C

Tools whose repository GitHub reports as mostly C.

7 tools

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.

Language: C
Licence: Other
Stars: 76k
Latest: 8.10.2
Last push: 2026-09-22

tmux

tmux source code

Language: C
Licence: ISC
Stars: 49k
Latest: 3.7c
Last push: 2026-09-22

Command-line JSON processor

Language: C
Licence: Other
Stars: 36k
Latest: jq-1.8.2 ✓ signed
Last push: 2026-09-19

nginx

The official NGINX Open Source repository.

Language: C
Licence: BSD-2-Clause
Stars: 32k
Latest: release-1.31.6
Last push: 2026-09-16

Valkey

A flexible distributed key-value database that is optimized for caching and other realtime workloads.

Language: C
Licence: BSD-3-Clause
Stars: 27k
Latest: 9.1.2 ✓ signed
Last push: 2026-09-22

The Silver Searcher

A code-searching tool similar to ack, but faster.

Language: C
Licence: Apache-2.0
Stars: 27k
Latest: 2.2.0
Last push: 2024-06-16

No push in a year

Fluent Bit

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

Language: C
Licence: Apache-2.0
Stars: 8.1k
Latest: v5.1.2
Last push: 2026-09-22