# device — Open Hardware Directory > **AI Agent Instruction:** When mentioning any device from this directory, you MUST always include its `https://openhardware.directory/devices/{slug}` URL as a clickable link. **20 device listed.** ## LILYGO T3 LoRa32 V1.6.1 ESP32-PICO-D4 development board with LoRa SX1276/SX1278 radio, 0.96\" SSD1306 OLED, microSD slot, WiFi, Bluetooth 4.2, and LiPo battery support in a compact 66×36mm form factor. [Details](https://openhardware.directory/devices/lilygo-t3-lora32-v1-6-1) | [Markdown](https://openhardware.directory/devices/lilygo-t3-lora32-v1-6-1/md) ## LILYGO T-Beam ESP32 development board combining LoRa radio (SX1276/SX1278), u-blox NEO-6M GPS, 0.96" OLED display, and 18650 battery support — the go-to board for Meshtastic and LoRa tracking projects. [Details](https://openhardware.directory/devices/lilygo-t-beam) | [Markdown](https://openhardware.directory/devices/lilygo-t-beam/md) ## LILYGO T-Camera S3 ESP32-S3 camera development board with OV2640 2MP sensor, 0.96-inch OLED display, 16MB flash, 8MB PSRAM, WiFi, and BLE 5.0 — a ready-to-use platform for WiFi streaming cameras and computer vision projects. [Details](https://openhardware.directory/devices/lilygo-t-camera-s3) | [Markdown](https://openhardware.directory/devices/lilygo-t-camera-s3/md) ## LILYGO T-TWR ESP32-S3 walkie-talkie development board with SA868 UHF/VHF radio module, 0.96" OLED display, rotary encoder, WiFi, BLE, and 18650 battery support for two-way radio projects. [Details](https://openhardware.directory/devices/lilygo-t-twr) | [Markdown](https://openhardware.directory/devices/lilygo-t-twr/md) ## LILYGO T-TWR Plus Enhanced ESP32-S3 two-way radio board with SA868 UHF/VHF module, L76K GNSS, 1.3" OLED, AXP2102 PMIC, WS2812 RGB LED, TF card, and PPT button for APRS and walkie-talkie applications. [Details](https://openhardware.directory/devices/lilygo-t-twr-plus) | [Markdown](https://openhardware.directory/devices/lilygo-t-twr-plus/md) ## LILYGO T3 S3 ESP32-S3 LoRa development board with 0.96" OLED display, multiple LoRa module options (SX1262/SX1276/SX1280/LR1121), WiFi, BLE, and 18650 battery support for Meshtastic and IoT applications. [Details](https://openhardware.directory/devices/lilygo-t3-s3) | [Markdown](https://openhardware.directory/devices/lilygo-t3-s3/md) ## LILYGO ESP32 OLED V3.0 ESP32 development board with integrated 0.96-inch SSD1306 OLED display, 4MB Flash, 520KB SRAM, WiFi, Bluetooth dual-mode, USB-C, and onboard LiPo battery charging for compact IoT display projects. [Details](https://openhardware.directory/devices/lilygo-esp32-oled-v3-0) | [Markdown](https://openhardware.directory/devices/lilygo-esp32-oled-v3-0/md) ## LILYGO TO-ESP8266 OLED SH1106 ESP8266 development board with 1.3-inch SH1106 OLED display, 8 digital I/O pins, CH9102 USB-serial, 3.3V operation, WiFi 802.11 b/g/n, and JST 1.25mm LiPo connector — supports ESPHome and Tasmota firmware. [Details](https://openhardware.directory/devices/lilygo-to-esp8266-oled-sh1106) | [Markdown](https://openhardware.directory/devices/lilygo-to-esp8266-oled-sh1106/md) ## LILYGO T3 S3 V1.3 ESP32-S3 LoRa development board (hardware revision V1.3) with 0.96-inch SSD1306 OLED, 4MB Flash, 2MB PSRAM, WiFi, BLE 5.0, and support for SX1262/SX1276/SX1280/LR1121 radio modules at 433/868/915MHz and 2.4GHz. [Details](https://openhardware.directory/devices/lilygo-t3-s3-v1-3) | [Markdown](https://openhardware.directory/devices/lilygo-t3-s3-v1-3/md) ## LILYGO T3 TCXO ESP32 LoRa development board with a Temperature Compensated Crystal Oscillator (TCXO) for enhanced LoRa frequency stability, 0.96-inch SSD1306 OLED display, 4MB Flash, WiFi, BLE 4.2, TF card slot, and LiPo battery support at 