Developer builds CLI tool to convert YouTube guitar lesson videos into tab PDFs

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A developer has released a command-line tool that automatically extracts guitar tablature from YouTube lesson videos and compiles it into a PDF. The tool downloads the video, samples frames, and uses Claude's vision AI to identify and crop the tab region from each frame. It then removes duplicate frames by referencing bar numbers printed on each score line, and stitches the unique tab lines together vertically into a final PDF document. The project was born out of frustration with existing music transcription services, which the developer found insufficiently accurate. The tool is still in early stages, with the creator acknowledging that it has not been widely tested and that issues are likely to emerge.

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