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33 stars written in C
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The fastest path to AI-powered full stack observability, even for lean teams.

C 78,650 6,422 Updated Apr 29, 2026

Command-line JSON processor

C 34,589 1,768 Updated Apr 26, 2026

Open-source vector similarity search for Postgres

C 21,043 1,160 Updated Apr 27, 2026

A tiny but valid `init` for containers

C 11,062 543 Updated May 8, 2025

Linux tool to show progress for cp, mv, dd, ... (formerly known as cv)

C 8,834 313 Updated Nov 19, 2024

Lightweight Ruby

C 5,556 827 Updated Apr 28, 2026

uhubctl - USB hub per-port power control

C 2,601 252 Updated Jan 16, 2026

U2F USB token optimized for physical security, affordability, and style

C 2,450 202 Updated Sep 1, 2022

C library to create simple HTTP servers and Web Applications.

C 2,086 255 Updated Oct 17, 2022

Upload arbitrary data via Apple's Find My network.

C 1,873 87 Updated Nov 13, 2023

a fast and light image viewer

C 1,857 170 Updated Apr 26, 2026

SQLite with Branches

C 1,634 39 Updated Apr 27, 2026

Expanded version of the Espressif ESP webcam

C 1,500 384 Updated Dec 6, 2024

PicoRuby is the smallest Ruby implementation for one-chip microcontrollers

C 1,068 62 Updated Apr 24, 2026

iodine - HTTP / WebSockets Server for Ruby with Pub/Sub support

C 963 52 Updated Apr 25, 2026

The gphoto2 commandline tool for accessing and controlling digital cameras.

C 852 122 Updated Apr 17, 2026

Open Source TOF Lidar

C 846 210 Updated Feb 22, 2024

Kernel module edition of the Cycles Per Instruction (2014) album.

C 841 51 Updated Dec 11, 2020

Pycopy - a minimalist and memory-efficient Python dialect. Good for desktop, cloud, constrained systems, microcontrollers, and just everything.

C 821 79 Updated Feb 6, 2024

Library for flashing Espressif SoCs from other MCUs.

C 536 145 Updated Apr 27, 2026

CH341SER driver with fixed bug

C 493 142 Updated Mar 14, 2025

This is the master copy of the BitKeeper source

C 440 79 Updated Jan 20, 2023

A re-write of the firefly media server (mt-daapd). It's released under GPLv2+. Please note that this git repository is a mirror of the official one at git://git.debian.org/~jblache/forked-daapd.git

C 330 47 Updated Feb 3, 2013

jpeginfo - prints information and tests integrity of JPEG/JFIF files

C 153 20 Updated Feb 7, 2025

PicoRuby shell for Raspberry Pi Pico (RP2040)

C 134 10 Updated Feb 6, 2026

Pluto is a programmable digital watch that re-uses case and LCD panel of the Casio® F-91W. (Software)

C 109 18 Updated Dec 19, 2021

node.js bindings for Alex Diener's cross-platform gamepad code

C 102 25 Updated Dec 7, 2022

General information about the balenaFin including design files, software support, and more

C 46 14 Updated Mar 20, 2023

Ruby wrapping around gphoto2 C library

C 28 3 Updated Jan 10, 2015
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