Castle Game Engine
Cross-platform (desktop, mobile, console) 3D and 2D game engine. Visual editor. glTF, X3D, Spine. Modern Pascal code.
PNG2WAD
A command-line tool to turn PNG images into Doom maps.
Urban FPS Starter Kit – Scalable City Combat (Unity 6)
Playable FPS starter kit with 3 large urban scenes, AI enemies and full source.
CONST INT Framework
Game Framework for Godot 4.3
MV Ultra Debug Suite
Debug smarter. Optimize faster.
Quick Simple Missions (Asset Tool)
A tool to create missions in Unity in 5 mins.
FPS Tracker in Scratch
This is how to make an FPS tracker in scratch.
Shell Shockers Unofficial Launcher
lightweight launcher for PC, Linux and Mac