fmsg – An open distributed messaging protocol

  • Hacker News

fmsg is a message definition and protocol intended as an alternative to email and IM apps. Like email it's distributed – anyone can host a server for their domain. Unlike email, messages are binary, verifiable by all peers, and linked into a DAG using cryptographic hashes. Sen...

  • Published: Apr 20, 2026
  • First seen: Apr 20, 2026

AI Summary

fmsg is a message definition and protocol intended as an alternative to email and IM apps. Like email it's distributed – anyone can host a server for their domain. Unlike email, messages are binary, verifiable by all peers, and linked into a DAG using cryptographic hashes. Sen...

Best for

Teams evaluating AI product workflows / Builders comparing emerging tools / Operators tracking early category shifts

Why it matters

Primary discovery source is Hacker News.

Key Features

  • Primary public product URL is https://markmnl.github.io/fmsg/show-hn.html.
  • Description: fmsg is a message definition and protocol intended as an alternative to email and IM apps. Like email it's distributed – anyone can host a server for their domain. Unlike email, messages are binary, verifiable by all....
  • Listed on Hacker News as "fmsg – An open distributed messaging protocol".
  • Source description: fmsg is a message definition and protocol intended as an alternative to email and IM apps. Like email it's distributed – anyone can host a server for their domain. Unlike email, messages are binary, verifiable by all....
  • Source publish date is 2026-04-20.

Use Cases

  • Primary discovery source is Hacker News.
  • Hacker News mention is recent (2026-04-20).
  • Primary public product URL is https://markmnl.github.io/fmsg/show-hn.html.
  • Description: fmsg is a message definition and protocol intended as an alternative to email and IM apps. Like email it's distributed – anyone can host a server for their domain. Unlike email, messages are binary, verifiable by all....
  • Listed on Hacker News as "fmsg – An open distributed messaging protocol".

Why Now

fmsg – An open distributed messaging protocol is appearing on fresh discovery surfaces, so it is worth reviewing while momentum is still forming. Confidence is currently low (41/100), so treat this as an early signal rather than a settled trend.

Community Signals

Trend score

29.7

24h momentum

Rising

Hacker News points

3

Rising

Facts / Signals / Inference / Unknowns

Facts

  • Listed on Hacker News as "fmsg – An open distributed messaging protocol".
  • Source description: fmsg is a message definition and protocol intended as an alternative to email and IM apps. Like email it's distributed – anyone can host a server for their domain. Unlike email, messages are binary, verifiable by all....
  • Source publish date is 2026-04-20.
  • Description: fmsg is a message definition and protocol intended as an alternative to email and IM apps. Like email it's distributed – anyone can host a server for their domain. Unlike email, messages are binary, verifiable by all....
  • Primary public product URL is https://markmnl.github.io/fmsg/show-hn.html.

Signals

  • Hacker News mention is recent (2026-04-20).
  • Primary discovery source is Hacker News.

Inference

Trust data is still pending

The evidence pipeline has not produced enough structured trust blocks for this product yet.

Unknowns

  • Documentation is not explicitly linked in the current allowed evidence set.
  • No tagline is stored on the current product record.
  • Pricing details are not explicitly linked in the current allowed evidence set.
  • Recent changelog or release history is not explicitly linked in the current allowed evidence set.

Evidence Snapshots

fmsg – An open distributed messaging protocol

Listed on Hacker News as "fmsg – An open distributed messaging protocol".

fmsg – An open distributed messaging protocol official profile

Primary public product URL is https://markmnl.github.io/fmsg/show-hn.html.

Alternatives / Related

Original Sources