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Topwith code under GNU General Public License v3.0 (GPL) (227 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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Simple normal map generator for 2D sprites!
Retro shaders on top of any Windows app
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
Display your Nintendo games on Discord.
A lightweight yet highly customisable pngtuber app
A digital toolset for the LANCER TTRPG
Massif PressVerified Account
The node-based painting program
Full SAMMI download including SAMMI Core, SAMMI Deck and SAMMI Bridge
Essential plugin for all Eli plugins in RPG Maker MV/MZ!
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 !
Run any game (old or new) with any gamepad (old or new)
A mininal but complete colorpicker desktop app
A JavaScript text adventure game engine
Run in browser
Your Ultimate Virtual Tabletop for Tabletop RPGs
An automatic music generator for your projects!
A simple 2D animation tool
GB studio plugin to swap BG tiles.
Convert & compress everything in 2 clicks!
Tiny Style maps, heroes, items, sprites & worlds
Run in browser
秦朝到清朝 Historically Chinese name generator, from Qin to Qing dynasty
Run in browser
Touchscreen Extension is a useful script for the Aseprite Software. It gives helpful shortcuts for PC Tablet owners.
Create and share visual novels without any programming skills!
Free Waveform Audio Visualizer
A project that showcases Godot's different Tween types with various examples!
Run in browser
Application for audio / midi music from fractals.
fast and simple painting software
Open source virtual desktop assistant in the form of Satanichia Kurumizawa Mcdowell
Convert MIDI files to Thirty Dollar Website songs
Configure your Logitech steering wheel in Linux
A (real) homestuck chat client
Run in browser
A cycle-accurate PC emulator
Test your gamepad vibration! ;3
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