EDuke32 is an awesome, free homebrew game engine

First-person shooter game

A brick-breaker game, fun and addictive!

Send dinosaur eggs to the future before a meteor hits the Earth!

Jigsaw puzzle game

Air Traffic Control Simulator

Free Chess Database

Open Source voxel shooter

High Detail Old School Runescape Client

Free agile arena shooter

Veloren is an action RPG set in a vast fantasy world made of voxels

Minesweeper-like Game

Games launcher for Epic Games Store

Falling Blocks Game

Fast arcade first person shooter

A ComputerCraft Emulator

A Free/Libre and Open Source Software Qt based Minesweeper game

Yamagi Quake II is an alternative client for id Software's Quake II

3D Lightcycle Game

Develop your civilization from humble roots to a global empire

An adaptation of the "clickomania" game.

Save Bugdom from Thorax's evil Fire Ants

Open-world space opera

Ultra fast paced arena FPS

KBounce is a single player arcade game with the elements of puzzle

Respond to endless questions

Edit pokecrystal maps and tilesets

Solitaire game compilation

Gameplay overhaul mod for Sonic Robo Blast 2

Brick-breaking game with pretty graphics