websocat 4.0.0-alpha3

Command-line client for web sockets, like netcat/curl/socat for ws://.
Documentation 
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Short list of endpoint prefixes:
  abstract:
  abstract-listen:
  seqpacket-abstract:
  seqpacket-abstract-listen:
  appendfile:
  async-fd:
  cmd:
  empty:
  devnull:
  exec:
  literal:
  literal-base64:
  mirror:
  mock_stream_socket:
  random:
  readfile:
  registry-datagram-connect:
  registry-datagram-listen:
  registry-send:
  registry-stream-connect:
  registry-stream-listen:
  seqpacket:
  seqpacket-listen:
  seqpacket-listen-fd:
  seqpacket-listen-fdname:
  stdio:
  tcp:
  tcp-listen:
  tcp-listen-fd:
  tcp-listen-fdname:
  udp-bind:
  udp:
  udp-fd:
  udp-fdname:
  udp-server:
  udp-server-fd:
  udp-server-fdname:
  unix:
  unix-listen:
  unix-listen-fd:
  unix-listen-fdname:
  writefile:
  ws-listen:
  ws://
  wss://
  zero:

Short list of overlay prefixes:
  defragment:
  lengthprefixed:
  lines:
  log:
  read_chunk_limiter:
  reuse-raw:
  chunks:
  tee:
  tls:
  write_buffer:
  write_chunk_limiter:
  write-splitoff:
  ws-accept:
  ws-connect:
  ws-lowlevel-client:
  ws-lowlevel-server:
  ws-upgrade:
  ws-request:

Examples:

  websocat ws://127.0.0.1:1234
    Simple WebSocket client

  websocat -s 1234
    Simple WebSocket server

  websocat -b tcp-l:127.0.0.1:1234 wss://ws.vi-server.org/mirror
    TCP-to-WebSocket converter

  websocat -b ws-l:127.0.0.1:8080 udp:127.0.0.1:1234
    WebSocket-to-UDP converter

Use https://websocat.net/websocat4/ (or 'doc' directory in the source code) for reference of all Websocat functions