Pricing
Free. Full stop.
No plans. No paywalls. No "Pro" tier hiding the good stuff.
Free
$0 / forever
Open-source MIT license — use it, fork it, self-host it.
- Run JavaScript, Python, and HTML
- Hand-drawn cat reacts to every outcome
- Real-time collaborative rooms
- Cat skin unlocks as you code
- No account required
- Self-host from source on GitHub
MIT licensed. Source on GitHub.