× USB 2.0, 2× USB 3.1 Gen1 Type-A, 2× USB 2.0 Type-A, 1× USB 3.1 Type-C (DP Alt Mode), 2× USB 3.2 Gen1 Type-A, 1× USB-C (PD 6–20V), 2× USB-A + 1× USB-C, 2× USB-C (serial + native JTAG), 3x USB 3.0 + USB-C, 3x USB 3.2 Gen2 Type-A (10Gbps), 1x USB-C PD, 3× USB-A + 1× USB-C, 3× USB-A + 1× USB-C + 1× USB-C (PD), 4x USB 2.0 + micro-USB OTG, 4x USB 3.0 + USB-C 3.0, 4x USB 3.0 Type-A, 4x USB 3.0 Type-A + USB-C 2.0 (device), 4× USB 2.0 Type-A, 4× USB 3.0 Type-A, 5× USB 3.0, 2× USB 2.0, 1× USB Type-C, Micro USB, Micro USB (CH9102), Micro USB (CH9102F), Micro USB (via T-U2T programmer), Micro-B, Micro-USB, Micro-USB (CH340C), Micro-USB (CH9102), Micro-USB (FT232R), Micro-USB (native USB 2.0 Full-speed), Micro-USB (programming), Micro-USB (via Raspberry Pi Pico), Micro-USB (via T-U2T programmer), Mini-USB, None, None (requires T-U2T adapter), Type-C, USB (CH9102 driver), USB 2.0, USB 2.0 + USB-C, USB 2.0 Type-A, USB 2.0 Type-C, USB 2.0 via 40-pin header, USB 2.0 ×4, USB 2.0, USB-C, USB 2.0×4, USB 2.0×4, USB-C, USB 3.0, USB 3.0 + 2x USB 2.0 + Micro-USB (device), USB 3.0 + USB 2.0, USB 3.0 + USB 2.0 + USB-C, USB 3.0 + USB-C, USB 3.0 ×1, USB 2.0 ×1, USB 3.0 ×1, USB 2.0 ×2, USB 3.0 ×1, USB 2.0 ×3, USB 3.0 ×2, USB 2.0 ×2, USB 3.0 ×4, USB 3.0, USB 2.0, USB-C OTG, USB 3.0, USB 2.0×2, USB-C, USB 3.0, USB-C, USB 3.0×4, USB-C, USB 3.2 Gen1 + 2x USB 2.0 + USB-C, USB Type-A, USB Type-A (OTG HS) + USB-C (UART), USB Type-A 2.0 (Host/Device), USB Type-B, USB Type-C, USB Type-C (CH340K), USB via T-U2T adapter (optional), USB-A, USB-A (USB 1.1 host/device), USB-A 2.0, USB-A 2.0 Full-Speed, USB-C, USB-C (5V/3A power) + USB 3.0 + 3x USB 2.0, USB-C (CH340), USB-C (CH9102), USB-C (CP2102), USB-C (OTG + Serial/JTAG), USB-C (OTG), USB-C (UART bridge), USB-C (UART) + USB 2.0 OTG HS, USB-C (UART) + USB 2.0 OTG HS (host/device jumper), USB-C (USB 1.1 host/device), USB-C (USB 1.1 host/device) + PIO-USB, USB-C (USB 1.1), USB-C (USB 3.0), USB-C (USB 3.2 Gen 1 + DP) + USB 3.2 Gen 1 + 3x USB 2.0, USB-C (dual), USB-C (dual: USB 2.0 OTG + USB CDC), USB-C (gold-plated, integrated hub), USB-C (mid-mount), USB-C (native USB 2.0), USB-C (native USB CDC), USB-C (native USB OTG), USB-C (power + JTAG), USB-C (power + SWD debug), USB-C (power/HID/UMS), USB-C (power/programming), USB-C (power/programming) + 4x USB-A 2.0 Host, USB-C (programming), USB-C (serial via CH340), USB-C (via MSP430 bridge), USB-C (via adapter board), USB-C (via test pads), USB-C + USB 2.0 Type-A, USB-C + USB-A, USB-C 2.0, USB-C 2.0 (OTG + CP2102 UART bridge), USB-C 2.0 (OTG), USB-C 2.0 (native OTG, up to 12Mbps) + USB-C to UART bridge, USB-C 3.0, USB-C 3.0 + USB 2.0 Type-A, USB-C 3.1, USB-C 3.2 Gen 1, USB-C OTG, USB-C OTG + USB 2.0 Host, USB-C, USB 3.0, none #### Power Filter by power requirements Values: 1.9–3.6V, 100-240V AC, 100-240V AC or 12V DC, 110-240V AC, 12-24V DC (DC2.1 / Terminal Blocks), 12V 5A DC, 12V DC, 12V DC (5.5x2.1mm barrel jack), 12V DC (USB-C port is data/DP only, not