LYGIA, it's a granular and multi-language (GLSL, HLSL, WGSL, MSL, etc.
Console-based GLSL Sandbox for 2D/3D shaders shaders
A toy physically based GPU path tracer (C++/OpenGL/GLSL)
Collaborative programmable music
3D Procedural Game Engine Using OpenGL
Safe and portable GPU abstraction in Rust, implementing WebGPU API
C64/Amiga emulator with PAL shader and runAhead
applicatoin for windows like shadertoy.com
Easily construct fragment shader graphs
crossplatform multithreaded object-oriented render and audio engine
Lightweight Shaders for Intel HD Graphics - (Chocapic13' Shaders edit)
Simple and quick 2D/3D graphics engine for simulation.
Modern 3D engine and IDE written using C# and C++.
KWin/5 effect to round corners of windows.
GLSL shader prototyping tool based on Eclipse IDE.
Simple WebGL Fragment Shader Editor
GPU Fragment Shaders Repository - GLSL
Realtime 3D engine for game development
Multi-threaded game engine for Android
3D .NET engine for Windows, Linux, Mac
ShaderView - a simple stand-alone program to run GLSL fragment-shaders
A game engine written in the D programming language