Show HN: BraiNOTES, handwritten notes on your lecture PDFs in a browser tab
BraiNOTES is a new open-source browser-based application designed for students to take handwritten notes directly on lecture PDFs. It functions offline, stores data locally in the browser, and supports various pen tools and export formats.
Why it matters
It offers a privacy-focused, serverless alternative to proprietary note-taking software like OneNote, appealing to users concerned with data ownership.
Handwritten notes and a whiteboard that run in your browser. Write with a pen, keep the pdf next to your notes.
braiNOTES is an open source app for writing by hand, like OneNote or GoodNotes, but in a browser tab. It is made for lectures: the slides open next to your notes or become the pages you write on. There is no account and no server, everything stays in your browser.
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