LINER - LINER AI Copilot is currently powered by ChatGPT/GPT-4, Google Search Engine, and information from high-quality highlights of an enormous number of users from all around the world.
scrible - scrible lets you highlight and annotate web pages and easily save, share and collaborate on your...
Highlight - "Highlight" physical books through conductive pages 📖✨
Genius.it Web Annotator - Distinct from Genius's original rap and music lyric annotations, Genius.
LiquidText Ink - A fast, ink based way to review and analyze documents
Hypothes.is - Annotate with anyone, anywhere