Open Hardware

Open Hardware Directory

Find Devices Flashable with Your Own Firmware.

Build your own ideas using ready-made boards — no electrical engineering degree required. Flash your firmware, customise the hardware, and make it do exactly what you want.

Zigbee buttons and smart switches

25results

Seeed XIAO 2-Channel WiFi AC Relay

Relay Module
Seeed XIAO 2-Channel WiFi AC Relay

ESP32-C6 based 2-channel AC relay module with WiFi 6, Zigbee 3.0, and Thread support. Compact relay board compatible with Arduino and ESPHome for smart home AC switching up to 10A per channel.

ESP32-C6512KB SRAM4MBWiFi WiFi 6Zigbee Zigbee 3.0
~$24View

M5Stack NanoC6

Dev Board
M5Stack NanoC6

Ultra-compact ESP32-C6 dev board by M5Stack with WiFi 6, BLE 5.0, Zigbee 3.0, and Thread/Matter support. RISC-V single-core at 160MHz, USB-C, RGB LED, and button in a tiny form factor.

ESP32-C6512KB SRAM4MBWiFi 802.11ax (WiFi 6)BLE BLE 5.0Zigbee Zigbee 3.0

Sonoff SNZB-01P

Smart Button
Sonoff SNZB-01P

Zigbee 3.0 wireless button and scene switch with single, double, and long press actions. Battery-powered with CR2477 lasting up to 5 years. Works with Home Assistant, Zigbee2MQTT, and eWeLink.

EFR32MG2232 KB512 KBZigbee Zigbee 3.0
~$13View

ESP32-H2 DevKitM-1-N4S

Dev Board
ESP32-H2 DevKitM-1-N4S

Official Espressif development board for the ESP32-H2 — a RISC-V MCU purpose-built for 802.15.4 wireless protocols: BLE 5.3, Zigbee 3.0, Thread 1.3, and Matter. No WiFi. 4MB flash, USB-C with CH343P.

RISC-V single-core @ 96MHz (ESP32-H2)320KB SRAM4MBBLE BLE 5.3Zigbee Zigbee 3.0
~$10View

LILYGO T-Knob

Dev Board
LILYGO T-Knob

Smart rotary encoder controller based on ESP32-C6 with WiFi 6, BLE 5, Zigbee/Thread, 4 RGB LEDs, buzzer, and magnetic Hall-effect knob for wireless volume control and smart home automation.

RISC-V single-core @ 160MHz512KB SRAM4MBWiFi 802.11ax (WiFi 6)BLE BLE 5.0Zigbee Zigbee 3.0
~$37View

Espressif ESP32-C6-DevKitC-1

Dev Board
Espressif ESP32-C6-DevKitC-1

Official Espressif development board for the ESP32-C6, combining WiFi 6, BLE 5, and IEEE 802.15.4 (Thread/Zigbee/Matter) on a RISC-V single-core SoC — ideal for Matter-native IoT and smart home development.

RISC-V RV32IMAC single-core HP @ 160MHz + LP core @ 20MHz, hardware crypto (AES/SHA/RSA/ECC)512KB SRAM + 16KB LP SRAM8MB (QSPI)WiFi 802.11ax (WiFi 6, 2.4GHz)BLE BLE 5Zigbee Zigbee 3.0
~$10View

ESP32-H2-DevKitM-1-N4S

Dev Board
ESP32-H2-DevKitM-1-N4S

Espressif development board for the ESP32-H2 with Bluetooth 5 LE, Zigbee 3.0, Thread, and Matter support, 4MB flash, USB-C, RGB LED, and full GPIO breakout — no Wi-Fi.

ESP32-H2320KB4MBBLE BLE 5.0Zigbee 3.0
~$10View

Arduino Nano Matter

Dev Board
Arduino Nano Matter

Ultra-compact Matter/Thread/BLE development board based on Silicon Labs MGM240S, bringing official Matter support to the beloved Arduino Nano form factor at 45×18mm.

ARM Cortex-M33 @ 78MHz, FPU, DSP, Secure Vault256KB SRAM1536KBBLE BLE 5.3Zigbee Zigbee 3.0
~$22View

Sonoff ZBMini

Smart Switch
Sonoff ZBMini

Zigbee 3.0 two-way smart switch in a tiny form factor that fits behind existing wall switches. Supports external switch input and works with Home Assistant, SmartThings, and other Zigbee hubs.

