Moddable

Build the level, then battle your friends! Head-stomp your way to victory in this fast-paced local multiplayer party platformer.

Drunken Wrestlers 2 is a funny physics-based multiplayer fighting game. Features include character customization and a powerful mod editor integrated with Steam Workshop.

The ultimate space simulator game, precisely modeling the space and space environment inside the International Space Station (ISS).

Open Source Rhythm Game

NOT the latest version, please check out PSF 2026!

Start in 1980 in your garage and build your software empire. Unlock languages from BASIC to Python, develop projects, hire programmers and upgrade your office. Survive deadlines, bugs and demanding clients in this tycoon simulation.

Collider is a fast paced arcade game for 1 to 8 players.

XNemesis is a 2D shooter SandBox game, it is a package that contains fully featured levels, Level Designer Software that allows you to create/modify levels and Assets Pack(s) as ready Templates to use in your levels if you don't have/want to use your own images/animations.

Cartridge the Tiger is a Super Nintendo inspired platformer with a powerful in-game level editor. Built on a custom engine with retro physics, dynamic color-accurate lighting, and extensive mod support. A journey awaits, can you make it?

Kojimachi is a widget style pet game where you can feed and care for your pet on the island you decorate.

Design your own spacecraft with captured components in an unknown galaxy to defeat strange space creatures and finally escape from the galaxy.

THIS IS NOT THE LATEST VERSION - GO CHECK OUT PSF 2026! This is last year's version, was a huge jump forward (hint, 2026 is even better!)