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Topwith code under GNU General Public License v3.0 (GPL) (238 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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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.
Display your Nintendo games on Discord.
An unofficial Android client for itch.io
A lightweight yet highly customisable pngtuber app
A digital toolset for the LANCER TTRPG
Massif PressVerified Account
Essential plugin for all Eli plugins in RPG Maker MV/MZ!
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.
Canvas Presets scripts made for Aseprite
RetroBat is the best solution to play your ROMs collection on Windows !
Modern and powerful color management software
Your Ultimate Virtual Tabletop for Tabletop RPGs
Full SAMMI download including SAMMI Core, SAMMI Deck and SAMMI Bridge
A simple 2D animation tool
Convert & compress everything in 2 clicks!
Run any game (old or new) with any gamepad (old or new)
A JavaScript text adventure game engine
Run in browser
Touchscreen Extension is a useful script for the Aseprite Software. It gives helpful shortcuts for PC Tablet owners.
3d virtual tabletop for tactical combat skirmish/TTRPGs
A (real) homestuck chat client
Run in browser
An automatic music generator for your projects!
A project that showcases Godot's different Tween types with various examples!
Run in browser
GB studio plugin to swap BG tiles.
Configure your Logitech steering wheel in Linux
Easily download and update Dedicated Server on your Root!
Test your gamepad vibration! ;3
Play a common event every time the players close/exits the menu.
Retro Look Pro is a Unity advanced Post-processing effects pack. Fantastic oldschool,retro,CRT/TV/VHS/80s/90s effects
An Aseprite plugin-extension to preview Minecraft Skins.
A simple but elegant launcher for emulators and pc games
fast and simple painting software
A cycle-accurate PC emulator
Create and share visual novels without any programming skills!
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