Artifice
Eris and the GPT are playable now; the broader Artifice presentation, onboarding, and product experience remain substantial works in progress.
Released games first, unfinished-but-playable work next, and the stranger laboratories below. A listing does not imply a resident server: most simulations belong in the browser.
Public games with an operated release surface.
Real games you can play now, still changing enough that we will not pretend they are finished.
Engine laboratories, dormant prototypes, and ideas that have not yet become products.