websockets

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

Version on this page:	0.12.5.1
LTS Haskell 24.20:	0.13.0.0@rev:5
Stackage Nightly 2025-11-19:	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-0.12.5.1@sha256:88a073489fb666bda8af11510b3621908f9e2b873ce0928fafc6f74b0f2ed901,7435

Module documentation for 0.12.5.1

Network
- Network.WebSockets

Depends on 15 packages(full list with versions):

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

Used by 15 packages in lts-11.22(full list with versions):

gdax, lxd-client, servant-subscriber, servant-websockets, threepenny-gui, tidal, transient-universe, wai-transformers, wai-websockets, websockets, websockets-rpc, websockets-simple, 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