Lectranscribe

LecTranscribe is a Chrome extension that converts lecture videos into text and analyzes them with AI.

Key features:
YouTube automatic detection and transcription: Click the pill floating on the YouTube page or set up the browser extension for one-click auto transcription
LMS lecture detection: Automatically detects lecture URLs on university LMS platforms (e-Campus, etc.) for one-click transcription
Real-time progress display: Check progress in real time via a dropdown button above the timeline
YouTube audio-only detection: Guides users when only audio is detected on the Noto player (auto-resolved)
Timestamps included: Provided with timestamps synchronized to lecture scenes
Topic-based auto chapters: AI automatically divides lectures by topic and organizes them into sections
AI-generated quizzes: Automatically creates short-answer and multiple-choice questions based on lecture content to check understanding
Project management: Organize and store transcripts by subject
How to use:

YouTube: Click the LecTranscribe pill that appears on the YouTube page, or the icon in the top-right browser extension → auto transcription starts
LMS: Play the lecture video, then click the floating LecTranscribe button on the top-right
Once transcription is complete, check the results on lectranscribe.vercel.app dashboard — click a timestamp to jump to that scene in the video
Uses Whisper model for speech recognition and Gemini 2.5 Flash model for summarization.

Free 90 credits (~90 minutes) provided on signup. No credit card info required to start.