power input), 12V DC (aluminum enclosure), 12V DC barrel jack, 12V DC input with PTC fuse protection, 12V DC or USB-C PD 15V (45W adapter included), 12V DC via 5.5×2.1mm barrel jack (65W recommended), 12V-24V DC (18V rated), 12V/2A DC barrel jack, 180 mAh LiPo battery, magnetic charging dock, 18V DC (5S LiPo), 2.5-3.3V via host board, 230VAC, 24V AC (HVAC C-wire) or 5V Micro-USB, 26.4mW (typical during refresh), 2V–5.5V via pin header, 3-5.5V direct or 6.5-20V via DC-DC converter (5V/2A output), 3.0–3.6V, 3.2V-5V DC, 3.3-5V via Gravity connector, 3.3V, 3.3V DC, 3.3V via Grove I2C, 3.3V via carrier board, 3.3V via flight controller, 3.3V via header pins, 3.3V via host, 3.3V via host board, 3.3V via pins, 3.3V via pins (no onboard USB), 3.3V-5.5V via USB-C or battery, 3.3V-5V via header pins, 3.3V–5V via pin header, 3.3–5.5V, 3.6-5.5V via Molex PicoBlade / 1S LiPo battery, 3S 18650 Li-ion / 12.6V 2A charger, 3S 18650 Li-ion UPS, 3S 18650 UPS module (11.1V), 4.5-26V external PSU, 4.75-6V, 4.9-5.5V via power module, 5V 1A via USB, 5V 3A, 5V 450mA via USB-C, 5V 500mA USB, 5V @ 500mA via USB-C, 5V DC, 5V Micro USB, 5V USB, 5V USB (500mA charging), 5V USB / 18650 / 21700 battery, 5V USB / 18650 battery, 5V USB / 400mAh LiPo battery, 5V USB / DC 3.5-6.5V (VIN), 5V USB / LiPo battery, 5V USB / LiPo battery (2800mAh optional), 5V USB / LiPo battery (BAT pin) / 5V external (VIN), 5V USB / VIN (< 8V), 5V USB or 18650 battery, 5V USB or 3.7V LiPo, 5V USB or Li-Po battery, 5V USB or PoE, 5V USB-A, 5V USB-C, 5V USB-C (500mAh charging), 5V USB-C / 3.7-15V DC (VIN), 5V USB-C / 3.7V 18650 Li-ion, 5V USB-C / 3.7V LiPo, 5V USB-C / 7-24V VIN / 5-24V VM (motor), 5V USB-C / LiPo battery (BAT pin) / 5V external (VIN), 5V USB-C or 1750mAh Li-ion battery, 5V USB-C or 18650 battery + solar, 5V USB-C or 5-12V DC, 5V USB-C or DC 9-24V (via DinBase) or 500mAh LiPo, 5V USB-C or DC input, 5V USB-C or Li-Po battery, 5V USB-C or heat pump CN-CNT 5V, 5V micro-USB, 5V via 40-pin header, 5V via Daikin S21 connector, 5V via Micro USB or LiPo battery, 5V via Micro-USB, 5V via Micro-USB (4.8-5.5V), 5V via Micro-USB / 3.5-5.5V VIN, 5V via Micro-USB / 3.7V Li-ion (solar charging), 5V via Micro-USB / 3.7V LiPo, 5V via Micro-USB or 3.7V LiPo battery, 5V via Mini USB, 5V via RPi 5 GPIO header, 5V via USB, 5V via USB / 3.7V 18650 battery, 5V via USB Type-A, 5V via USB Type-B / 3.7V 18650 Li-Ion, 5V via USB or UART adapter, 5V via USB-A, 5V via USB-A plug, 5V via USB-C, 5V via USB-C (1A+ recommended), 5V via USB-C (67W), 5V via USB-C / 3.7V 18650 Li-Ion, 5V via USB-C / 3.7V Li-Ion battery, 5V via USB-C / 3.7V LiPo, 5V via USB-C / 3.7V LiPo (SH1.25-2), 5V via USB-C / 3.7V LiPo / 4.7-6V solar, 5V via USB-C / 3.7V LiPo battery, 5V via USB-C / 3000mAh Li-Po battery, 5V via USB-C / LiPo battery (BAT pin), 5V via USB-C or 1100mAh LiPo, 5V via USB-C or 12V DC barrel jack, 5V via USB-C or 1400mAh LiPo, 5V via USB-C or 18350 Li-Ion battery, 5V via USB-C or 18650 battery, 