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Topwith code under GNU General Public License v3.0 (GPL) (221 results)

Explore tools with code under GNU General Public License v3.0 (GPL) on itch.io ยท 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 !
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.
An unofficial Android client for itch.io
A digital toolset for the LANCER TTRPG
Massif PressVerified Account
A lightweight yet highly customisable pngtuber app
Full SAMMI download including SAMMI Core, SAMMI Deck and SAMMI Bridge
Essential plugin for all Eli plugins in RPG Maker MV/MZ!
Display your Nintendo games on Discord.
Canvas Presets scripts made for Aseprite
Your Ultimate Virtual Tabletop for Tabletop RPGs
The node-based painting program
A Blender 3D add-on for CSG style level creation inspired by old-school level editors like Unreal 1&2 and DoomEd.
GB studio plugin to swap BG tiles.
Convert MIDI files to Thirty Dollar Website songs
Run any game (old or new) with any gamepad (old or new)
A mininal but complete colorpicker desktop app
An automatic music generator for your projects!
A JavaScript text adventure game engine
Run in browser
Convert & compress everything in 2 clicks!
Open source virtual desktop assistant in the form of Satanichia Kurumizawa Mcdowell
Touchscreen Extension is a useful script for the Aseprite Software. It gives helpful shortcuts for PC Tablet owners.
A simple 2D animation tool
Easily download and update Dedicated Server on your Root!
fast and simple painting software
Application for audio / midi music from fractals.
Create and share visual novels without any programming skills!
Free Waveform Audio Visualizer
A simple but elegant launcher for emulators and pc games
Retro Look Pro is a Unity advanced Post-processing effects pack. Fantastic oldschool,retro,CRT/TV/VHS/80s/90s effects
Configure your Logitech steering wheel in Linux
Play a common event every time the players close/exits the menu.
A project that showcases Godot's different Tween types with various examples!
Run in browser
An open-source map generator for Dominions 6
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