There are 2 repositories under nrf51 topic.
Go compiler for small places. Microcontrollers, WebAssembly (WASM/WASI), and command-line tools. Based on LLVM.
A fork of the NimBLE library structured for compilation with Arduino, for use with ESP32, nRF5x.
Device Firmware Update library and Android app
OTA DFU Library for Mac and iOS, compatible with nRF5x SoCs
Array of MCU's driver SDKs prepared for effortless remote management of the MCU's peripherals
e-ink display firmware for Nordic nRF51/nRF52, with support for image transfer, OTA update.
A openhaystack compatible firmware for NRF51 and NRF52 devices
Text library for TinyGo displays
An arduino core for ARM based BLE devices supported by the NimBLE stack.
A starter app for new developers in the BLE world!
TinyDraw is a package of drawing primitives on TinyGo displays.
Animating an RGB lamp, using WebAssembly!
Decoding and saving carrier modulated IR signals and sending modulated IR signals using NRF52 SoCs
Set of basic examples for the nRF51-DK board using BLE
Adjustable height desk, with provided full CAD plans, controller circuit and iOS client
BTHome protocol implemented on the nRF51xx platform for creating lightweight, battery-powered remote controls, wall-switches and sensors for HomeAssistant etc.
nRF5xxxx family
Ant+ Environment Profile for nordic NRF5x SDK
Rust example programs running on the Ebyte E73-2G4M04S1D Bluetooth Low Energy (BLE) module board (nRF51822-based).
CMake project stub for NordicSemi nRF5 chips, supports CLion
Development platform for ARM BLE devices supported by Apache NimBLE for PlatformIO
OpenOCD with Nordic nRF9160, nRF52, nRF51 support. Useful until master OpenOCD integrates the nRF9160. See Releases for binaries.
⌨️ Sudi V2 is custom wireless split keyboard based on NRF52832 Nordic Semiconductor Microcontroller series, each side consist 18 keys 36 in totals, use MCP23017 I2C I/O expansion to scan one side of keyboard.
📍OpenHaystack for Nordic Semi built on Zephyr RTOS
:sparkles: Integration of Adafruit OLED ST7735 1.8 display on Nordic Semiconductor NRF51 DK board
Dumps Nordic's Enhanced Shockburst protocol like configured for MySensors.
Test app for connecting ble
Template for BBC micro:bit for C development
Basic c# library to program custom Nordic NRF board using JLink DLL
project to explore Odin/JLDK nRF24 & nRF51 based bed remote controllers