Combined repo for the RTX-Remix runtime and toolkit

Godot Engine – Multi-platform 2D and 3D game engine

A Unity toolkit for making 4D games

Source 2 Viewer is an all-in-one tool to browse VPK archives, view, extract, and decompile Source 2 assets, including maps, models, materials, textures, sounds, and more.

...the little C# ECS that loves you back! 🦊

Explore, dig, and build in a randomized, voxel-based world.

Steam Audio

OpenVR SDK

Half-Life 1 engine based games

a nearly infinite 3d museum, dynamically generated from wikipedia

A dead simple 2D game engine for Go

A template for Godot games. Works with 2D and 3D

Free and open source FPS aim trainer made with Godot. Project now moved to Codeberg

Book about wolfenstein 3D

Game Engine Black Book: Doom

Visual Novel Character Creation Suite is a comprehensive tool for creating character sprites for visual novels. It allows you to create unique characters with a consistent appearance across all ima…

Cross-Platform Level Editor

UZDoom is a feature centric port for all Doom engine games, based on GZDoom, adding an advanced renderer and powerful scripting capabilities

Highly moddable Doom engine with support for all Doom engine games

Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D engine that enables developers and content creators to build AAA games, cinema-quality 3D worlds, and high-fidelity simulations wit…

Tetra3D is a 3D hybrid software/hardware renderer made for games written in Go with Ebitengine.