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Top freewith code under GNU General Public License v3.0 (GPL) (163 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.

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RetroBat is the best solution to play your ROMs collection on Windows !
(WIP) A tool to create playable Rhythm Heaven custom remixes, with many customization options.
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.
Retro shaders on top of any Windows app
An unofficial Android client for itch.io
A digital toolset for the LANCER TTRPG
Essential plugin for all Eli plugins in RPG Maker MV/MZ!
A lightweight yet highly customisable pngtuber app
Full SAMMI download including SAMMI Core, SAMMI Deck and SAMMI Bridge
Canvas Presets scripts made for Aseprite
Your Ultimate Virtual Tabletop for Tabletop RPGs
A JavaScript text adventure game engine
Run in browser
A simple but elegant launcher for emulators and pc games
Run any game (old or new) with any gamepad (old or new)
A Blender 3D add-on for CSG style level creation inspired by old-school level editors like Unreal 1&2 and DoomEd.
Create and share visual novels without any programming skills!
Touchscreen Extension is a useful script for the Aseprite Software. It gives helpful shortcuts for PC Tablet owners.
Convert & compress everything in 2 clicks!
An automatic music generator for your projects!
Convert MIDI files to Thirty Dollar Website songs
A Gtk3 program to enable extreme cooling for Lenovo laptops on Linux
3d virtual tabletop for tactical combat skirmish/TTRPGs
A mininal but complete colorpicker desktop app
Easily download and update Dedicated Server on your Root!
Create procedurally generated textures and photo filters
A cycle-accurate PC emulator
Configure your Logitech steering wheel in Linux
An open-source map generator for Dominions 6
A Dungeon Crawler Designer for your GB Studio project!
Run in browser
Show the branches of your Ren'Py visual novel in a fancy graph! Online and offline version available
Open source virtual desktop assistant in the form of Satanichia Kurumizawa Mcdowell
A tool for rpg gamemasters.
A tool to explore the game covers from the Famicase exhibition
Run in browser
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