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Topwith code under GNU General Public License v3.0 (GPL) (275 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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Help in the evaluation of upscalers, upscan converters, line doublers and of course TV processing of 240p video.
Laigter
$4.99
Simple normal map generator for 2D sprites!
Retro shaders on top of any Windows app
A lightweight yet highly customisable pngtuber app
A digital toolset for the LANCER TTRPG
Massif PressVerified Account
An unofficial Android client for itch.io
A tool to create heroquest cards
Run in browser
An alternative to the Elgato Game Capture Software for all Capture cards
Sort, search, and launch all your Quest's apps and games.
Display your Nintendo games on Discord.
CSS components & tweaks to spice up your itch.io pages.
Run in browser
An Aseprite plugin-extension to preview Minecraft Skins.
A simple 2D animation tool
Tool for creating games for ZX Spectrum visually using Tiled and the ZX Drawer image editor.
Full SAMMI download including SAMMI Core, SAMMI Deck and SAMMI Bridge
Canvas Presets scripts made for Aseprite
The node-based painting program
Run any game (old or new) with any gamepad (old or new)
RetroBat is the best solution to play your ROMs collection on Windows !
3d virtual tabletop for tactical combat skirmish/TTRPGs
A JavaScript text adventure game engine
Run in browser
Modern and powerful color management software
Your Ultimate Virtual Tabletop for Tabletop RPGs
Run your PNGTuber / VTuber avatar with a web browser
Run in browser
Convert MIDI files to Thirty Dollar Website songs
Convert & compress everything in 2 clicks!
A Blender 3D add-on for CSG style level creation inspired by old-school level editors like Unreal 1&2 and DoomEd.
Free Waveform Audio Visualizer
A set of improvements / jailbreak for the Pandora Box DX, Saga DX and King of Air 2 Pandora Boxes
A sleek gallery template for your personal website!
A (real) homestuck chat client
Run in browser
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 project that showcases Godot's different Tween types with various examples!
Run in browser
fast and simple painting software
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