Crystal Network Protocols

Open-source Crystal projects categorized as Network Protocols

Top 13 Crystal Network Protocol Projects


    An AMQP 0-9-1 client for Crystal

  • simple_rpc

    RPC Server and Client for Crystal. Implements msgpack-rpc protocol.

  • SonarLint

    Clean code begins in your IDE with SonarLint. Up your coding game and discover issues early. SonarLint is a free plugin that helps you find & fix bugs and security issues from the moment you start writing code. Install from your favorite IDE marketplace today.

  • cr-xmpp

    XMPP/Jabber Library for Crystal

  • crystal-mqtt

    Crystal lang implementation of the MQTT protocol, a lightweight protocol for publish/subscribe messaging

  • crystal-snmp

    SNMP implementation for crystal lang

  • crystal-json-socket

    JSON-socket client & server implementation. Inspired by and compatible with sebastianseilund/node-json-socket

  • mDNS

    Crystal Lang mDNS and DNS-SD Support (by spider-gazelle)

  • InfluxDB

    Build time-series-based applications quickly and at scale.. InfluxDB is the Time Series Platform where developers build real-time applications for analytics, IoT and cloud-native services. Easy to start, it is available in the cloud or on-premises.


    Telnet protocol helper for crystal lang


    A fast, extensible, Gopher-protocol server written in Crystal

  • connect-proxy

    crystal lang connect / HTTP proxy implementation


    A fast and lightweight MQTT client

  • stomp

    crystal lang implementation of the STOMP protocol (by spider-gazelle)

  • crystal-bacnet

    BACnet Support for Crystal Lang

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).


What are some of the best open-source Network Protocol projects in Crystal? This list will help you:

Project Stars
1 61
2 simple_rpc 61
3 cr-xmpp 17
4 crystal-mqtt 16
5 crystal-snmp 15
6 crystal-json-socket 12
7 mDNS 8
8 7
9 6
10 connect-proxy 5
11 4
12 stomp 0
13 crystal-bacnet 0
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