Repository Index

:1234: Bits, bytes and general-purpose calculator

• storage
• storage-unit-converter
• command-line
• standalone

MIRACL Cryptographic SDK: Multiprecision Integer and Rational Arithmetic Cryptographic Library is a C software library that is widely regarded by developers as the gold standard open source SDK for elliptic curve cryptography (ECC).

Go bindings for Lua C API - in progress

WAFer is a C language-based software platform for scalable server-side and networking applications. Think node.js for C programmers.

Single C file TLS 1.2/1.3 implementation, using tomcrypt as crypto library

• tls

Run ARM64 Linux userspace and desktop applications on iPhone and iPad.

• arm64
• debian
• interpreter
• ios

Espressif ESP32 Based Smarthome screen for MQTT

• esp32
• esp32-idf
• mqtt
• smarthome

A cross-platform (C99/C++11) process library

• cross-platform
• posix
• c
• cpp

A Discord API wrapper library made in C

• c
• linux
• windows
• discord

Full featured TFT library for ESP32 with demo application

• esp32
• tft
• display
• ili9341

Cyrus IMAP is an email, contacts and calendar server

37 tok/s from Qwen3-Next-80B (48 GB) on a 32 GB laptop, 24 without drafts vs 2.8 for llama.cpp; reading 62 vs 16 tok/s. Faster than llama.cpp on all 13 models compared in Q4_K_M. LLMs bigger than your RAM, pure C, CPU or GPU.

• avx2
• c
• cpu-inference
• gguf

A system that uses ESP-NOW, LoRa, and other protocols to transport sensor data in remote areas without relying on WiFi.

• arduino
• esp32
• esp8266
• agriculture

A non-backtracking NFA/DFA-based Perl-compatible regex engine matching on large data streams

Advanced keyboard-walk generator with configureable basechars, keymap and routes

High-performance write & space optimized transactional storage engine.

• storage-engine
• c-library
• database
• lsm-tree

Multi-protocol control & translation software (ArtNet, MIDI, OSC, sACN, ...)

• midi
• artnet
• art-net
• protocol-adapter

Official GitHub repository for netCDF-C libraries and utilities.

• netcdf
• unidata
• unidata-netcdf
• c

Lua bindings for POSIX APIs

• posix
• luaposix
• posix-apis
• lua

A large collection of free and portable video plugins

• video-effects
• video-filtering
• plugins
• windows

This is official OpenSMTPD Portable repository. Forks, pull requests and other contributions are welcome!

A lightweight TrueType font rendering library

• suckless
• truetype
• c
• library

Send arbitrary IEEE 802.11 frames with Espressif's ESP32

• esp32
• espressif
• esp-idf
• ieee-802-11

Android emulator that emulates older Android firmware versions.