Skip to main content

Indie game storeFree gamesFun gamesHorror games
Game developmentAssetsComics
SalesBundles
Jobs
TagsGame Engines

Topwith code under GNU General Public License v3.0 (GPL) (239 results)

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

Retro shaders on top of any Windows app
Simple normal map generator for 2D sprites!
Help in the evaluation of upscalers, upscan converters, line doublers and of course TV processing of 240p video.
A lightweight yet highly customisable pngtuber app
An unofficial Android client for itch.io
Display your Nintendo games on Discord.
A digital toolset for the LANCER TTRPG
Massif PressVerified Account
Essential plugin for all Eli plugins in RPG Maker MV/MZ!
Canvas Presets scripts made for Aseprite
Full SAMMI download including SAMMI Core, SAMMI Deck and SAMMI Bridge
The node-based painting program
Your Ultimate Virtual Tabletop for Tabletop RPGs
A Blender 3D add-on for CSG style level creation inspired by old-school level editors like Unreal 1&2 and DoomEd.
RetroBat is the best solution to play your ROMs collection on Windows !
Modern and powerful color management software
A simple 2D animation tool
Run any game (old or new) with any gamepad (old or new)
An Aseprite plugin-extension to preview Minecraft Skins.
A JavaScript text adventure game engine
Run in browser
A project that showcases Godot's different Tween types with various examples!
Run in browser
Touchscreen Extension is a useful script for the Aseprite Software. It gives helpful shortcuts for PC Tablet owners.
Show the branches of your Ren'Py visual novel in a fancy graph! Online and offline version available
Free Waveform Audio Visualizer
A tool to create heroquest cards
Run in browser
3d virtual tabletop for tactical combat skirmish/TTRPGs
Convert & compress everything in 2 clicks!
Create and share visual novels without any programming skills!
Application for audio / midi music from fractals.
Open source virtual desktop assistant in the form of Satanichia Kurumizawa Mcdowell
Run your PNGTuber / VTuber avatar with a web browser
Run in browser
Configure your Logitech steering wheel in Linux
fast and simple painting software
A (real) homestuck chat client
Run in browser
Loading more games...
itch.io now on YouTube!