Building a YouTube-to-Podcast Pipeline with yt-dlp, ffmpeg, and Backblaze B2
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YouTube has an enormous amount of great audio content — earnings calls, university lectures, audiobooks, speeches — but none of it is available as a podcast. You can't subscribe to a YouTube channel in Apple Podcasts. There's no RSS feed. If you miss a video, you miss it. I wanted to fix that. So I built Castify, a system that turns YouTube channels and playlists into real podcast RSS feeds. You add a URL, and it handles the rest: scanning for new videos, extracting audio, uploading to cloud st