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Save YouTube videos, get AI summaries, and search your knowledge base. You watch hours of YouTube every week. How much do you actually remember? BrainTube compiles YouTube and the web into a knowledge base every AI can use 🔍 THE PROBLEM You watch a brilliant video. You think, "I'll remember this." A week later — gone. Notes scattered across apps. Bookmarks you never revisit. No way to search what someone said in a video three months ago. Sound familiar? 🧠 THE SOLUTION BrainTube saves any YouTube video, article, LinkedIn post, or webpage to your personal knowledge library — and makes it instantly searchable and actionable. A sleek side panel opens right next to your content. No tab-switching. No friction. ✨ WHAT YOU GET 🧠 AI Summaries — Get instant notes, key takeaways, and structured outlines from any YouTube video or webpage. Stop rewatching. Start retaining. 💬 Chat With Your Content — Ask questions about any video or article. Get answers grounded in the actual transcript, with timestamp citations you can click to jump right to the source. 📝 Highlights & Notes — Select text in any transcript to highlight it. Add timestamped notes that link back to the exact moment. Build a personal annotation layer on top of everything you consume. 🔍 Search Your Entire Library — Full-text search across every transcript, highlight, and note you've ever saved. Find that one insight from that one video — in seconds. ⚡ One-Click Save — Hit the Save button in the side panel. Done. The current page or video is in your library, ready to be summarized, searched, and revisited. 📂 Collections & Tags — Organize your knowledge by topic, project, or interest. Group related content together and build structured learning paths. 🎯 WHO THIS IS FOR YouTube learners who watch tutorials, lectures, and deep-dives Researchers who need to recall specific points from hours of content Students building study libraries from video courses Professionals who consume webinars, podcasts, and thought leadership Anyone who watches to learn — not just to scroll ⚡ HOW IT WORKS Install BrainTube (takes 10 seconds) Browse YouTube or any website Click the 🧠 icon → the side panel opens alongside your content Hit Save → AI generates your summary, transcript, and takeaways Highlight, annotate, search, and chat — all from the side panel No new tabs. No copy-pasting. No context switching. 🔒 PRIVATE & SECURE Your data lives in your own account No browsing history tracking No ads, no third-party data sharing Privacy policy: https://brain-tube.com/privacy 🚀 GET STARTED Free to use. Sign up at https://brain-tube.com and install the extension. Your compiled knowledge base is one click away.