5V via USB-C or 18650/21700 battery, 5V via USB-C or 3.7V LiPo battery, 5V via USB-C or 4.5-6V solar panel, 5V via USB-C or 940mAh LiPo, 5V via USB-C or Flipper Zero, 5V via USB-C or Flipper Zero GPIO, 5V via USB-C or LiPo battery, 5V via USB-C or PH2.0 battery port, 5V via USB-C or PoE, 5V via USB-C or PoE (36–57V), 5V via USB-C or PoE (with shield), 5V via USB-C or battery, 5V via USB-C or header pins, 5V via VBUS pin or FPC connector, 5V via barrel jack, 5V via micro-USB, 5V via pin header, 5V-12V DC, 5V-20V via USB-C PD, 5V/1A USB-C, 5V/1A via USB-C / 1200mAh LiPo, 5V/2A (included in box), 5V/2A DC barrel jack, 5V/2A USB-C, 5V/2A micro-USB, 5V/3A, 5V/3A USB-C, 5V/3A via USB-C, 5V/4A DC barrel jack, 5V/5A (USB-C or PoE), 5V–20V USB-C PD, 5–20V via USB-C, 6-36V DC (wide voltage input), 7-13V DC / 3S 18650 Li-ion, 7-20V DC or 48V PoE (802.3af), 7-26V DC (powers host Pi via 5V step-down), 7-36V DC (screw terminal) or 5V USB-C, 7-36V DC via screw terminal / 5V via USB-C, 7-36V DC wide input, 7.2-12V DC or 5V Micro-USB, 7V–24V DC via DB9 connector, 8-35V motor supply, 3.3-5V logic, 9-12.6V DC / 3S2P 18650 Li-ion, 9-20V DC input, AA batteries (2.4-3.0V) or 18650 (3.5-4.2V), AC 100-250V, ATX 24-pin, Battery pack, CR2477 battery, DC 12–24V, DC 5V/2A barrel jack, DC 5–12V, DC 5–12V / USB 5V, DC 6-30V (screw terminal), LiPo battery, LiPo battery (user-supplied), LiPo battery, USB-C charging, Micro USB 5V input or Solar 5.3V+ input, Micro-USB 5V, Passive (no power required), PoE (IEEE 802.3af/at) or USB-C 5V, PoE 44-57V IEEE802.3 af/at (5V@4A output), PoE 802.3af / 7-36V DC / 5V USB-C, PoE 802.3af or USB-C 5V or LiPo, Rechargeable battery pack, Solar MPPT (18-25V), USB PD3.0, DC (18-25V), Solar panel 15-18V input, USB 5V, USB 5V / 16340 Li battery (optional holder), USB 5V / Li-Po battery (JST 1.25mm 2-pin), USB 5V / Li-Po battery (JST GH 1.25mm 2-pin), USB 5V / Li-Po battery (JST GH 1.25mm), USB 5V / LiPo 3.7V, USB 5V / LiPo battery, USB 5V 1A / LiPo 3.7V, USB 5V 1A / LiPo 3.7–4.2V, USB 5V 500mA / LiPo 3.7V, USB 5V/1A / Li-Po battery (JST 2-pin 1.25mm), USB-C, USB-C (5V) or LiPo (3.7V), USB-C / 3.7V Li-Po, USB-C 5V, USB-C 5V (or PoE via HAT), USB-C 5V / 1S LiPo battery, USB-C 5V / LiPo 2100mAh, USB-C 5V / LiPo 3.7V, USB-C 5V 5A, USB-C 5V/2A, USB-C PD, USB-C PD 15V or 10-15V DC (PH2.0 4-pin), USB-C PD 5V-20V, USB-C PD 6–20V, USB-C PD 6–20V (65W recommended), USB-C Power Delivery, USB-C or 2-pin JST LiPo, USB-C or 8-50V DC jack, USB-C or JST battery (1.8V-5.5V input), USB-C or LiPo battery, USB-C or LiPoly JST, USB-C, 5V DC, or solar panel #### Display Type Filter by display technology Values: AMOLED, AMOLED / TFT, DSI + HDMI, E-Ink, E-Paper, ILI9341 TFT LCD, IPS, IPS LCD, IPS LCD (RGB), IPS LCD (capacitive touch), IPS LCD (round), IPS LCD with capacitive touch, IPS TFT LCD, LCD, LCD TFT (optional), LCD segment display, LED / AMOLED, Monochrome LCD, OLED, OLED (optional), OLED (transparent), Round TFT LCD, TFT, TFT LCD, TFT