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Frameworks

1,264 frameworks

Feather Wiki

Kind: free software, wiki software
Licence: GNU Affero General Public License, version 3.0 or later
Latest version: 1.8.0 (May 29, 2024)

Federated Wiki

Kind: free and open-source software, wiki software, JavaScript library
Implemented in: CoffeeScript, JavaScript
Licence: GNU General Public License, version 2.0, MIT License

Fedify

Kind: open-source software, JavaScript framework, free software, free and open-source software, Fediverse app
Implemented in: TypeScript
Licence: MIT License

FFmpeg

Kind: multimedia framework
Implemented in: C, Assembly language, C++
Licence: GNU Lesser General Public License, version 2.1 or later

Filmation engine

Kind: game engine
Developer: Ultimate Play the Game

FireMonkey

Implemented in: Delphi
Developer: Embarcadero Technologies
Used for: graphical user interface

Fisheye Quake

Kind: source port
Developer: Wouter van Oortmerssen
Based on: Quake

FitzQuake

Kind: game engine, source port
Based on: GLQuake

FixMyStreet

Kind: free software
Licence: Affero General Public License
Appeared: 2012

Flare3D

Kind: web3d framework
Implemented in: ActionScript
Latest version: 2.7.1 (February 12, 2014)

FlashPunk

Kind: game engine
Implemented in: ActionScript
Licence: MIT License

Flask

Kind: microframework
Implemented in: Python
Licence: 3-clause BSD License

Flax Engine

Kind: game engine, source-available software
Licence: proprietary license
Latest version: 1.8 (March 29, 2024)

Flexible Isometric Free Engine

Kind: game engine, free software
Licence: GNU Lesser General Public License
Latest version: 0.4.0

Flexive

Kind: web framework, free software
Implemented in: Java
Licence: GNU Lesser General Public License, GNU General Public License

FlexWiki

Kind: free software, wiki software
Implemented in: Smalltalk, .NET Framework
Licence: Common Public License

Flow

Kind: content management system, web framework
Implemented in: PHP
Licence: MIT License

Fluorite

Kind: game engine
Developer: Toyota Connected North America
Used for: game engine

Flutter

Implemented in: C++, Dart, Skia Graphics Engine
Licence: 3-clause BSD License
Appeared: 2014

Flux

Kind: machine learning framework
Licence: MIT License
Latest version: 0.16.5 (July 23, 2025)

FMOD

Kind: game engine
Licence: proprietary license
Appeared: 1995

FNA

Kind: application framework
Based on: Microsoft XNA
Latest version: 26.11 (November 1, 2026)

Font Game Engine

Kind: game engine
Appeared: 2021
First release: 2021

ForzaTech

Kind: game engine, game creation system, physics engine
Licence: proprietary license
Developer: Turn 10 Studios

Fossil

Kind: repository web interface, distributed revision control system, communication protocol, forge, source code repository, version control system, free software, wiki software, bug tracking system
Implemented in: C, SQL
Licence: 2-clause BSD License

Foswiki

Kind: wiki software
Implemented in: Unix shell, JavaScript, Perl
Licence: GNU General Public License, version 2.0

Fox Engine

Kind: game engine
Appeared: 2013
Developer: Kojima Productions

FPSC

Kind: game engine
Appeared: 2005
First release: 2005

FreeCNC

Kind: game engine recreation
Licence: GNU General Public License, version 2.0
Based on: Command & Conquer

FreeRA

Kind: game engine recreation
Based on: FreeCNC, Command & Conquer: Red Alert

Freescape

Kind: game engine
Appeared: 1986
Developer: Incentive Software

FreeSCI

Kind: game engine recreation
Based on: Sierra's Creative Interpreter

FreeSpace 2 Source Code Project

Kind: game engine, free software, video game
Implemented in: C++
Licence: freeware

Frei0r

Kind: multimedia framework
Implemented in: C
Licence: GNU General Public License

Fresh

Kind: web framework
Implemented in: TypeScript
Licence: MIT License

Frostbite

Kind: game engine
Implemented in: C++
Licence: proprietary license

Frostbite 2

Kind: game engine
Preceded by: Frostbite

Frostbite 3

Kind: game engine
Preceded by: Frostbite 2

Frotz

Kind: interactive fiction interpreter, free software
Licence: GNU General Public License, version 2.0 or later
Operating system: cross-platform

FTEQW

Kind: game engine
Licence: GNU General Public License, version 2.0 or later
Based on: Quake engine

FuelPHP

Kind: web framework, free software
Implemented in: PHP
Licence: MIT License

Fulcro

Kind: Clojure library, web framework, free software
Licence: MIT License
Latest version: 3.10.1 (October 31, 2026)

Fusebox

Kind: web framework
Implemented in: ColdFusion Markup Language
Licence: Apache License

FusionForge

Kind: issue tracking system, forge, free software, wiki software
Implemented in: JavaScript, PHP
Licence: GNU General Public License, version 2.0

G'MIC

Kind: application software, raster graphics editor, free software
Implemented in: C++
Licence: CeCILL

Galen Framework

Kind: software, test automation framework
Implemented in: Java
Licence: Apache License

Gamebryo

Kind: game engine
Implemented in: C++
Licence: proprietary license

GameMaker

Kind: game engine, game creation system
Licence: Apache Software License 2.0, proprietary license
Appeared: 1999

GamePlay

Kind: application software, game engine
Implemented in: C++
Licence: Apache License

GameSalad

Kind: game engine, authoring system, game creation system
Developer: GameSalad

Gamvas

Kind: game engine
Appeared: 2012
First release: 2012

Garden Windows

Kind: free software, container runtime
Implemented in: Go
Licence: Apache Software License 2.0

Garry Kitchen's GameMaker

Kind: game engine, game creation system
Appeared: 1985
First release: 1985

Gatsby

Kind: JavaScript framework, free and open-source software, static site generator, JavaScript library
Implemented in: JavaScript
Licence: MIT License

GB 18030

Kind: Unicode encoding, character encoding, coded character set, GB standard
Based on: GBK, Universal Character Set

GB Studio

Kind: game engine, game creation system
Licence: MIT License
Latest version: 4.3.2 (June 22, 2026)

GBADoom

Kind: source port
Licence: freeware
Based on: PrBoom

GDevelop

Kind: open-source software, game engine, free software, game creation system
Implemented in: WebAssembly
Licence: MIT License

Geant4

Kind: simulation software, application software, free software
Implemented in: C++
Appeared: 1998

Gecko

Kind: browser engine
Implemented in: JavaScript, C++, Rust
Licence: GNU General Public License, version 3.0, GNU Lesser General Public License, version 2.1, GNU Lesser General Public License, version 3.0, Mozilla Public License, version 2.0