C Mqtt

Open-source C projects categorized as Mqtt

Top 23 C Mqtt Projects

  1. libcurl

    A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, POP3, POP3S, RTMP, RTMPS, RTSP, SCP, SFTP, SMB, SMBS, SMTP, SMTPS, TELNET, TFTP, WS and WSS. libcurl offers a myriad of powerful features

    Project mention: curl, it's got u | dev.to | 2025-05-14

    I like curl it's available as a command line tool and is pretty ubiquitous across platforms.

  2. InfluxDB

    InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

    InfluxDB logo
  3. Tasmota

    Alternative firmware for ESP8266 and ESP32 based devices with easy configuration using webUI, OTA updates, automation using timers or rules, expandability and entirely local control over MQTT, HTTP, Serial or KNX. Full documentation at

    Project mention: Xiaomi has provided official support for Home Assistant | news.ycombinator.com | 2024-12-16
  4. Mongoose

    Embedded web server, with TCP/IP network stack, MQTT and Websocket (by cesanta)

    Project mention: 13 Github Projects that Will Supercharge Your Development Journey in 2025 🚀 | dev.to | 2025-03-02

    Stars: 11435 Author: cesanta Star the mongoose repository⭐

  5. mosquitto

    Eclipse Mosquitto - An open source MQTT broker

    Project mention: How a Mosquito Operates | news.ycombinator.com | 2025-03-15
  6. libhv

    🔥 比libevent/libuv/asio更易用的网络库。A c/c++ network library for developing TCP/UDP/SSL/HTTP/WebSocket/MQTT client/server.

  7. IdeasNProjects

    *That Project's project repository

  8. SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    SaaSHub logo
  9. nanomq

    An ultra-lightweight and blazing-fast Messaging Broker/Bus for IoT Edge & SDV

  10. OpenBK7231T_App

    Open source firmware (Tasmota/Esphome replacement) for BK7231T, BK7231N, BL2028N, T34, XR809, W800/W801, W600/W601, BL602 and LN882H

  11. paho.mqtt.embedded-c

    Paho MQTT C client library for embedded systems. Paho is an Eclipse IoT project (https://iot.eclipse.org/)

  12. ESPresense

    An ESP32 based node for gathering indoor positioning and transmitting to mqtt

  13. arduino-mqtt

    MQTT library for Arduino

  14. OwnTracks Recorder

    Store and access data published by OwnTracks apps

  15. MQTT-C

    A portable MQTT C client for embedded systems and PCs alike.

  16. esp32-ble2mqtt

    A BLE to MQTT bridge running on an ESP32

  17. esp-mqtt

    ESP32 mqtt component

  18. Homepoint

    Espressif ESP32 Based Smarthome screen for MQTT

  19. Farm-Data-Relay-System

    A system that uses ESP-NOW, LoRa, and other protocols to transport sensor data in remote areas without relying on WiFi.

  20. json-scada

    A portable and scalable SCADA/IIoT-I4.0/Gateway platform centered on the MongoDB database server.

  21. McLighting

    The ESP8266 based multi-client lighting gadget

  22. openevse_esp32_firmware

    OpenEVSE V4 WiFi gateway using ESP32

  23. SuperGreenOS

    🧠 SuperGreenOS home farming automation software for esp32, all in one package, and controllable from your smartphone, pc, mac, linux, toaster, plumbus, whatnot...

  24. AqualinkD

    Daemon to control Jandy Aqualink RS pool equipment from any home automation hub (Alexa, Homekit & Siri, Home Assistant, smartthings, domoticz etc) or web browser.

  25. SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    SaaSHub logo
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).

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C Mqtt related posts

  • How a Mosquito Operates

    1 project | news.ycombinator.com | 15 Mar 2025
  • 13 Github Projects that Will Supercharge Your Development Journey in 2025 🚀

    13 projects | dev.to | 2 Mar 2025
  • Using nginx as a SSL offloading proxy to MQTT

    1 project | dev.to | 12 Oct 2024
  • Building a Personal Internet from Markdown Files

    3 projects | news.ycombinator.com | 7 Jan 2024
  • Eu não tinha nada melhor pra fazer, aí comecei a escrever um servidor HTTP em C do zero usando winsock.

    2 projects | /r/brdev | 10 Dec 2023
  • Marcel v8.01 released

    1 project | /r/linux | 19 Nov 2023
  • Forward Compatibility for Mosquitto MQTT Broker with Docker Compose v2

    2 projects | dev.to | 24 Oct 2023
  • A note from our sponsor - InfluxDB
    www.influxdata.com | 22 May 2025
    InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now. Learn more →

Index

What are some of the best open-source Mqtt projects in C? This list will help you:

# Project Stars
1 libcurl 37,967
2 Tasmota 23,270
3 Mongoose 11,703
4 mosquitto 9,739
5 libhv 7,162
6 esp-link 2,900
7 IdeasNProjects 2,059
8 nanomq 1,870
9 OpenBK7231T_App 1,705
10 paho.mqtt.embedded-c 1,400
11 ESPresense 1,225
12 arduino-mqtt 1,056
13 OwnTracks Recorder 974
14 MQTT-C 814
15 esp32-ble2mqtt 717
16 esp-mqtt 648
17 Homepoint 642
18 Farm-Data-Relay-System 548
19 json-scada 341
20 McLighting 222
21 openevse_esp32_firmware 193
22 SuperGreenOS 189
23 AqualinkD 184

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