EFR32MG2196 KB1024 KBZigbee Zigbee 3.0
~$10View

ESP32-C6 DevKitC-1-N8

Dev Board
ESP32-C6 DevKitC-1-N8

Official Espressif development board featuring the ESP32-C6 — a RISC-V single-core MCU with WiFi 6, BLE 5.0, Zigbee 3.0, Thread 1.3, and native Matter support. 8MB flash, USB-C JTAG/serial.

RISC-V single-core LP @ 160MHz + ULP @ 20MHz (ESP32-C6)512KB SRAM8MBWiFi 802.11ax WiFi 6BLE BLE 5.0Zigbee Zigbee 3.0
~$10View

Olimex ESP32-C6-EVB

Dev Board
Olimex ESP32-C6-EVB

Open-source hardware evaluation board with ESP32-C6, 4 mains-rated relays, 4 opto-isolated inputs, and WiFi 6/Thread/Zigbee/Matter connectivity for home and industrial automation.

RISC-V single-core @ 160MHz512KB HP SRAM + 16KB LP SRAM4MBWiFi 802.11ax (WiFi 6)BLE BLE 5.0Zigbee Zigbee 3.0
~$14View

Sonoff Zigbee Bridge Pro

gateway
Sonoff Zigbee Bridge Pro

ESP32-based Zigbee-to-WiFi gateway with CC2652P coordinator chip supporting 128 Zigbee devices. Flashable with Tasmota for local Zigbee bridge operation with Home Assistant via MQTT.

ESP32 + CC2652P520KB SRAM4MBWiFi 802.11 b/g/nBLE BLE 4.2Zigbee Zigbee 3.0
~$20View

Olimex ESP32-C6-DevKit-Lipo

Dev Board
Olimex ESP32-C6-DevKit-Lipo

Breadboard-friendly open-source ESP32-C6 dev board with WiFi 6, Thread, Zigbee, BLE 5, built-in LiPo charger, and dual USB-C — all for under €9.

RISC-V single-core @ 160MHz512KB SRAM4MBWiFi 802.11ax (WiFi 6)BLE BLE 5.3Zigbee Zigbee 3.0
~$10View

DFRobot Beetle ESP32-C6

Dev Board
DFRobot Beetle ESP32-C6

Coin-sized (25×20.5mm) ESP32-C6 wearable dev board with WiFi 6, BLE 5, Thread, Zigbee, Matter, integrated LiPo charger, and 14µA deep sleep — for $4.90.

RISC-V single-core @ 160MHz512KB SRAM4MBWiFi 802.11ax (WiFi 6)BLE BLE 5.0Zigbee Zigbee 3.0

Waveshare ESP32-H2-Zero

Dev Board
Waveshare ESP32-H2-Zero

Ultra-compact castellated ESP32-H2 development board with BLE 5.2, Zigbee 3.0, Thread 1.3, and Matter support. USB-C powered with WS2812 RGB LED, 15 GPIO pins, and 4MB flash in a tiny 23.5 x 15.2mm form factor.

RISC-V RV32IMC single-core @ 96MHz, HW crypto (AES/SHA/RSA/ECC/HMAC)320KB SRAM4MB15 GPIOBLE BLE 5.2Zigbee Zigbee 3.0

LILYGO T-Panel S3

Dev Board
LILYGO T-Panel S3

Dual-MCU smart panel (ESP32-S3 + ESP32-H2) with 4" 480×480 IPS LCD (ST7701S), WiFi, BLE, native Zigbee/Thread/Matter via H2 co-processor, and optional RS485/CAN FD expansion for wall-mounted smart home controllers.

Xtensa LX7 dual-core @ 240MHz, FPU, AI instructions512KB SRAM16MBWiFi 802.11 b/g/nBLE BLE 5.0Zigbee Zigbee 3.0
~$36View

ESP32-H2-MINI-1 Module

module
ESP32-H2-MINI-1 Module

Espressif ESP32-H2 MINI module with 4MB flash and PCB antenna, supporting Bluetooth 5 LE, Zigbee 3.0, Thread, and Matter — a compact bare module for custom PCB designs without Wi-Fi.

