app.listen(3000, () => console.log("MP3 downloader API running on http://localhost:3000"); );
| Package | Approach | Pros | Cons | |---------|----------|------|------| | | High-level wrapper | Easy events, progress, metadata | Less control, relies on FFmpeg path | | ytdl-core + fluent-ffmpeg | Manual streaming | Total control, lighter | More boilerplate code | | yt-dlp (Python + Node wrapper) | External binary | Supports 1000+ sites | Heavy, Python dependency | | play-dl | Discord-focused | Good for bots, no FFmpeg for info | Limited MP3 conversion | youtube-mp3-downloader npm
node download.js In a few moments, you’ll have a full MP3 of Rick Astley in your ./downloads folder. The default setup works, but to build a production-ready tool, you need to tweak several parameters. Custom Output File Names By default, the file is named [videoTitle].mp3 . You can override this: You can override this: Test it: YD
Test it:
YD.download(videoId, track: requestId ); ); track: requestId )
const requestId = uuidv4(); console.log(`[$requestId] Starting download for $videoId`);