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.
The video that sets the study to Active is still to come. Until then, change the status on the study's dashboard before you invite participants.
Open Lab: from a first study to data
Test before you launch
2:30 · narrated, with subtitles in 12 languages · recorded in November 2026
Testing the study before the first participants: Preview task and Test run, marking a task as needing a keyboard and what phone users then see, a pilot through the study link, and removing the pilot data and participants afterwards.
Up nextlab.js and the builder3:17 →