Notes from building a demo compiler.
Field reports on reproducible motion video, the Playwright + Remotion stack, and the workflows that finally beat 'just record it again.'
Demos as code
Why product video should live in your repo, get reviewed in PR, and regenerate on every UI change — instead of shipping as a one-off recording that goes stale in three weeks.
Read postWhy screen recordings break in three weeks
Every team that ships UI weekly has the same problem: their demos go stale the moment a feature lands. Here's the math on why, and the only durable fix.
Read postReproducible product videos with Playwright + Remotion
How CaptureBeam pairs Playwright (capture) with Remotion (render) to compute polished motion video from a YAML script. Synthetic cursor, auto-zoom, captions — all derived, none recorded.
Read postFrom Storybook to product demo in 60 seconds
Component-level demos from Storybook URLs: the playbook for design-system teams who want their components to be motion-ready everywhere they ship.
Read postBuild a demo compiler with us.
Get started in two clicks. Render through the dashboard or POST YAML to the API. $19.99/mo or $199/yr.