1.nats-io / nats-server
High-Performance server for NATS.io, the cloud and edge native messaging system.
+56 stars
from 20,923 · score 4.04
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2.centrifugal / centrifugo
Scalable real-time messaging server in a language-agnostic way. Self-hosted alternative to Pubnub, Pusher, Ably, socket.io, Phoenix.PubSub, SignalR. Set up once and forever.
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3.openimsdk / open-im-server
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4.tinode / chat
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+11 stars
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5.containrrr / shoutrrr
Notification library for gophers and their furry friends.
+9 stars
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6.absmach / magistrala
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