TubeInside - AI Semantic Video Search - AI Deep Semantic Search Tool in Video Subtitles & study plan

Stop watching fluff. Start extracting knowledge. An educational video indexer powered by content-based deep semantic search. Transform raw lectures into structured knowledge roadmaps and extract precise clips at exact timestamp coordinates. Hey Product Hunt community! 👋 I’m Andrade, founder of TubeInside. 💡 What inspired us to build this? Like many self-directed learners, students, and researchers, I rely heavily on YouTube for video lectures and academic content. But let's be honest: searching inside educational videos is painfully broken. How many times have you scrubbed through a 60-minute lecture just to find 30 seconds of an explanation on a specific concept? Or started watching an advanced video, only to realize halfway through that you lacked the prerequisite knowledge? 🎯 The problem we wanted to solve: Traditional search relies purely on video titles, tags, and basic keywords. It completely misses the deep semantic meaning of what the speaker is actually explaining inside the video. 🛠️ How our approach evolved: We initially started with a simple transcript tool, but we quickly realized people didn't just want text—they wanted structured learning. So we evolved TubeInside into an AI-powered deep semantic search engine and knowledge navigation platform. Today, we index across 85M+ educational videos across 30+ academic domains (STEM, CS, Business, Economics, Life Sciences, and more). Here is what you can do with TubeInside: 🔍 Deep Semantic Search: Search beyond keywords to find exact video moments based on true context and meaning. 📍 Timestamp Precision: Jump directly to the exact second where a concept is explained. 🧠 Knowledge Mapping: Automatically discover Prerequisite Concepts (what to know first) and Subsequent Topics (where to go next). 📄 AI Key Takeaways & Transcripts: Get instant executive summaries and full interactive transcripts. 🗺️ Structured Study Roadmaps: Follow curated learning paths for complex subjects. We built TubeInside to make video-based learning faster, deeper, and structured. I’d love for you to try it out at https://tubeinside.com/ and let us know what you think! What features or academic topics would you like us to add next? I’ll be here all day to answer your questions and hear your feedback! 🚀