h?'landscape':'portrait')}catch(e){}})(this)">Core features that accelerate playful work
Templates, drag nodes, and tweak input curves to see ideas live. Save forks and iterate in minutes.
Weekly constraints, collaborative levels, and public leaderboards that value creativity over polish.
Compact telemetry, heatmaps tied to inputs, and annotated replays to focus product decisions without exposing identities.
Behind the scenes
Read patch notes, see early sketches, and follow the choices behind our prototypes. We publish short break-downs that highlight constraint-driven design and teach practical hacks for narrative, rhythm, and level loops.
Join a live jam — ship a prototype in 48 hours
Sign up to receive limited jam slots, step-by-step templates, and feedback from the community. Bring a small idea and leave with a playable moment.
Gallery — quick looks
h?'landscape':'portrait')}catch(e){}})(this)">A short level that won last week's challenge: low res sprites, emergent puzzles.
Microbadges and contextual tips that nudge players toward discovery without interrupting flow.
Loop-driven audio tests and rhythm nodes used in early prototypes.
What creators say
h?'landscape':'portrait')}catch(e){}})(this)">"Jam constraints forced me to design a mechanic I never would have tried. The feedback tools made iteration joyful and fast."
Integrated analytics helped us see where players hesitated. We shipped a tuned build after two rapid passes.