Timestamp Notes is a Firefox extension for capturing notes while watching YouTube and other HTML5 videos. It saves the current timestamp, video title, and URL, supports jumping back to saved moments, searching and editing notes, and exporting timestamp links locally on the device.
In the Browser DevTools & extensions space, Timestamp Notes takes a focused approach. It focuses on saving and revisiting precise notes from online videos without manually recording timestamps. Timestamp Notes is a consumer product aimed at online video viewers and researchers. Timestamp Notes is free to use. Timestamp Notes is available on the web and embeddable surfaces.
PersianZSR builds and maintains Timestamp Notes, and it first shipped in 2026. Among its 10 catalogued features are timestamp capture, video title capture, and timestamp navigation. The interface is available in 32 languages, including Czech, German, and Greek.
Summary written by a language model from the project’s public pages.
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