GLEW

Craftfogleman/Craft

A simple Minecraft clone written in C using modern OpenGL with online multiplayer support.

openscadopenscad/openscad

A free software for creating solid 3D CAD models using a script-based approach, focusing on CAD rather than artistic modeling.

SHADEReddfranx/SHADERed

A lightweight, cross-platform IDE for writing, debugging, and analyzing shaders with instant preview and plugin support.

Widelandswidelands/widelands

A free, open-source real-time strategy game inspired by Settlers II, featuring singleplayer campaigns and multiplayer mode.

OpenGL ExamplesMcNopper/OpenGL

A collection of 45 OpenGL 3.x and 4.x examples with GLSL shaders demonstrating modern graphics programming techniques.

nCinenCine/nCine

A cross-platform 2D game engine written in C++11 with optional Lua scripting, emphasizing performance.

rovioethz-asl/rovio

A robust visual-inertial odometry framework for real-time motion estimation using cameras and IMUs.

UnvanquishedUnvanquished/Unvanquished

An open-source arena FPS/RTS hybrid game where two distinct factions battle with base-building mechanics.

Falltergeistfalltergeist/falltergeist

An open-source cross-platform game engine for running Fallout 2™, written in C++ with SDL.

OpenNFSOpenNFS/OpenNFS

A modern open-source engine that recreates classic Need for Speed games (1-5) by unpacking original data files.

ffmpeg-gl-transitiontransitive-bullshit/ffmpeg-gl-transition

An FFmpeg filter that applies GLSL video transitions from the gl-transitions collection to video streams.

gbe-plusshonumi/gbe-plus

A portable Game Boy emulator focused on full hardware emulation including peripherals, with experimental Nintendo DS support.

GLSMACafwbkbc/glsmac

An unofficial open-source OpenGL/SDL2 reimplementation of Sid Meier's Alpha Centauri and Alien Crossfire for modern systems.

Carnage3Dcodenamecpp/carnage3d

An open-source reimplementation of Grand Theft Auto 1 (GTA1) using modern technologies, playable in a web browser.

BetterSpadesxtreme8000/BetterSpades

A lightweight, open-source client for Ace of Spades that runs on very old hardware with OpenGL/ES 1.1 support.

Valyria TearBertram25/ValyriaTear

An open-source single-player medieval-fantasy 2D JRPG based on an extended Hero of Allacrost engine.

Drishtinci/drishti

An open-source scientific visualization tool for exploring and presenting volumetric datasets like tomography and electron-microscopy data.

mc2alariq/mc2

An open-source engine and Linux port of Mech Commander 2, with bug fixes and 64-bit support for Windows and Linux.

OPHDOutpostUniverse/OPHD

An open-source reimplementation and redesign of Sierra On-Line's 1994 Outpost game, focusing on improved gameplay and responsiveness.

Gritgrit-engine/grit-engine

A game engine with Lua scripting support, built for extensibility and cross-platform development.

CloudPeekGeekgineer/CloudPeek

A lightweight, cross-platform, single-header C++ point cloud viewer for visualizing LiDAR, photogrammetry, and 3D datasets.

RSC-C2003scape/rsc-c

A portable, enhanced RuneScape Classic client written in C99 with support for multiple platforms and modern features.

BlackvoxelBlackvoxel/Blackvoxel

A free, open-source voxel-based sandbox game where you explore and survive on a strange alien planet.

GL_vs_VKRippeR37/GL_vs_VK

A master's thesis project benchmarking OpenGL vs Vulkan API performance through identical test implementations.