A 100% offline, serverless web app to automatically mix podcast vocals with background music. Features smart audio ducking, fade in/out, waveform preview, and local MP3/WAV export. Fast, private, and easy to use!
audio javascript html frontend podcast offline-first mp3 merge ogg mixer waw html-css-javascript audio-processing web-audio-api severless italian-developers r0mb0 merge-audio podcast-tool
-
Updated
Feb 27, 2026 - HTML