Trending of C since:

colbymchenry/codegraph

Pre-indexed code knowledge graph, auto syncs on code changes, for Claude Code, Codex, Gemini, Cursor, OpenCode, AntiGravity, Kiro, and Hermes Agent — fewer tokens, fewer tool calls, 100% local

C
62,262 308
3,897

zephyrproject-rtos/zephyr

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

C
15,986 10
9,607

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.

C
34,957 387
2,705

OpenEtherCATsociety/SOEM

Simple Open Source EtherCAT Master

C
2,024 4
895

mkj/dropbear

Dropbear SSH

C
2,335 2
464

SchedMD/slurm

Slurm: A Highly Scalable Workload Manager

C
4,182 2
870

pgbouncer/pgbouncer

lightweight connection pooler for PostgreSQL

C
4,277 1
584

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.

C
75,661 26
24,732

zmap/zmap

ZMap is a fast single packet network scanner designed for Internet-wide network surveys.

C
6,323 10
985

esnet/iperf

iperf3: A TCP, UDP, and SCTP network bandwidth measurement tool

C
8,642 2
1,434

bkaradzic/bgfx

Cross-platform, graphics API agnostic, "Bring Your Own Engine/Framework" style rendering library.

C
17,313 6
2,114

tianocore/edk2

EDK II

C
6,125 2
3,212

califio/publications

Publications from Calif

C
679 2
118

valinet/ExplorerPatcher

This project aims to enhance the working environment on Windows

C
33,405 17
1,357

espressif/esp-drone

Mini Drone/Quadcopter Firmware for ESP32 and ESP32-S Series SoCs.

C
2,057 22
477

curl/curl

A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, MQTTS, POP3, POP3S, RTSP, SCP, SFTP, SMB, SMBS, SMTP, SMTPS, TELNET, TFTP, WS and WSS. libcurl offers a myriad of powerful features

C
42,461 13
7,276

taosdata/TDengine

High-performance, scalable time-series database designed for Industrial IoT (IIoT) scenarios

C
24,993 7
5,008

fluent/fluent-bit

Fast and Lightweight Logs, Metrics and Traces processor for Linux, BSD, OSX and Windows

C
7,992 3
1,948