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tinygo-org /tinygo

Star17k

Go compiler for small places. Microcontrollers, WebAssembly (WASM/WASI), and command-line tools. Based on LLVM.

arduino avr arm microcontroller gpio i2c esp32 llvm adafruit stm32 webassembly wasm spi microbit nrf52 samd21 nrf51 wasi tinygo

UpdatedDec 17, 2025
Go

CatSniffer is an original multiprotocol and multiband board for sniffing, communicating, and attacking IoT (Internet of Things) devices using the latest radio IoT protocols. It is a highly portable USB stick that integrates TI CC1352, Semtech SX1262, and an RP2040 for V3 or a Microchip SAMD21E17 for V2

matter security hardware ble lora zigbee security-tools samd21 sidewalk sniffers rp2040

UpdatedDec 9, 2025
Python

atsamd-rs /atsamd

Star635

Target atsamd microcontrollers using Rust

rust embedded atmel microchip samd21 embedded-hal samd51 samd11 same54

UpdatedDec 15, 2025
Rust

Paciente8159 /uCNC

Star405

µCNC - Universal CNC firmware for microcontrollers

arduino esp8266 avr microcontroller esp32 stm32 hal cnc grbl stm32f4 stm32f0 linuxcnc lpc17xx samd21 stm32f1 stm32h7 rp2040 esp32-c3 esp32-s3 rp2350

UpdatedDec 17, 2025
C

microsoft /uf2-samdx1

Star260

USB Mass Storage bootloader (based on UF2) for SAMD21 and SAMD51

uf2 samd21

UpdatedJan 9, 2025
C

lnlp /LMIC-node

Star240

LMIC-node | One example to rule them all. LMIC-node is an example LoRaWAN application for a node that can be used with The Things Network. It demonstrates how to send uplink messages, how to receive downlink messages, how to implement a downlink command and it provides useful status information. With LMIC-node it is easy to get a working node qu…

iot arduino cross-platform example esp32 stm32 platformio rfm95 lorawan sx1276 ttn samd21 the-things-network lmic lora32u4 cmwx1zzabz t-beam lorawan-device lorawan-node lora32

UpdatedApr 2, 2024
C

mobizt /ESP-Mail-Client

Sponsor

Star214

⚠️ DEPRECATED⚠️ The comprehensive Arduino Email Client Library.

arduino esp8266 mail email esp32 imap smtp arduino-library ethernet sendmail sender rfc822 email-client samd21 readmail wifinina rp2040 renesas-ra portenta-h7

UpdatedOct 12, 2025
C

gdsports /USB_Host_Library_SAMD

Star135

USB host library 2.0 for Zero/M0/SAMD

arduino midi adafruit usb-host m4 samd zero mkr usb-midi samd21 usb-cdc samd51 mkrzero

UpdatedJan 26, 2024
C++

skaarj1989 /mWebSockets

Star120

WebSockets for microcontrollers

client arduino esp8266 server esp32 websockets stm32 platformio cpp11 ethernet-shield rfc6455 w5100 arduino-uno enc28j60 w5500 samd21 arm-cortex mega2560 nucleo arduino-zero

UpdatedJun 6, 2024
C++

sparkfun /9DOF_Razor_IMU

Star116

9DOF Razor IMU available from SparkFun Electronics

imu arm-cortex-m0 samd21 sparkfun-products

UpdatedMar 9, 2020
C

kevinmehall /usb

Star105

Minimalist portable USB device stack for SAMD21, LPC1800, LPC4300, Xmega

microcontroller usb driver xmega samd21 lpc1800

UpdatedFeb 20, 2017
C

majbthrd /SAMDx1-USB-DFU-Bootloader

Star99

1kByte USB DFU Bootloader for SAMD11 / SAMD21

arm usb atmel bootloader dfu microchip samd21 dfu-util samd11 rowley-crossworks samd21g18 samd21j18 atsamd11c14a atsamd11d14a

UpdatedJan 29, 2024
C

mgkoenig /lyft

Star79

LYFT is a sophisticated remote control for your IKEA BEKANT desk.

ikea ikeahack samd21 ikea-bekant desk-controller

UpdatedOct 9, 2025
HTML

New-England-Weather-Balloon-Society /Tiny4FSK

Star78

Horus Binary v2 HAB Tracker

tracker open-source arduino hardware electronics telemetry flight balloon samd21 highaltitude horusbinary highaltitudeballoon

UpdatedJul 30, 2025
C++

gdsports /midiuartusbh

Star65

MIDI DIN to MIDI USB Host Converter

arduino usb midi usb-host samd samd21 trinket-m0 usbhost usb-host-shield

UpdatedOct 9, 2018
C++

tinygo-org /tinyfont

Star57

Text library for TinyGo displays

golang arduino arm microcontroller gpio i2c adafruit stm32 spi microbit hacktoberfest nrf52 samd21 nrf51 nrf52840 samd51 tinygo

UpdatedDec 17, 2025
Go

gdsports /ble-usb-devices

Star55

Convert USB keyboard, mouse, MIDI to Bluetooth

arduino adafruit bluetooth ble usb-host samd bluefruit samd21 m0

UpdatedJan 12, 2019
C++

tinygo-org /tinydraw

Star45

TinyDraw is a package of drawing primitives on TinyGo displays.

golang arduino arm microcontroller gpio i2c display adafruit spi microbit hacktoberfest nrf52 samd21 nrf51 nrf52840 samd51 tinygo drawing-primitives

UpdatedDec 17, 2025
Go

Seeed-Studio /Seeed_Arduino_FreeRTOS

Star45

This library gives an example of how to get FreeRTOS running on Seeed production. The project can be used as a template to build your projects off of as well.

arduino freertos arduino-library samd21 samd51