Glasp

Glasp revolutionizes knowledge capture by enabling highlighting across web pages, PDFs, YouTube videos (with timestamps), Kindle books, and social content. Researchers, learners, and professionals build searchable highlight libraries with AI-powered insights. Chrome/Safari extensions capture key passages with notes and context automatically. YouTube timestamp highlighting links quotes to exact moments. AI Clone learns from personal highlights to provide tailored recommendations and insights reflecting individual thinking patterns. Social highlighting enables collaborative knowledge sharing. Import Kindle highlights with daily review reminders. Export to note-taking apps preserves structure and context. Semantic search finds related highlights across sources. Free core functionality with premium AI features. Extension-based workflow limits desktop app integration. Perfect for active reading and knowledge synthesis. Try this alternative.