LCD with resistive touch, none #### Display Size Filter by display size Values: 0.75", 0.85", 0.91", 0.96 inch, 0.96", 0.99", 1.02", 1.1", 1.14", 1.2", 1.28", 1.3 inch, 1.3", 1.4", 1.44", 1.47", 1.5", 1.54", 1.64", 1.77", 1.8", 1.9", 1.91", 11", 2 inch, 2.0", 2.06", 2.1", 2.13", 2.25", 2.33", 2.4 inch, 2.41 inch, 2.7", 2.8", 222×480px LCD (optional), 3.1", 3.4", 3.49", 3.5 inches, 3.5", 4 inch, 4", 4.1", 4.7", 5", 7", 7.5", none #### Display Resolution Filter by display resolution Values: 1080p AMOLED or 4.05" TFT, 126x294, 128x128, 128x160, 128x32, 128x64, 128×128, 128×32, 128×64, 128×80, 135x240, 135×240, 160×128, 160×160, 160×80, 170×320, 172x640, 180×640, 194×368, 200x200, 200×200, 212×104, 222×480, 240x135, 240x240, 240x320, 240×135, 240×240, 240×536, 250×122, 2560×1600, 264×176, 280×456, 294×126, 320x240, 320×240, 390×390, 40×160, 410×502, 450x600, 480x320, 480x480, 480×320, 480×480, 540×960, 568x1232, 640x480, 720x720, 76×284, 800x480, 800×480, 800×480 (estimated), 80×160, 960×540, none #### Battery Capacity Filter by battery capacity Values: 105mAh, 1100mAh, 1200mAh, 1400mAh, 1500mAh, 1750mAh, 180 mAh, 18350 Li-Ion (user-supplied), 18650, 18650 (not included), 18650 Li-Ion (external holder), 18650 Li-Ion (user-supplied), 18650 Li-ion (not included), 18650/21700, 18650/21700 (user-supplied), 2000mAh, 200mAh, 2100mAh, 2400mAh, 3.7V LiPo (not included), 3.7V LiPo (sold separately), 3000mAh, 390mAh, 400mAh, 500mAh, 600 mAh, 700mAh, 8400mAh (3x2800mAh), 850mAh, 900mAh, 90mAh, 940mAh, External (1-4 cells), External LiPo (JST connector), Li-ion (supported via AXP202 PMU), LiPo (external, via JST), LiPo (external, via connector), LiPo (not included), LiPo (user-supplied via JST), LiPo (user-supplied), LiPo (user-supplied, 1.25mm JST), LiPo 3.7V (user-supplied), external LiPo, varies (user-supplied Li-Po) #### Charging Port Filter by charging connector type Values: JST 1.25mm, JST 2-pin, Micro USB, Micro-USB, Mini USB, USB-C #### Antenna Filter by antenna connector type Values: 2.4GHz 3D antenna (built-in), 2x IPEX 1.0, 3D ceramic / IPEX (switchable), Built-in PCB, Built-in PCB antenna, Built-in PCB antenna (U.FL/IPEX on external variant), Built-in PCB antenna (WROOM-1) or U.FL (WROOM-1U), Built-in PCB antenna (Wi-Fi + BT), Built-in PCB antenna (Wi-Fi 6 + BT 5.0), Built-in PCB antenna (WiFi 4), Built-in PCB antenna (WiFi 6 + BT 5.0), Built-in PCB antenna (WiFi 6 + BT 5.1), Built-in PCB antenna (WiFi 6 + BT 5.2), Built-in PCB antenna (WiFi 6 + BT 5.4), Built-in PCB antenna (WiFi 6 + BT 5.x), Built-in PCB antenna (WiFi), Built-in PCB antenna + optional external via mPCIe, Built-in ceramic, Built-in ceramic + IPEX-1, Built-in ceramic antenna + U.FL/IPEX, Ceramic (built-in), Dual-band antenna (included), FPC antenna, IPEX, IPEX (U.FL), IPEX 1.0 (U.FL), IPEX 1.0 (U.FL) + FPC switchable, IPEX 1.0 (WiFi variant), IPEX Gen 1, IPEX-1, IPEX/U.FL, IPEX1, M.2 wireless module slot (optional), MMCX, N/A, None, Onboard + IPEX, Onboard