How I used FFmpeg.wasm to build a browser-based audio remover

I had a recurring frustration: I needed to mute a video before sharing it. Every tool I found either uploaded the file to a server, added a watermark, or required me to create an account. I know a single FFmpeg command handles this in milliseconds. But most people are not going to open a terminal for something like this. So I built Remove Audio — a free, browser-based tool that strips the audio from any video, locally on the user's device. The core idea The whole thing runs on FFmpeg.wasm, a Web