Life & fun · alternatives · 2026

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. First ever MQTT and XMPP dual-protocol server launched in 2018; newer entries below may have overtaken it.

1. 1
   An Useful MCP Server▲8

   2025 · github.com · its alternatives →

2. 2
   µTT – A new faster MQTT broker▲115

   2017 · github.com · its alternatives →

3. 3ZA
   ZMQ Arena – a benchmark harness for ZeroMQ/ZMTP implementations▲5

   Aug 2026 · vorjdux.github.io · its alternatives →

4. 4
   Jackal 0.4 – XMPP server (added cluster mode support)▲5

   2019 · github.com · its alternatives →

5. 5
   VoCore▲75

   A coin-sized Linux computer with wifi

   2014 · indiegogo.com · its alternatives →

6. 6
   Quven▲62

   The self-hosted media server that puts native playback first

   24d ago · quven.tv · its alternatives →

7. 7ED
   Event-driven, user-space and highly-scalable TCP/IP stack [pdf]▲29

   2015 · github.com · its alternatives →

8. 8ME
   Mhttp – Embeddable C# HTTP server library▲5

   2016 · mhttp.net · its alternatives →

9. 9
   Slon – A Mastodon-compatible Fediverse server for TempleOS▲5

   2025 · github.com · its alternatives →

10. 10
    DZone Refcard: Getting Started With MQTT▲3

    HTTP is too heavyweight for IoT devices

    2016 · dzone.com · its alternatives →

11. 11
    XOSS SPRINT▲15

    A quad-GPS cycling computer with ANT+ & Bluetooth

    2017 · kickstarter.com · its alternatives →

12. 12DV
    Dedicated VPN Server(s) with Tor Bridges and a Tiny Hardware Client▲5

    2018 · blackholecloud.com · its alternatives →

13. 13RA
    Ranvier, a Node.js based telnet MUD codebase▲5

    2017 · ranviermud.com · its alternatives →

14. 14TW
    The world's most advanced echo server.▲7

    2011 · foobar3000.com · its alternatives →

15. 15
    XPipe – A reimagined SFTP client for modern server infrastructure▲5

    Your entire server infrastructure at your fingertips

    2023 · xpipe.io · its alternatives →

16. 16PN
    PJON network protocol specification v2.0▲5

    2017 · pjon.org · its alternatives →

17. 17HM
    Hosted Motorhead (LLM Memory Server)▲6

    2023 · getmetal.io · its alternatives →

18. 18PA
    PyTill: A Python Package for Till Mobile▲9

    2018 · blog.manifold.co · its alternatives →

19. 19MW
    Microcontroller with hardware-accelerated Lua VM▲8

    Still a bit of a WIP, but getting there... Any feedback appreciated :)

    2025 · brisbanesilicon.com.au · its alternatives →

20. 20TA
    TinySSE, an SSE server programmable with Lua▲5

    2025 · tinysse.com · its alternatives →

21. 21TM
    The MCP Client for Outlook▲8

    2025 · mail.synia.tech · its alternatives →

22. 22
    A multi-protocol, event-native edge/service proxy▲7

    🦎 A lightweight, multi-protocol gateway for event-driven applications and AI agents. Expose and govern Kafka, MQTT, APIs, and MCP through one high-performance engine with shared routing, security, schema, and observability. - aklivity/zilla

    2023 · github.com · its alternatives →

23. 23QA
    QSpeak – An alternative for WisprFlow supporting local LLMs and Linux▲6

    2025 · qspeak.app · its alternatives →

24. 24
    Web Agent Memory Protocol (WAMP) – Building Shared Memory for the Web▲5

    2025 · web-agent-memory.github.io · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →