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

See also:

Changes

- 0.11.2.0
* Fix 0-width reason phrase parsing
* Change receive buffer from 1024 to 8192 bytes (by Ondrej Palkovsky)
* Implement fast masking in C (by Ondrej Palkovsky and myself)
* Some haddock improvements
* Bump `HUnit` dependency to 1.6

- 0.11.1.0
* Fix compilation issue with GHC-7.8

- 0.11.0.0
* Faster masking (by Dmitry Ivanov)
* Support for IPv6 in the built-in server, client and tests (by agentm)
* Support for `permessage-deflate` extension (by Marcin Tolysz)
* Strict unicode checking and proper extension mechanism

- 0.10.0.0
* Fix client specifying empty path
* Allow sending collections of messages (by David Turner)
* Allow sending extra headers when accepting request (by James Deery)

- 0.9.8.2
* Bump `HUnit` dependency to 1.5

- 0.9.8.1
* Restore state of the package to version `0.9.7.0`

- 0.9.8.0
* This release contained a feature which broke backwards-compatibility.
Hence, it was marked as broken a new release containing the changes will
be uploaded as `0.10.0.0`.

- 0.9.7.0
* Fix issue trying to kill builtin server
* Bump `QuickCheck` dependency to 2.9

- 0.9.6.2
* Bump `binary` dependency for GHC 8.0 compatibility

- 0.9.6.1
* Fix issue with fragmentation test

- 0.9.6.0
* Optionally include example server in the cabal file
* Send correct port from client
* Set `TCP_NO_DELAY` in builtin server
* Bump `HUnit` dependency
* Drop dependency on `mtl`
* Fix `QuickCheck` dependency lower bound

- 0.9.5.0
* Bugfixes wrt closing sockets and streams

- 0.9.4.0
* Add `makePendingConnectionFromStream` function
* Bump `attoparsec` dependency

- 0.9.3.1
* Bump `QuickCheck` dependency

- 0.9.3.0
* Use a shared closed state for connection input/output stream
* Make sure `runServer` doesn't leak any sockets
* Bump `blaze-builder` dependency

- 0.9.2.2
* Bump `random` dependency

- 0.9.2.1
* Fix exception handling issues

- 0.9.2.0
* Make sending and receiving messages thread-safe by default
* Export `forkPingThread`
* Fix Windows `withSocketsDo` issue

- 0.9.1.0
* Don't use Network.ByteString.Lazy.sendAll on Windows

- 0.9.0.1
* Allow compilation with older bytestring versions
* Bump text dependency

- 0.9.0.0
* Bump various dependencies
* Remove io-streams dependency
* New close mechanism
* More flexible API interface

- 0.8.2.6
* Bump QuickCheck dependency

- 0.8.2.5
* Bump attoparsec dependency

- 0.8.2.4
* Bump entropy dependency

- 0.8.2.3
* Bump mtl dependency

- 0.8.2.2
* Bump network dependency

- 0.8.2.1
* Add benchmark with many open connections
* Update example to use gender-neutral language

- 0.8.2.0
* Fix possible leaking of client sockets when connection times out
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