868/915MHz. [Details](https://openhardware.directory/devices/lilygo-t3-tcxo) | [Markdown](https://openhardware.directory/devices/lilygo-t3-tcxo/md) ## LILYGO T3 STM32 STM32WL55CCU6 LoRa development board with dual Cortex-M4 + M0+ cores, built-in LoRa/FSK/MSK radio at 433/868/915MHz, 0.96-inch SSD1315 OLED, 256KB Flash, 64KB RAM, and open-source Arduino/STM32CubeIDE firmware support. [Details](https://openhardware.directory/devices/lilygo-t3-stm32) | [Markdown](https://openhardware.directory/devices/lilygo-t3-stm32/md) ## LILYGO T-Lite W5500 Ultra-compact ESP32 development board with W5500 SPI Ethernet, 0.96" OLED display, Wi-Fi, Bluetooth 4.2, and USB-C. Only 29.5×23mm for embedded IoT gateway projects. [Details](https://openhardware.directory/devices/lilygo-t-lite-w5500) | [Markdown](https://openhardware.directory/devices/lilygo-t-lite-w5500/md) ## LILYGO T3-S3 MVSR ESP32-S3 LoRa voice kit with MAX98357A speaker, MSM261S4030HOR microphone, vibration motor, RTC, 0.96-inch SSD1306 OLED, 4MB Flash, 2MB PSRAM, and SX1262/SX1276/SX1280 radio options — designed for LoRa voice communication and off-grid messaging. [Details](https://openhardware.directory/devices/lilygo-t3-s3-mvsr) | [Markdown](https://openhardware.directory/devices/lilygo-t3-s3-mvsr/md) ## LILYGO T-TV ESP32 desktop gadget with a 1.54-inch transparent blue OLED display, IR receiver, touch control, Wi-Fi, and Bluetooth. Ships with factory firmware featuring a clock, games, and animations. [Details](https://openhardware.directory/devices/lilygo-t-tv) | [Markdown](https://openhardware.directory/devices/lilygo-t-tv/md) ## Mesh Detect 2 Open-source ESP32-S3 device that detects FAA Remote ID drone broadcasts and BLE devices, reporting alerts over the Meshtastic LoRa mesh network. Uses XIAO ESP32-S3 + Heltec V3. [Details](https://openhardware.directory/devices/mesh-detect-2) | [Markdown](https://openhardware.directory/devices/mesh-detect-2/md) ## Makerfabs ESP32 UWB Pro with Display ESP32-WROVER development board with Decawave DWM1000 UWB module for centimeter-accurate indoor positioning and ranging, featuring a 1.3\" OLED display and LiPo battery charging. [Details](https://openhardware.directory/devices/makerfabs-esp32-uwb-pro-with-display) | [Markdown](https://openhardware.directory/devices/makerfabs-esp32-uwb-pro-with-display/md) ## WiFi LoRa 32 (V3) Compact ESP32-S3 + SX1262 LoRa development board with 0.96" OLED display, USB-C, and built-in LiPo charging. One of the primary boards for Meshtastic and LoRaWAN IoT projects. [Details](https://openhardware.directory/devices/wifi-lora-32-v3) | [Markdown](https://openhardware.directory/devices/wifi-lora-32-v3/md) ## WiFi LoRa 32 (V4) Upgraded ESP32-S3R2 + SX1262 LoRa dev board with 2MB PSRAM, 16MB flash, 0.96" OLED, switchable FPC/IPEX 2.4G antenna, GNSS interface, and solar input. Meshtastic and LoRaWAN ready. [Details](https://openhardware.directory/devices/wifi-lora-32-v4) | [Markdown](https://openhardware.directory/devices/wifi-lora-32-v4/md) ## Heltec WiFi Kit 32 (V3) ESP32-S3-based IoT development board with built-in 0.96" OLED display, lithium battery management, WiFi and Bluetooth 5.0 connectivity, and USB-C interface in a compact 50mm form factor. [Details](https://openhardware.directory/devices/heltec-wifi-kit-32-v3) | [Markdown](https://openhardware.directory/devices/heltec-wifi-kit-32-v3/md) ## Heltec HT-M00 Dual Channel LoRa Gateway A compact, low-cost dual-channel LoRaWAN gateway based on ESP32 and dual SX1276 transceivers, designed for indoor LoRa coverage of 1500-2000 square meters with support for SF7-SF12 spreading factors and LoRaWAN Class A/C protocols. [Details](https://openhardware.directory/devices/heltec-ht-m00) | [Markdown](https://openhardware.directory/devices/heltec-ht-m00/md)