C++

Crow Translatecrow-translate/crow-translate

A lightweight desktop translator that translates and speaks text using multiple online translation APIs.

ClassiCubeClassiCube/ClassiCube

A custom Minecraft Classic client written in C from scratch, offering enhanced performance and cross-platform support.

utf8.hsheredom/utf8.h

A single-header library providing UTF-8 string functions for C and C++, mirroring the standard string.h API.

dotnet-formatdotnet/format

A command-line tool for automatically formatting .NET code to follow style guidelines and conventions.

Traffic Serverapache/trafficserver

A fast, scalable, and extensible HTTP/1.1, HTTP/2, and HTTP/3 compliant caching proxy server for building cloud services.

Raspberry Pi Embedderardera/flutter-pi

A lightweight Flutter Engine embedder for Raspberry Pi and Linux embedded systems that runs without X11 or Wayland.

osu-frameworkppy/osu-framework

A cross-platform .NET game framework with built-in UI components, advanced input handling, and performance tooling.

ezEngineezEngine/ezEngine

An open-source, modular C++ game engine with a feature-rich editor and visual scripting.

injapantor/inja

A header-only template engine for modern C++ with a Jinja2-like syntax, using nlohmann/json for data.

Jailhousesiemens/jailhouse

A Linux-based partitioning hypervisor that runs bare-metal applications or adapted operating systems alongside Linux in isolated cells.

ATFSonyWWS/ATF

A C#/.NET framework for building custom Windows-based authoring tools, used extensively in Sony game development.

ITextitext/itext-dotnet

A high-performance .NET library for creating, manipulating, inspecting, and maintaining PDF documents.

libdillsustrik/libdill

A C library implementing structured concurrency for writing concurrent programs with deterministic control flow.

Blend2Dblend2d/blend2d

A high-performance 2D vector graphics engine powered by a JIT compiler for real-time rendering.

httpserver.hjeremycw/httpserver.h

A single-header C library for building event-driven, non-blocking HTTP servers with support for epoll and kqueue.

Rogue Legacyflibitijibibo/RogueLegacy1

Source code for the original Rogue Legacy game, built with the FNA framework.

kissfftmborgerding/kissfft

A simple, portable Fast Fourier Transform (FFT) library for C with support for fixed and floating point data types.

vsts-agentMicrosoft/vsts-agent

A cross-platform build and release agent for Azure Pipelines and Team Foundation Server 2015+.

samtoolssamtools/samtools

A suite of command-line tools for manipulating SAM, BAM, and CRAM files in next-generation sequencing data analysis.

libde265strukturag/libde265

An open-source implementation of the H.265/HEVC video codec with a plain C API for easy integration.

minimp3lieff/minimp3

A minimalistic, single-header MP3 decoder library focused on small size, speed, and ISO conformance.

datatableh2oai/datatable

A high-performance Python package for fast, multi-threaded manipulation of large tabular datasets, inspired by R's data.table.

JA4+FoxIO-LLC/ja4

A suite of network fingerprinting standards for TLS, TCP, HTTP, SSH, and other protocols to facilitate threat detection and security analysis.

path_plannerkarlkurzer/path_planner

A real-time Hybrid A* path planner for nonholonomic autonomous vehicles, generating smooth, efficient paths in unstructured environments.

astrotermda-luce/astroterm

A terminal-based star map that displays real-time celestial positions of stars, planets, and constellations using ASCII rendering.

FamistudioBleuBleu/FamiStudio

A cross-platform music editor for creating authentic NES chiptunes, supporting multiple expansion chips and export formats.

geometry3Sharpgradientspace/geometry3Sharp

A C# library for 2D/3D geometric computing, mesh algorithms, and spatial data structures, compatible with Unity.

cImguicimgui/cimgui

A thin, auto-generated C API wrapper for Dear ImGui, enabling its use from other programming languages via C bindings.

Toggl Desktoptoggl-open-source/toggldesktop

Native desktop time tracking client for Toggl Track with idle detection, reminders, and Pomodoro timer.

imagickgographics/imagick

Go binding to ImageMagick's MagickWand C API for image processing and manipulation.

robot_localizationcra-ros-pkg/robot_localization

A ROS package providing nonlinear state estimation nodes for robot localization using sensor fusion.

SIPSorcerysipsorcery/sipsorcery

A comprehensive real-time communications library for .NET that enables VoIP and WebRTC capabilities in applications.

rabbitmq-calanxz/rabbitmq-c

A C-language AMQP client library for connecting applications to RabbitMQ brokers (v2.0+).

Meshplasma-umass/Mesh

A drop-in malloc replacement that automatically reduces memory fragmentation in C/C++ applications without code changes.

libquicdevsisters/libquic

A C++ library implementing the QUIC protocol, extracted from Chromium with minimal dependencies.

Wtemweb/wt

A C++ library for building web applications with a widget-based approach and built-in HTTP server.