Phaser is a free and fast 2D game framework for making HTML5 games
Godot game template and component-based framework
MVC framework making it easy to write collaborative applications
Realtime application framework (Node.JS server)
Framework to facilitate communication in the Unity game engine
3D game engine/framework in C, with Luajit and Python bindings now
The only framework that makes responsive-email easy
A fast, portable, flexible JavaScript component framework
The App Framework for Startups
Textual is a TUI (Text User Interface) framework for Python
Arianne is an engine to develop multiplayer online games like Stendhal
java bean / database driven zero code application framework
Multi-language code formatter with automatic language detection
JavaScript framework to build game engines, games, emulators and apps
Cerberus Content Management System
Open-source full-stack web development framework built on top of React
A Rust framework for building Minecraft servers
Lad is the best Node.js framework
Building Local-First apps for Windows, MacOS, Linux, iOS and Android
Plugin pack for making 2D games with Bevy
Python bindings for the Chromium Embedded Framework (CEF)
Declarative rich internet application platform
A complete framework for Godot to create beautiful and complex AI
Open-source, cross-platform, game-development tools