Open Source Note Taking & Knowledge Management Tools using CSS
A curated collection of the best open source applications for taking notes and managing personal knowledge. using CSS.
AI-powered research notebook with full privacy control
Stars
38,491Last commit
2 days agoLicense
MIT
Combines AI summarization, podcast generation, and multi-format content ingestion for researchers and students who want to keep their data private.
Open Source Alternative to:
Collect, organize, cite, and share research in one place
Stars
15,204Last commit
11 hours agoLicense
Unknown
Reference manager that captures sources from the web, organizes them with tags and collections, and generates citations in 9,000+ styles for Word, LibreOffice, and Google Docs.
Open Source Alternative to:
Browser and notebook combined with local-first AI
Stars
3,563Last commit
17 days agoLicense
Apache-2.0
A browser that doubles as a personal notebook, letting you research, summarize, and take notes on web pages, PDFs, and videos without switching apps.
Open Source Alternative to:
Sent – Messaging Infrastructure for Developers. One API for SMS, WhatsApp, and RCS across 190+ countries.
Sent