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Starred repositories

29 stars written in C
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How to create an OS from scratch

C 30,756 3,553 Updated Feb 4, 2026

A time-series database for high-performance real-time analytics packaged as a Postgres extension

C 23,672 1,168 Updated Oct 11, 2026

Mirror of the official PostgreSQL GIT repository. Note that this is just a *mirror* - we don't work with pull requests on github. To contribute, please see https://wiki.postgresql.org/wiki/Submitti…

C 22,360 5,944 Updated Oct 10, 2026

A very compact representation of a placeholder for an image.

C 17,083 379 Updated Jul 8, 2024

Public repository of the QuickJS Javascript Engine.

C 11,028 1,172 Updated Oct 10, 2026

A fork of Git containing Windows-specific patches.

C 9,429 2,874 Updated Oct 11, 2026

Public repository of the Micro QuickJS Javascript Engine

C 6,197 246 Updated Sep 26, 2026

Linux running inside a PDF file via a RISC-V emulator

C 5,104 262 Updated Feb 2, 2025

OrioleDB – building a modern cloud-native storage engine (... and solving some PostgreSQL wicked problems)

C 4,252 193 Updated Oct 11, 2026

Apple Silicon device emulator.

C 3,954 329 Updated Sep 20, 2026

A port of Doom (1993) that runs inside a PDF file

C 3,872 134 Updated Feb 12, 2026

Unix pager (with very rich functionality) designed for work with tables. Designed for PostgreSQL, but MySQL is supported too. Works well with pgcli too. Can be used as CSV or TSV viewer too. It sup…

C 2,739 91 Updated Sep 21, 2026

Your personal AI assistant at all-in 888KiB (~35KB in app code). Running on an ESP32. GPIO, cron, custom tools, memory, and more.

C 2,234 193 Updated May 17, 2026

Unlocking _everything_ on the CPU with DRAM scrambling

C 2,066 163 Updated Aug 13, 2026

How to write a very simple JIT compiler

C 1,933 102 Updated May 3, 2021

A low footprint JavaScript engine for embedded systems

C 1,902 98 Updated Mar 18, 2026

Upload arbitrary data via Apple's Find My network.

C 1,888 91 Updated Nov 13, 2023

Lopaka - Stunning graphics for embedded systems displays

C 1,752 121 Updated Oct 11, 2026

A multimedia sketchpad

C 1,644 97 Updated Oct 11, 2026

The procedural generation voxel engine

C 1,448 43 Updated Oct 11, 2026

The papers and books I've read or am about to read.

C 1,264 223 Updated Sep 26, 2019

ExploitGym is a large-scale, realistic benchmark built from real-world vulnerabilities designed to evaluate AI agents' ability to develop exploits.

C 1,157 147 Updated Oct 8, 2026

WireGuard Obfuscator - simple obfuscator for WireGuard. Useful if your ISP/government blocks WireGuard traffic.

C 1,040 65 Updated Oct 9, 2026

Circuit Artist is a digital circuit drawing and simulation game.

C 481 19 Updated Oct 4, 2026

The classic DOOM game over htop, the text-based process viewer

C 480 6 Updated Apr 12, 2024

How to write a UNIX shell, with a lot of background

C 366 17 Updated Apr 24, 2017

A x86 Unix-like OS made entirely from scratch

C 288 13 Updated Oct 27, 2025

Zero-dependency C99 GPT-2 engine for edge AI. Sub-1M parameter models train on-device in seconds. Organelle Pipeline Architecture (OPA) coordinates specialised micro-models — 91% win rates on 11 lo…

C 115 9 Updated Jul 14, 2026

An ascii-art physics puzzle, roll around your terminal collecting ascii-art objects!

C 45 1 Updated May 25, 2022