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131 stars written in C
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The wolfSSL library is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3 and DTLS 1.3!

C 2,636 900 Updated Nov 7, 2025

The fastest path to AI-powered full stack observability, even for lean teams.

C 76,586 6,220 Updated Nov 7, 2025

A concise ChartPlotter/Navigator. A cross-platform ship-borne GUI application supporting * GPS/GPDS Postition Input * BSB Raster Chart Display * S57 Vector ENChart Display * AIS Input Decoding * Wa…

C 1,306 565 Updated Nov 6, 2025

Mirror of https://git.ffmpeg.org/ffmpeg.git

C 54,447 13,173 Updated Nov 6, 2025

Flipper Zero firmware source code

C 15,034 3,159 Updated Nov 6, 2025

Embedded graphics library to create beautiful UIs for any MCU, MPU and display type.

C 21,867 3,899 Updated Nov 6, 2025

Build your hardware, easily!

C 3,599 663 Updated Nov 6, 2025

picolibc - a C library designed for embedded 32- and 64- bit systems.

C 1,425 239 Updated Nov 7, 2025

Multichannel SDR based on fast convolution and IP multicasting

C 271 62 Updated Nov 6, 2025

RogueMaster Flipper Zero Firmware

C 5,972 589 Updated Nov 6, 2025

Alternative firmware for ESP8266 and ESP32 based devices with easy configuration using webUI, OTA updates, automation using timers or rules, expandability and entirely local control over MQTT, HTTP…

C 23,821 4,999 Updated Nov 5, 2025

Public sources and various open projects of my collection

C 62 25 Updated Nov 5, 2025

A cross platform library for interfacing with local and remote Linux IIO devices

C 575 342 Updated Nov 6, 2025

RX/TX capable WSPR client for Android

C 59 6 Updated Nov 3, 2025

High performant TCP server for rtl-sdr

C 216 19 Updated Nov 3, 2025

Modular Open Source Radio Firmware

C 784 137 Updated Nov 5, 2025

a lightweight GPS NMEA 0183 parser library in pure C

C 899 283 Updated Nov 2, 2025

Dire Wolf is a software "soundcard" AX.25 packet modem/TNC and APRS encoder/decoder. It can be used stand-alone to observe APRS traffic, as a tracker, digipeater, APRStt gateway, or Internet Gatewa…

C 1,824 323 Updated Nov 1, 2025

digital signal processing library for software-defined radios

C 2,110 480 Updated Nov 1, 2025

Program to decode radio transmissions from devices on the ISM bands (and other frequencies)

C 6,991 1,450 Updated Oct 29, 2025

DO NOT CHECK OUT THESE FILES FROM GITHUB UNLESS YOU KNOW WHAT YOU ARE DOING. (See below.)

C 2,959 695 Updated Oct 29, 2025

📡 Open Ground Station Network 🛰

C 1,233 210 Updated Oct 27, 2025

Open Source Soldering Iron firmware

C 7,899 772 Updated Oct 27, 2025

Reorganize tables in PostgreSQL databases with minimal locks

C 2,110 184 Updated Oct 27, 2025

Automatically Track Radiosonde Launches using RTLSDR or AirSpy SDRs

C 548 139 Updated Oct 23, 2025

TSDZ2 Open Source Firmware adapted to VLCD5-VLCD6-XH18 displays

C 175 45 Updated Oct 22, 2025

Cloudflare Blog code samples

C 1,215 256 Updated Oct 21, 2025

This module allows one to kill TCP sockets (including TIME-WAIT state).

C 77 24 Updated Oct 14, 2025
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