websockets

A sensible and clean way to write WebSocket-capable servers in Haskell.

Version on this page:	0.10.0.0
LTS Haskell 24.17:	0.13.0.0@rev:5
Stackage Nightly 2025-10-29:	0.13.0.0@rev:5
Latest on Hackage:	0.13.0.0@rev:5

See all snapshots websockets appears in

BSD-3-Clause licensed by Siniša Biđin <[email protected]> Jasper Van der Jeugt <[email protected]> Steffen Schuldenzucker <[email protected]> Alex Lang

Maintained by Jasper Van der Jeugt

This version can be pinned in stack with:websockets-0.10.0.0@sha256:ba117734921d57d9449c374ce90deb1f9ff4b80037c93136fe0edc46ece31574,4871

Module documentation for 0.10.0.0

Network
- Network.WebSockets
  - Network.WebSockets.Connection
  - Network.WebSockets.Stream

Depends on 14 packages(full list with versions):

attoparsec, base, base64-bytestring, binary, blaze-builder, bytestring, case-insensitive, containers, entropy, network, random, SHA, text, websockets

Used by 17 packages in nightly-2017-05-01(full list with versions):

avers-server, discord-hs, engine-io, engine-io-wai, haskell-tools-demo, marvin, servant-subscriber, threepenny-gui, tidal, transient-universe, wai-transformers, wai-websockets, websockets, websockets-rpc, websockets-snap, wuss, yesod-websockets

This library allows you to write WebSocket-capable servers.

An example server: https://github.com/jaspervdj/websockets/blob/master/example/server.lhs

An example client: https://github.com/jaspervdj/websockets/blob/master/example/client.hs