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

Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies

🔍 A Hex Editor for Reverse Engineers, Programmers and people who value their retinas when working at 3 AM.

Glances an Eye on your system. A top/htop alternative for GNU/Linux, BSD, Mac OS and Windows operating systems.

Telegram Desktop messaging app

.NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.

n³ The unorthodox terminal file manager

HandBrake's main development repository

A multi-platform proxy client based on ClashMeta,simple and easy to use, open-source and ad-free.

TrinityCore Open Source MMO Framework (master = 11.0.5.57388, 3.3.5 = 3.3.5a.12340, cata classic = 4.4.1.57294)

Conan - The open-source C and C++ package manager

Stride (formerly Xenko), a free and open-source cross-platform C# game engine.

Flax Engine – multi-platform 3D game engine

A CLI tool to run multiple npm-scripts in parallel or sequential.

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

Powerful, mature open-source cross-platform game engine for Python and C++, developed by Disney and CMU

Defold is a completely free to use game engine for development of desktop, mobile and web games.

Godot Engine official documentation

Webots Robot Simulator

Murder is a pixel art ECS game engine.