ReadableStream's pipeTo() is the standard way to compose readable and writable streams. It reads data from the ReadableStream and writes it to a WritableStream while respecting backpressure. pipeThrough() is a simple wrapper around pipeTo() that provides elegant syntax for chaining multiple streams.


Working draft or equivalent

Status in Chromium


Enabled by default (tracking bug) in:

  • Chrome for desktop release 59
  • Chrome for Android release 59
  • Android WebView release 59

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

  • Positive
  • No signal
  • Shipped/Shipping
  • Positive


Search tags

ReadableStream, TransformStream, streams, pipes,

Last updated on 2020-11-09