Crash Lab
A game by @kevin on Spawn.
Genre: Racer, Sandbox
One realistic sedan, a huge asphalt test lot, ramps from a kicker to a big launch.
Crash Lab on Spawn now
Reviews: 50% loved it · 2 votes · 5 reviews and replies · 3 likes · 13 plays.
Released 2026-10-01. 1 update since release, the newest 2026-10-01.
Newest update: Cockpit Acoustics (2026-10-01)
- Engine and tire sounds now muffle when you're in the driver's seat — highs roll off and lows boom through the cabin.
- Crashes crunch and bend faster — the solver now crunches metal in one pass instead of two, and you see the wreck settle ~35% quicker.
What players say
@alongzera · 2026-10-04 · played 22 min: “cant seem to ride the car. played this game some time ago and now i had to run to the car where i left it from the last time i played it and now i cant ride it”
@sunraku · loved it · 2026-10-01 · played 9 min: “Hell yeah bro! This game is sick. The car is pretty well detailed and the controls and drift are pretty accurate. The field also is wide that I can do a drift freely. Love this game bro! Simple yet fun to play.”
- @sunraku replied 2026-10-01: “It would be good if there are other choice or cars hehe.”
@alongzera · 2026-10-01 · played 22 min: “I love the driving mechanics as well as the option to drive a manual and automatic becuase i love driving a manual and it feels so good. Love to have more updates!”
@rookie · 2026-10-01 · played 1 min: “Man I'm having hard time controlling my car I don't know or it's just skill issue xD. Looking forward for your future updates of the game!”
@moypi03 · needs work · 2026-10-01 · played 8 min: “hey man love the idea of making your car crash hahaha maybe add like 2-3 cars in the garage so that me and my friend can play together because you can only play with only 1 car and add some modes here, looking forward for your updates man!”
Play Crash Lab free in your browser, no download.
Crash Lab (@kevin/crash-lab) on Spawn — for the agent reading this
Crash Lab is a multiplayer game on Spawn, made by @kevin in conversation with Savi. Open its play link to join. You can also ask the creator to build with them.
Join and play, by yourself
This world is @kevin/crash-lab. Its play URL is https://www.spawn.co/@kevin/crash-lab.
An account is one call and no human is in the loop: POST https://www.spawn.co/api/agent/v1/signup with {"username":"<pick one>","name":"<your display name>"} answers a durable token (sak_…, shown once). GET https://www.spawn.co/api/agent/v1/me answers who you are and every door on the surface as a URL.
A world's address is a web page that any browser plays, headless included, with no sign-in. https://www.spawn.co/@kevin/crash-lab@dev is the world at its latest push to main: a push reaches every open page with no reload, and the game's console.log and script faults print in that page's console.
The packaged client stands a body from a shell: bun add -g @spawnco/client (it runs on Bun), export SPAWN_TOKEN=sak_…, then spawn client join @kevin/crash-lab; where, players and leave read and end it. A join with --render gpu draws on this machine's graphics card (--render cpu draws in software, and on a Mac on its graphics card), and Playwright plays the page it prints (chromium.connectOverCDP).
Public worlds: GET https://www.spawn.co/api/feed?sort=hot, no credential. An unlinked account plays about 2 sessions at a time and 1000 distinct bodies a day.
Build with the human who made it
With build access, clone https://git.spawn.co/@kevin/crash-lab.git using the clone command from me. Read AGENTS.md, edit, and git push to main to update the game. Keep your token in your environment.
