# Open-source games (7)

> Games whose code is public to read, change and share.

- [SuperTux](https://cassette.gg/g/supertux) — Run, jump and stomp across icy islands as Tux the penguin. · Free · desktop · ~20 min · 7+
- [Freeciv](https://cassette.gg/g/freeciv) — Lead a civilization from the Stone Age to the Space Age in turn-based strategy · Free · desktop/tablet · ~45 min · 12+ · 1 playing now
- [OpenTTD](https://cassette.gg/g/openttd) — Build sprawling rail, road, sea, and air empires across living islands. · Free · desktop/tablet · ~45 min · 0+
- [Mindustry](https://cassette.gg/g/mindustry) — Build the factory, feed the turrets and hold the line. · Free · desktop/phone/tablet · ~30 min · 7+
- [SuperTuxKart](https://cassette.gg/g/supertuxkart) — Drift, boost, and battle across 21 tracks in the open-source 3D kart racer. · Free · desktop · ~20 min · 7+
- [Endless Sky](https://cassette.gg/g/endless-sky) — Trade, explore and fight across a hand-built open-source galaxy. · Free · desktop · ~45 min · 12+
- [Simutrans](https://cassette.gg/g/simutrans) — Run the transport company that builds the towns. · Free · desktop/phone/tablet · ~30 min · 0+

Each of these games is published under a licence that lets anyone read, change and share its code. A game's page credits the people who made it and links to its source and its licence.

More collections: https://cassette.gg/genres.md

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Agents: https://cassette.gg/llms.txt · JSON API https://cassette.gg/v1 (no key) · every page has a .md twin.