ESP32-H2320KB4MBBLE BLE 5.0Zigbee 3.0

Seeed Studio XIAO ESP32C6

Dev Board
Seeed Studio XIAO ESP32C6

Thumb-sized (21×17.8mm) Matter/Thread/Zigbee/WiFi 6/BLE 5.3 dev board with dual RISC-V cores, onboard antenna, 15µA deep sleep, and hardware security — for ~$5.

RISC-V dual-core (HP: 160MHz + LP: 20MHz)512KB SRAM4MBWiFi 802.11ax (WiFi 6)BLE BLE 5.3Zigbee Zigbee 3.0

DFRobot FireBeetle 2 ESP32-C5 Development Kit

Dev Board
DFRobot FireBeetle 2 ESP32-C5 Development Kit

ESP32-C5 RISC-V development kit with dual-band WiFi 6 (2.4/5GHz), BLE 5, Zigbee 3.0, Thread 1.3, and Matter support. Features solar charging, 21uA deep sleep, IO expansion board, and 18 digital I/O pins at just $8.90.

ESP32-C5 RISC-V single-core @ 240MHz384KB SRAM4MBWiFi 802.11 b/g/n/ax (WiFi 6) 2.4/5GHzBLE BLE 5.0Zigbee Zigbee 3.0

LILYGO T-Zigbee ESP32-C3 TLSR8258

Dev Board
LILYGO T-Zigbee ESP32-C3 TLSR8258

Dual-MCU Zigbee development board combining ESP32-C3 (WiFi/BLE) and Telink TLSR8258 (Zigbee/BLE Mesh) — both run simultaneously for bridging Zigbee sensor networks to WiFi/cloud platforms.

ESP32-C3 RISC-V @ 160MHz + Telink TLSR8258400KB (ESP32-C3)4MBWiFi 802.11 b/g/nBLE BLE 5.0Zigbee Zigbee 3.0 (TLSR8258)

ESP32-C6-DevKitC-1-N8

Dev Board
ESP32-C6-DevKitC-1-N8

Espressif reference development board for the ESP32-C6 with 8MB flash, Wi-Fi 6, Bluetooth 5 LE, Zigbee 3.0, Thread, RGB LED, dual USB-C ports, and full GPIO breakout.

ESP32-C6512KB SRAM8 MBWiFi 802.11ax (Wi-Fi 6)BLE BLE 5.0Zigbee 3.0
~$10View

DFRobot FireBeetle 2 ESP32-C6

Dev Board
DFRobot FireBeetle 2 ESP32-C6

Low-cost ESP32-C6 IoT board with WiFi 6, BLE 5, Thread, Zigbee, Matter, solar panel charging with MPPT, and ultra-low 16µA deep sleep — for $5.90.

RISC-V single-core @ 160MHz512KB SRAM4MBWiFi 802.11ax (WiFi 6)BLE BLE 5.0Zigbee Zigbee 3.0

Olimex ESP32-H2-DevKit-LiPo

Dev Board
Olimex ESP32-H2-DevKit-LiPo

Ultra-affordable open-source ESP32-H2 dev board for Thread, Zigbee, and Matter — BLE 5, LiPo charging, Qwiic/Stemma, dual USB-C, for €5.95.

RISC-V single-core @ 96MHz320KB SRAM4MBBLE BLE 5.0Zigbee Zigbee 3.0

SparkFun Thing Plus Matter - MGM240P

Dev Board
SparkFun Thing Plus Matter - MGM240P

Feather-compatible Matter/Thread/Zigbee/BLE dev board based on Silicon Labs MGM240P with Qwiic, LiPo charging, microSD, and +20dBm radio range.

ARM Cortex-M33 @ 78MHz, FPU, DSP, Secure Vault256KB SRAM1536KBBLE BLE 5.3Zigbee Zigbee 3.0
~$28View

Adafruit ESP32-C6 Feather

Dev Board
Adafruit ESP32-C6 Feather

Open-source Feather-form-factor ESP32-C6 board with WiFi 6, BLE 5, Thread, Zigbee, STEMMA QT, NeoPixel, LiPo charging with MAX17048, and CircuitPython support — $14.95.

RISC-V single-core @ 160MHz512KB SRAM4MBWiFi 802.11ax (WiFi 6)BLE BLE 5.0Zigbee Zigbee 3.0
~$15View

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