Video tutorials
Narrated walkthroughs of Open Lab and of building tasks in the lab.js builder. Each has subtitles in 12 languages, chapters and a transcript, the files to follow along directly under the player, and a link to its docs page.
Open Lab: from a first study to data
Recruit through Sona
2:32 · narrated, with subtitles in 12 languages · recorded in November 2026
Connecting a study to Sona, shown on Open Lab's pages: the study link with Sona's survey code, Sona's completion URL in a Redirect, why Open Lab's participant code must not be sent, a test through Sona's preview, and what the Participants page shows when a credit is missing.
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