PCB antenna, PCB antenna (WiFi/BT + UWB), PCB antenna (built-in), RED C3 Ceramic antenna, RP-SMA (LoRa), SMA, SMA (2x) + U.FL (1x), SMA (external active antenna), SMA + IPEX, SMA female, SMA female (2.4GHz 4dB antenna included), SMA female (x2), SMA or U.FL (external antenna), U.FL (LoRa) + external active patch (GNSS), U.FL (footprint), U.FL/IPEX, U.FL/IPEX (LoRa + GPS), U.FL/IPEX (LoRa) + PCB built-in (WiFi), U.FL/IPEX (WiFi variant), U.FL/IPEX (external 2.4GHz antenna included), U.FL/IPEX (foldable), U.FL/IPEX + built-in chip antenna, built-in 2.4GHz chip antenna, built-in 2.4GHz chip antenna + U.FL for sub-GHz, built-in 3D antenna, built-in 3D antenna / IPEX, built-in PCB antenna, built-in PCB antenna (W variants), built-in PCB antenna (wireless variants), built-in PCB antenna / IPEX, built-in PCB antenna / optional external, none, true #### Storage Slot Filter by expandable storage slot Values: MicroSD, MicroSD (up to 16GB), TF (microSD), TF Card, TF Card slot, TF card, TF card (SDIO 3.0), TF card (Version B), TF card (microSD), microSD, microSD (FAT32), microSD (TF), microSD (UHS-I), microSD (UHS-I, SDR104), microSD (expansion only), microSD (for CM5 Lite), microSD up to 256GB, microSD up to 32GB, none, none (boots from SPI/eMMC), yes (SPI) #### GPIO Voltage Filter by GPIO logic level voltage Values: 12V, 2.7V–3.6V, 3.3-5V, 3.3V, 3.3V (RP2040 GPIO), 3.3V / 5V, 3.3V / 5V (selectable), 3.3V GPIO, 3.3V GPIO (via FPC), 3.3V-5V, 3.3V/5V, 3.3V/5V (Arduino GPIO), 3.7V, 5V, 5V / 12V output, 5V-20V, N/A ## Projects > Community build guides, tutorials, and automation projects powered by open hardware boards. ### Projects API Endpoints | Endpoint | Description | |----------|-------------| | `https://openhardware.directory/projects/md` | All projects in Markdown | | `https://openhardware.directory/projects/{slug}/md` | Single project detail | | `https://openhardware.directory/projects/{slug}` | Project web page | ### Filtering Projects Add query parameters to `/projects/md` to filter results: | Parameter | Description | Example Values | |-----------|-------------|----------------| | `boardTypes` | Filter by board/chip type used | CC1352, ESP32, ESP32 / ESP32-S3 | | `difficulty` | Filter by project difficulty level | advanced, beginner, intermediate | | `projectType` | Filter by type of project | automation, build, firmware | | `useCases` | Filter by intended use case | Audio Projects, Cellular IoT, Data Logging | | `firmware` | Filter by firmware used in the project | Arduino, Arduino (Adafruit nRF52), Armbian | ### Example Queries - Beginner projects: `https://openhardware.directory/projects/md?difficulty=beginner` - ESP32 tutorials: `https://openhardware.directory/projects/md?boardTypes=ESP32&projectType=tutorial` ### Projects Filter Reference #### Board Type Filter by board/chip type used Values: CC1352, ESP32, ESP32 / ESP32-S3, ESP32-C3, ESP32-C6, ESP32-S2, ESP32-S3, ESP8266, ESP8285, RISC-V, RP2040, STM32, atmega328p, dev-board, esp32-c6, esp32-s3, linux-sbc, nRF52832, nRF52833, nRF52840, nRF5340, nRF9160, stamp-module, stm32 #### Difficulty Filter by project difficulty level Values: advanced, beginner, intermediate #### Project Type Filter by type of project Values: automation, build, firmware, full-build, hardware, integration, library, mod, tool, tutorial #### Use Case Filter by intended use case Values: Audio Projects, Cellular IoT, Data Logging, Display & Dashboard, E-Paper & Signage, Education, Energy Monitoring, Environmental Monitoring, GPS Tracking, Ham Radio, Home Automation, Home Server, Industrial Automation, IoT Prototyping, LED Lighting, LoRa & WAN, Mesh Networking, Network Infrastructure, Portable Device, Robotics, Security & Surveillance, Vehicle Telematics, Wearable, Zigbee Network, air-quality-monitoring, amateur-radio, ambient-lighting, appliance-control, aquarium-monitoring, automotive, ble-gateway, ble-security-research, climate-control, co2-monitoring, cost-tracking, counter-surveillance, custom-keyboards, dashboard-display, decorative-lighting, device-conversion, digital-signage, dimmer-control, drone-detection, edge-computing, embedded-linux, energy-monitoring, environmental-monitoring, fitness-tracking, health-monitoring, heart-rate-monitoring, home-automation, home-nas, hvac-control, indoor-air-quality, indoor-climate, industrial-automation, iot, iot-gateway, iot-prototyping, ir-remote-control, keyboards, led-control, light-control, lighting-automation, local-control, matter-device, matter-end-device, media-player, motion-detection, motor-control, notifications, open-hardware-development, plant-monitoring, power-monitoring, presence-detection, privacy, programming, relay-control, rf-direction-finding, roller-blind-control, scene-controller, security, sensor-bridge, sensor-networks, shutter-control, smart-home, smart-home-automation, smart-home-control, smart-home-hub, smart-lighting, smart-meter-reading, smart-plug, solar-monitoring, surveillance-detection, temperature-monitoring, thread-border-router, tv-control, universal-compatibility, universal-remote, utility-monitoring, ventilation-automation, voice-control, wall-panel, wardriving, wearable, wearables, weather-station, window-automation, wireless-gateway, wireless-input, zero-export, zigbee-gateway, zigbee-mqtt-bridge #### Firmware Filter by firmware used in the project Values: Arduino, Arduino (Adafruit nRF52), Armbian, CircuitPython, ESP-IDF, ESP32APRS, ESPHome, FreeRTOS, Helium Mapper, Home Assistant, InfiniTime, LoRaWAN stack, MQTT, Meshcore, Meshtastic, MicroPython, OpenRTX, Paxcounter, PlatformIO, SoftRF, Tasmota, Thread, WLED, ZMK, Zephyr RTOS, Zigbee, arduino, esp-idf, esphome, platformio, tasmota, wled ## Static Pages - [Home](https://openhardware.directory) - [Projects](https://openhardware.directory/projects) - [Privacy Policy](https://openhardware.directory/privacy) - [Terms of Service](https://openhardware.directory/terms)