C repositories

Discover trending C repositories ranked by recent growth and activity.

  1. 1. antirez/ds4

    DeepSeek 4 Flash local inference engine for Metal and CUDA

    GitHub repository with 12,929 stars and 1,126 forks.

    Trending score: 3.66; stars gained: +94; forks gained: +13.

    Language: C

  2. 2. vercel-labs/zerolang

    The programming language for agents

    GitHub repository with 4,857 stars and 314 forks.

    Trending score: 2.70; stars gained: +22; forks gained: +2.

    Language: C

  3. 3. netdata/netdata

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

    GitHub repository with 79,060 stars and 6,454 forks.

    Trending score: 2.52; stars gained: +22; forks gained: +2.

    Language: C

  4. 4. HermannBjorgvin/Clawdmeter

    ESP32 desk dashboard that shows Claude Code usage

    GitHub repository with 1,516 stars and 179 forks.

    Trending score: 2.41; stars gained: +15; forks gained: +3.

    Language: C

  5. 5. rokudev/lt-sdk

    GitHub repository with 73 stars and 3 forks.

    Trending score: 2.07; stars gained: +58; forks gained: +2.

    Language: C

  6. 6. torvalds/ScrollWheel

    Minimalist RP2350 magnetic sensor scroll wheel toy project

    GitHub repository with 199 stars and 6 forks.

    Trending score: 1.90; stars gained: +76; forks gained: +2.

    Language: C

  8. 8. V4bel/dirtyfrag

    GitHub repository with 4,816 stars and 774 forks.

    Trending score: 1.82; stars gained: +8; forks gained: +1.

    Language: C

  9. 9. Unclecheng-li/poc-lab

    Recent CVE PoC & reproduction scripts. Focused on high-severity vulnerabilities across Linux kernel, Windows, macOS and more.

    GitHub repository with 481 stars and 84 forks.

    Trending score: 1.72; stars gained: +4; forks gained: +1.

    Language: C

    Topics: c, cybersecurity, linux, poc, python, python3

  10. 10. RsyncProject/rsync

    An open source utility that provides fast incremental file transfer. It also has useful features for backup and restore operations among many other use cases.

    GitHub repository with 4,709 stars and 531 forks.

    Trending score: 1.61; stars gained: +33; forks gained: +14.

    Language: C

  11. 11. NLnetLabs/unbound

    Unbound is a validating, recursive, and caching DNS resolver.

    GitHub repository with 4,592 stars and 436 forks.

    Trending score: 1.51; stars gained: +5; forks gained: +1.

    Language: C

    Topics: dns, dnssec, resolver, dns-privacy, recursor

  12. 12. DeusData/codebase-memory-mcp

    High-performance code intelligence MCP server. Indexes codebases into a persistent knowledge graph — average repo in milliseconds. 158 languages, sub-ms queries, 99% fewer tokens. Single static binary, zero dependencies.

    GitHub repository with 2,959 stars and 304 forks.

    Trending score: 1.50; stars gained: +30; forks gained: +1.

    Language: C

    Topics: claude-code, code-analysis, code-intelligence, developer-tools, knowledge-graph, mcp

  13. 13. espressif/esp-idf

    Espressif IoT Development Framework. Official development framework for Espressif SoCs.

    GitHub repository with 18,231 stars and 8,297 forks.

    Trending score: 1.43; stars gained: +12; forks gained: +0.

    Language: C

  14. 14. nginx/nginx

    The official NGINX Open Source repository.

    GitHub repository with 30,558 stars and 7,950 forks.

    Trending score: 1.36; stars gained: +23; forks gained: +9.

    Language: C

    Topics: content-cache, http, http2, http3, https, load-balancer

  15. 15. FFmpeg/FFmpeg

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

    GitHub repository with 60,752 stars and 13,876 forks.

    Trending score: 1.35; stars gained: +25; forks gained: +2.

    Language: C

    Topics: audio, c, ffmpeg, fft, hevc, hls

  16. 16. redis/redis

    For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.

    GitHub repository with 74,686 stars and 24,652 forks.

    Trending score: 1.32; stars gained: +23; forks gained: +9.

    Language: C

    Topics: cache, caching, database, distributed-systems, in-memory, in-memory-database

  17. 17. AmmarkoV/SAM3DBody-cpp

    Real-time 3D full-body reconstruction from a single camera, Multiperson BVH output, Pure C++ runtime, ONNX + ggml, 70-joint skeleton with hands.

    GitHub repository with 471 stars and 61 forks.

    Trending score: 1.21; stars gained: +16; forks gained: +0.

    Language: C

    Topics: 3d-human-pose, bvh, computer-vision, cpp, cuda, ggml

  18. 18. videolan/vlc

    VLC media player - plays everything, runs anywhere. Code here: https://code.videolan.org/videolan/vlc

    GitHub repository with 18,605 stars and 5,960 forks.

    Trending score: 1.20; stars gained: +17; forks gained: -1.

    Language: C

    Topics: c, framework, gplv2, lgpl, multimedia, open-source

  19. 19. lennonkc/openbuddy

    A funny and easy AI desk pet — bring the most powerful tools to the most curious minds

    GitHub repository with 63 stars and 6 forks.

    Trending score: 1.13; stars gained: +14; forks gained: +2.

    Language: C

  20. 20. lvgl/lvgl

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

    GitHub repository with 23,725 stars and 4,188 forks.

    Trending score: 1.13; stars gained: +13; forks gained: +1.

    Language: C

    Topics: c, embedded, graphics, gui, mcu, microcontroller

  21. 21. jakobfriedl/logon-monitor-bof

    Async BOF that notifies the operator when a user connects to a local or remote target system.

    GitHub repository with 23 stars and 1 forks.

    Trending score: 1.12; stars gained: +11; forks gained: +0.

    Language: C

  22. 22. FalkorDB/FalkorDB

    A super fast Graph Database uses GraphBLAS under the hood for its sparse adjacency matrix graph representation. Our goal is to provide the best Knowledge Graph for LLM (GraphRAG).

    GitHub repository with 4,512 stars and 380 forks.

    Trending score: 1.10; stars gained: +13; forks gained: +1.

    Language: C

    Topics: graph-database, knowledge-graph, database-as-a-service, cloud-database, database, developer-tools

  23. 23. YoursshLabs/yourssh

    A professional, open-source SSH client for macOS, Windows, and Linux built with Flutter. Designed for developers and sysadmins who want a fast, keyboard-friendly terminal experience with built-in SFTP, port forwarding, and secure credential management — all in a clean dark UI.

    GitHub repository with 29 stars and 15 forks.

    Trending score: 1.09; stars gained: +10; forks gained: +3.

    Language: C

  24. 24. zephyrproject-rtos/zephyr

    Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.

    GitHub repository with 15,509 stars and 9,295 forks.

    Trending score: 1.07; stars gained: +12; forks gained: +2.

    Language: C

    Topics: bluetooth, bluetooth-le, embedded, embedded-c, iot, mcu