StreamSaver.js is the solution to saving streams in the web browser. It is perfect for web apps where there’s a need to save large amounts of data on devices with e.g. limited RAM.

Example of saving a stream directly to the filesystem Saving audio or video stream using mediaRecorder Piping a fetch response to StreamSaver Write as you type Saving a file using …

Piping a fetch response to StreamSaverStart

It will then use mediaRecorder to "pipe" the data to StreamSaver (aka hard drive) Note: This is only allowed in secure web context Use Webcam Use Microphone Start Close

Saving a BlobStart

Saving multiple files as zipStart

GitHub Pages

StreamSaver by @jimmywarting: A way to save large data to the disk directly with a writable stream (same technique can be achieved if service worker are setup properly)

We need to try and keep the service worker alive. Simply passing a stream over won't need keep alive techniques Make sure you don't have the developer tool open b/c it can prevent service …

This download the Sintel torrent using HTTP, WebRTC and WebSeed. Using a combination of node streams and whatwg streams Start