1.emqx / emqx
The most scalable and reliable MQTT broker for AI, IoT, IIoT and connected vehicles
+327 stars
from 16,557 · score 5.79
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Ranked by Attention Score: stars gained over the last 90 complete days
11 repositories by Attention Score · Aug 7, 2026 – Nov 4, 2026 (UTC)
2.processone / ejabberd
Robust, Ubiquitous and Massively Scalable Messaging Platform (XMPP, MQTT, SIP Server)
- erlang
- xmpp
- jabber
- chat
- messaging
- sip
- +10 more
+54 stars
from 6,695 · score 4.01
3.esl / MongooseIM
MongooseIM is Erlang Solutions' robust, scalable and efficient XMPP server, aimed at large installations. Specifically designed for enterprise purposes, it is fault-tolerant and can utilise the resources of multiple clustered machines.
- mongooseim
- erlang
- xmpp
- jabber
- messaging
- chat
- +1 more
+18 stars
from 1,741 · score 2.94
+6 stars
from 1,413 · score 1.95
5.gen-smtp / gen_smtp
The extensible Erlang SMTP client and server library.
+4 stars
from 716 · score 1.61
6.saleyn / erlexec
Execute and control OS processes from Erlang/OTP
+4 stars
from 602 · score 1.61
7.mochi / mochiweb
MochiWeb is an Erlang library for building lightweight HTTP servers.
+3 stars
from 1,886 · score 1.39
8.erlcloud / erlcloud
AWS APIs library for Erlang (Amazon EC2, S3, SQS, DDB, ELB and etc)
+2 stars
from 651 · score 1.10
9.synrc / n2o
⭕ N2O: Distributed WebSocket Application Server ISO 20922
+1 stars
from 1,340 · score 0.69
+1 stars
from 434 · score 0.69
11.mochi / statebox
Erlang state "monad" with merge/conflict-resolution capabilities. Useful for Riak.
+1 stars
from 254 · score 0.69