LILYGO T-Echo Lite

Dev Board
LILYGO T-Echo Lite

Simplified T-Echo with nRF52840, SX1262 LoRa, and optional L76K GPS — a low-cost, low-power LoRa node and Meshtastic-compatible board for off-grid mesh networking.

nRF52840 ARM Cortex-M4F @ 64MHz256KB SRAM1MBBLE BLE 5.0Zigbee Zigbee (nRF52840)
~$13View

Heltec MeshSolar

Dev Board
Heltec MeshSolar

Solar-powered nRF52840 + SX1262 LoRa dev board with integrated BMS supporting 1-4 cell lithium batteries, MPPT solar charging, and USB PD3.0. Designed for Meshtastic solar nodes.

nRF52840256KB SRAM1MBBLE BLE 5.0, Bluetooth Mesh
~$55View

Heltec MeshTower

Dev Board
Heltec MeshTower

High-power Meshtastic relay/repeater kit with nRF52840 + SX1262 LoRa, 18V/10W solar panel, 3x2800mAh battery pack, IP66 aluminum enclosure, and 5.5dBi fiberglass antenna.

nRF52840256KB SRAM1MBBLE BLE 5.0, Bluetooth Mesh
~$209View

Sonoff BasicR2

Smart Switch
Sonoff BasicR2

WiFi smart switch based on ESP8285, widely used in the open-source home automation community. Easily flashable with Tasmota or ESPHome for local-only smart home control without cloud dependency.

ESP828580KB1MBWiFi 802.11 b/g/n

ESP8266 ESP-01S WiFi Module

ESP8266
ESP8266 ESP-01S WiFi Module

Compact ESP8266-based WiFi dev board with 1MB flash, 2 GPIO pins, and 802.11 b/g/n. Runs Arduino, MicroPython, ESPHome, and Tasmota firmware for smart home and IoT projects.

Tensilica L106 single-core @ 80/160MHz64KB instruction RAM + 96KB data RAM1MB2 GPIOWiFi 802.11 b/g/n

Flipper Zero

Multi Tool
Flipper Zero

Portable open-source multi-tool for hardware exploration, combining Sub-GHz, NFC, RFID 125kHz, infrared, iButton, BLE, and GPIO in a pocket-sized device with a 1.4" monochrome LCD.

STM32WB55RG ARM Cortex-M4 @ 64MHz + Cortex-M0+ @ 32MHz256KB SRAM1MB13 GPIOBLE BLE 5.4
~$199View

ChameleonUltra

Nfc Rfid Tool
ChameleonUltra

Open-source NFC/RFID multi-tool built on the nRF52840 SoC. Reads, writes, cracks, and emulates 13.56MHz and 125kHz cards in a compact key-fob form factor with BLE 5.0 connectivity.

nRF52840256KB SRAM1MBBLE BLE 5.0
~$40View

Heltec MeshPocket

Power Bank
Heltec MeshPocket

Qi2 magnetic wireless charging power bank with integrated Meshtastic mesh networking node, featuring nRF52840 BLE + SX1262 LoRa radio and a 2.13" e-ink display. Available in 5000mAh and 10000mAh confi

ARM Cortex-M4F @ 64MHz, FPU, DSP, HW crypto (CryptoCell-310)256KB SRAM1MBBLE Bluetooth 5.0
~$59View

Arduino Nano 33 BLE Sense Rev2

Dev Board
Arduino Nano 33 BLE Sense Rev2

Sensor-packed Nano board with nRF52840 ARM Cortex-M4F at 64MHz, BLE 5.0, 9-axis IMU, microphone, temperature, humidity, pressure, light, and gesture sensors — designed for TinyML and edge AI projects

ARM Cortex-M4F @ 64MHz, FPU, DSP256KB SRAM1MBBLE BLE 5.0
~$40View

Arduino Stella

Dev Board
Arduino Stella

Arduino's Ultra-Wideband (UWB) board with nRF52840 ARM Cortex-M4F, Truesense DCU040 UWB module, BLE 5.0, and NFC — enabling centimeter-accurate indoor positioning, asset tracking, and secure proximity

ARM Cortex-M4F @ 64MHz, FPU, DSP256KB SRAM1MBBLE BLE 5.0
~$77View

Arduino Nicla Voice

module
Arduino Nicla Voice

Tiny 22.86mm AI voice module with nRF52840 BLE 5.0, Syntiant NDP120 neural decision processor, MEMS microphone, 6-axis IMU, and magnetometer — runs always-on voice recognition and audio anomaly detect

ARM Cortex-M4F @ 64MHzSyntiant NDP120256KB SRAM1MBBLE BLE 5.0
~$50View

Arduino Nicla Sense ME

module
Arduino Nicla Sense ME

Compact 22.86mm sensor module with nRF52840 BLE 5.0 and four Bosch sensors — 9-axis IMU with AI, barometric pressure, temperature/humidity, and gas/CO2 detection. Edge AI-powered environmental and mot

ARM Cortex-M4F @ 64MHz, FPU, DSP256KB SRAM1MBBLE BLE 5.0
~$50View

BigTreeTech SKR Pro V1.1

3D Printer Control Board
BigTreeTech SKR Pro V1.1

32-bit 3D printer control board powered by STM32F407ZGT6 @ 168MHz. Supports 6 stepper drivers, triple extruder, dual Z, 12–24V input. Compatible with Marlin and Klipper firmware.

STM32F407ZGT6192KB1MB
~$30View

BigTreeTech Octopus Pro V1.1

3D Printer Control Board
BigTreeTech Octopus Pro V1.1

High-voltage 3D printer control board with STM32H723ZE MCU, 8 stepper driver slots supporting up to 60V motor power, CAN bus, PT100/PT1000 support, and Marlin/Klipper/RRF firmware.

STM32H723ZET6564KB1MB
~$50View

BigTreeTech Octopus Max EZ V1.0

3D Printer Control Board
BigTreeTech Octopus Max EZ V1.0

High-end 32-bit 3D printer control board with STM32H723ZET6 MCU at 550MHz, 10 EZ-socket stepper driver slots, CAN bus, eFuse protection, and Marlin/Klipper firmware support.

STM32H723ZET6564KB1MB
~$75View

Get notified when new devices are added.

More to explore — popular traits shared by devices with Flash: 1MB Flash.