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MIT License

206 frameworks

Nanoc

Kind: static site generator
Implemented in: Ruby
Developer: Denis Defreyne

NestJS

Kind: web framework, JavaScript framework, free and open-source software, JavaScript library
Implemented in: TypeScript
Appeared: 2017

Next.js

Kind: JavaScript framework, free software, static site generator, JavaScript library
Implemented in: JavaScript
Appeared: 2016

NFSIISE

Kind: game engine recreation
Based on: Need for Speed 2: Special Edition
Latest version: 1.4.0 (March 16, 2024)

NiceGUI

Kind: web framework, Python package
Implemented in: Python
Latest version: 4.0.0 (November 4, 2026)

Node.js

Kind: run-time system, JavaScript runtime, WebAssembly runtime, free and open-source software, application framework
Implemented in: C, JavaScript, C++
Appeared: 2009

NUnit

Kind: free software, test automation framework
Implemented in: C#
Latest version: 5.0.0 (September 27, 2026)

Nuxt

Kind: web framework, JavaScript framework, free and open-source software
Implemented in: JavaScript, Vue.js
Latest version: 4.6.4 (November 2, 2026)

NW.js

Kind: open-source software
Based on: Chromium
Latest version: 0.59.1 (December 21, 2021)

Ogre3d

Kind: software library, game engine, graphics engine, free and open-source software
Implemented in: C++
Latest version: 14.6.3 (November 1, 2026)

OntoChat

Kind: GitHub repository, Python package
Developer: Bohui Zhang, Stefani Tsaneva, Katrin Schreiberhuber, Valentina Anita Carriero
Latest version: 1.0.0 (March 27, 2024)

Open 3D Engine

Kind: application software, game engine, free and open-source software, source-available software, software
Implemented in: Lua, C++, Python
Based on: Amazon Lumberyard

OpenFL

Kind: free software
Implemented in: Haxe
Appeared: 2013

OpenSilver

Kind: free and open-source software
Implemented in: C#
Appeared: 2020

OpenTESArena

Kind: game engine, free software
Implemented in: C++17
Developer: Afritz1

OpenUI

Kind: free software
Implemented in: TypeScript
Appeared: 2026

OSG.JS

Kind: web3d framework
Implemented in: JavaScript
Latest version: 0.2.9 (February 13, 2018)

Osu!framework

Implemented in: C#
Latest version: 1 (December 22, 2018)
Licence: MIT License

Package Support Framework

Kind: programming tool, free and open-source software
Implemented in: C++
Developer: Microsoft

Padrino

Kind: web framework
Implemented in: Ruby
Latest version: 0.18.5 (November 6, 2026)

Papervision3D

Kind: free software, graphics engine
Appeared: 2005
First release: December 2005

Parchment

Kind: interactive fiction interpreter, web application
Implemented in: TypeScript
Licence: MIT License

Phaser

Kind: game engine, software
Latest version: 4.2.1 (July 9, 2026)
Licence: MIT License

Phoenix

Kind: web framework, free software
Implemented in: Elixir
Latest version: 1.8.0 (August 5, 2025)

Pinia

Kind: software library
Implemented in: Vue.js, TypeScript
Latest version: 4.1.0 (October 14, 2026)

PlayCanvas

Kind: web3d framework, game engine, free software
Implemented in: JavaScript
Appeared: 2014

Preact

Kind: widget toolkit, web framework, JavaScript framework
Implemented in: JavaScript
Latest version: 11.2.0 (November 6, 2026)

ProseMirror

Implemented in: JavaScript
Developer: Marijn Haverbeke
Latest version: 1.33.1 (February 15, 2024)

Prototype JavaScript Framework

Kind: JavaScript library
Implemented in: JavaScript
Latest version: 1.7.3 (September 23, 2015)

PubSweet

Implemented in: JavaScript
Licence: MIT License
Used for: workflow management

PuzzleScript

Kind: game engine, domain-specific language
Appeared: 2013
Developer: Stephen Lavelle

Qcodo

Kind: content management system, web framework
Appeared: 2005
Licence: MIT License

Quadstore

Kind: semantic web software, SPARQL engine
Implemented in: JavaScript
Latest version: 15.4.2 (October 30, 2026)

Quasar Framework

Kind: web framework, free and open-source software
Latest version: 2.19.2 (March 26, 2026)
Licence: MIT License

QuickJS

Kind: JavaScript engine
Implemented in: C
Appeared: 2017

QUnit

Kind: free software, JavaScript library
Implemented in: JavaScript
Appeared: 2008

Qwik

Kind: widget toolkit, web framework, JavaScript framework, JavaScript library
Implemented in: TypeScript
Latest version: 1.7.1 (July 11, 2024)

React Native

Kind: JavaScript framework, software
Implemented in: Objective-C, JavaScript, C++, Java, Python
Appeared: 2015

React Router

Kind: web framework, free and open-source software, JavaScript library
Implemented in: JavaScript, TypeScript
Latest version: 8.5.1 (October 27, 2026)

Rocket

Kind: web framework, free software
Implemented in: Rust
Appeared: 2016

RSpec

Kind: free software, test automation framework
Implemented in: Ruby
Appeared: 2007

Ruby on Rails

Kind: web framework, free software
Implemented in: Ruby
Appeared: 2005

S&box

Kind: game engine, game creation system, video game
Implemented in: C#, C++
Appeared: 2026

Sails.js

Kind: web framework
Implemented in: JavaScript
Appeared: 2012

Seaside

Kind: web framework
Implemented in: Smalltalk
Latest version: 3.6.0 (January 6, 2026)

Semantic Kernel

Implemented in: C#
Latest version: 1.23.0 (March 6, 2025)
Licence: MIT License

Serverless Framework

Kind: JavaScript framework
Implemented in: JavaScript, Node.js
Latest version: 4.46.0 (October 28, 2026)

Silex

Kind: microframework
Implemented in: PHP
Appeared: 2010

Sinatra

Kind: open-source software, web framework
Implemented in: Ruby
Latest version: 4.2.1 (October 10, 2025)

SolidJS

Kind: JavaScript framework, free and open-source software
Influenced by: JSX, Svelte, React
Latest version: 1.9.0 (September 24, 2024)

Space Cadet Pinball

Kind: game engine recreation
Based on: 3D Pinball: Space Cadet
Latest version: 2.1.0 (October 16, 2023)

Sparkle

Kind: free software
Implemented in: Objective-C
Latest version: 2.8.1 (November 15, 2025)

Spiral Framework

Implemented in: PHP
Developer: Spiral Scout
Latest version: 3.18.1 (November 5, 2026)

Srvx

Kind: JavaScript framework, free and open-source software, application server
Implemented in: TypeScript
Latest version: 1.0.8 (October 27, 2026)

Stagit

Kind: static site generator
Implemented in: C
Appeared: 2015

Storybook

Kind: JavaScript framework, software
Implemented in: TypeScript
Developer: Norbert de Langen, Michael Shilman

Stride

Kind: game engine, software
Implemented in: C#
Developer: Silicon Studio

Symfony

Kind: web framework, free and open-source software
Implemented in: PHP
Appeared: 2005

Tailwind CSS

Kind: open-source software, free software, CSS framework
Implemented in: JavaScript, Cascading Style Sheets, Rust, TypeScript
Appeared: 2019

TanStack Start

Kind: web framework
Developer: TanStack LLC
Latest version: 1.141.3 (December 13, 2025)