Top tools with code under GNU General Public License v3.0 (GPL)

Explore tools with code under GNU General Public License v3.0 (GPL) on itch.io · Upload your tools with code under GNU General Public License v3.0 (GPL) to itch.io to have them show up here.

New itch.io is now on YouTube!

Subscribe for game recommendations, clips, and more

View Channel

Pribambase - Pixelart 3D Painting

Use Aseprite for texture painting in Blender

lampysprites

Mitch

An unofficial Android client for itch.io

gardenapple

Laigter

Simple normal map generator for 2D sprites!

azagaya

COMP/CON

A digital toolset for the LANCER TTRPG

Massif Press

ShaderGlass

Retro shaders on top of any Windows app

mausimus

GIF

Colorpicker

A mininal but complete colorpicker desktop app

toinane

Hakuen Studio Eli Book RPG Maker MV MZ

Essential plugin for all Eli plugins in RPG Maker MV/MZ!

Hakuen Studio

DM Helper

A Game Master's Helping Hand

DM Helper

ExtremeCooling4Linux

A Gtk3 program to enable extreme cooling for Lenovo laptops on Linux

odintdh

Symbinode

Symbinode - simple tool for artists.

Fexcron

Server Creation Tool

Easily download and update Dedicated Server on your Root!

Zeromix

Level Buddy

A Blender 3D add-on for CSG style level creation inspired by old-school level editors like Unreal 1&2 and DoomEd.

Matt Lucas

GIF

text-engine

A JavaScript text adventure game engine

Benji Kay

Run in browser

pyLinuxWheel

Configure your Logitech steering wheel in Linux

odintdh

0m3ga Visual Novel Engine

Create and share visual novels without any programming skills!

The Local Group

Touchscreen Extension for Aseprite

Touchscreen Extension is a useful script for the Aseprite Software. It gives helpful shortcuts for PC Tablet owners.

Maplepixels

UniPCemu

A cycle-accurate PC emulator

Superfury1

🌈🌙 yarnpoint

quantum filing cabinet

✨synthona✨

Sorcar

Procedural modeling in Blender using Node Editor

Punya Aachman

File Converter

Convert & compress everything in 2 clicks!

Pixel art editor

A tool to explore fake game covers and get inspiration !

p𝒚𝒓ofoux

Run in browser

[UnityAsset] Retro Look Pro

$40

Retro Look Pro is a Unity advanced Post-processing effects pack. Fantastic oldschool,retro,CRT/TV/VHS/80s/90s effects

Limitless Development

GM-Companion

A tool for rpg gamemasters.

PhilInTheGaps

FilterJS

Create procedurally generated textures and photo filters

Cosmo Myzrail Gorynych

GIF

Zentacle

Procedural Spiral Generator

ajkolenc

Run in browser

Ren'Py Analyser

Show the branches of your Ren'Py visual novel in a fancy graph! Online and offline version available

Amethysts

FunEmuStation Launcher - Frontend Emulation

-35%

A simple but elegant launcher for emulators and pc games

Danny Garay

Game Map Editor

Super simple tile-based level editor with layers, animations and events.

ppelikan

Rich Presence U

Display your Nintendo games on Discord.

NinStar

Level design generator for Dungeon/Metroidvania/Puzzle

A generator of random level-design for your puzzles, metroidvanias, or dungeons. Based on Mark Brown's Boss Keys design.

Stellarius

Icon Machine

Procedurally generate free pixel item icons.

Brian MacIntosh

Run in browser

Fluid Dynamics

$45

2D GPU Particle System Fluid Simulation for Unity.

seedo

Custom DiscordRPC

$1.50

This is an app with which you can customize your Discord Rich Presence.

Neon's Team

Sprite

FOSS Sprite Generator

tversteeg

Godot "The Branch" Plugin

Dialog Trees, Decision Trees, Behavior Trees, Pine Trees... one plugin for all of the above.

Haunted Bees Productions

Loading more games...

itch.io now on YouTube!Subscribe

Filter Results

Related collections

TopToolsGamesToolsGame assetsComicsBooksPhysical gamesAlbums & soundtracksGame modsEverything elsewith code under GNU General Public License v3.0 (GPL) (105 results)

New itch.io is now on YouTube!

Top
Games Tools Game assets Comics Books Physical games Albums & soundtracks Game mods Everything else
with code under GNU General Public License v3.0 (GPL) (105 results)