Multiplayer sketches: annotating session recordings for better collaboration

Whiteboarding tools are essential for visually communicating ideas in system design, but they often lack context for actionable feedback, which is why the Sketches feature has evolved into Annotations. This feature allows users to draw, write, and comment directly on full-stack session recordings, enabling teams to highlight specific UI elements, API calls, and backend traces that require attention. Annotations enhance the ability to convey intended behavior, clarify reproduction steps, and attach notes to specific timestamps, integrating these insights with actual technical events. Support teams use annotations to create comprehensive bug reports, document reproduction steps, and collect feature requests with visual context, while engineering teams utilize them for reviewing pull requests, debugging with annotated evidence, planning refactors, and onboarding new engineers. This method ties annotations to the actual runtime behavior, providing a more interactive and comprehensive approach to addressing issues and improving system design. Multiplayer offers a free sandbox to experience these capabilities and start a free plan for trial.