// Event: Finished successfully downloader.on("finished", (err, data) => { if (err) return console.error(err); console.log( MP3 saved to: ${data.file} ); });
// Event: Progress updates downloader.on("progress", (progress) => { console.log( ${progress.progress.percentage}% downloaded (${progress.progress.currentSize} / ${progress.progress.totalSize}) ); }); youtube-mp3-downloader npm
// Example: Video URL: https://www.youtube.com/watch?v=abc123DEF const videoId = "abc123DEF"; const fileName = "My_Song_Name.mp3"; downloader.download(videoId, fileName); // Event: Finished successfully downloader
downloader.download("VIDEO_ID_HERE", "audio.mp3"); downloader.on("finished", () => console.log("Done")); ``` This tool is for personal/educational use only. Respect copyright laws and YouTube's ToS. The most important options are the output path
mkdir my-mp3-downloader cd my-mp3-downloader npm init -y npm install youtube-mp3-downloader You need to instantiate the downloader with a configuration object. The most important options are the output path where your MP3s will be saved.
I have structured this to be useful for developers looking to implement this tool, while also including the necessary legal disclaimers. Introduction Do you need to extract audio from YouTube videos programmatically? While there are many online tools, building your own downloader using Node.js gives you control, privacy, and the ability to automate batch downloads.
Create an index.js file: