Streaming & Messaging

AKHQ, the open source web GUI for Apache Kafka, bundled with a ready to use broker so you can browse topics, messages an

Apache ActiveMQ, the classic message broker, ready to queue and deliver messages on first boot.

Apache ActiveMQ Artemis, the high performance message broker, ready to route messages the moment it boots.

a high performance, multi tenant MQTT broker built for very large scale device fleets, with authentication enforced on e

persistent message streaming at laser speed, with a browser console for streams and topics

Apache James, the modular Java mail server, running as a single node SMTP and IMAP appliance with its mailbox store, sea

Apache Kafka 4.2, the distributed event streaming platform, ready to publish and subscribe on first boot.

Apache Pulsar, a cloud native distributed messaging and streaming platform, ready to publish on first boot.

Apache Qpid Broker-J, the pure Java AMQP message broker, ready to queue and route messages the moment it boots.

Apache RocketMQ, a distributed messaging and streaming platform, ready to deliver messages on first boot.

Apache Storm, a distributed real time computation system, ready to process streams on first boot.

the runtime registry for your API definitions and event schemas

Arroyo, the stream processing engine that runs SQL over real time data streams, ready to accept its first pipeline the m

a complete self hosted mail server and email marketing platform: SMTP, IMAP, spam filtering and a web console in one sta

A distributed message queueing broker, bound to loopback and authenticated from the first message it carries.

Broadcast Box, a self hosted WebRTC live streaming server that delivers video with sub second latency to any browser.

Centrifugo, a scalable real time messaging server that pushes events to your online users over WebSocket, SSE and HTTP s

Conduit, the open source data streaming engine, moving data in real time between your sources and destinations.

Debezium, change data capture streaming, ready to stream database events on first boot.

deepstream.io, a realtime data sync and pub/sub server that keeps records, events and remote procedure calls in step acr

a complete, self hosted mail server: SMTP, IMAP, spam filtering and brute force protection in one image

Dovecot, the secure open source IMAP and POP3 mail server, ready to serve mailboxes over TLS minutes after it boots.

ejabberd, a robust XMPP messaging server, ready to route messages the moment it boots.

ElasticMQ, a self hosted message queue with an Amazon SQS compatible interface, so code that talks to Amazon SQS runs ag

ElectricSQL, a Postgres sync engine that streams live partial replicas of your tables to any client over plain HTTP.

Feldera, an incremental compute engine that runs standard SQL continuously over changing data, updating results the mome

go2rtc, an ultra low latency camera streaming gateway that restreams RTSP, ONVIF, RTMP and USB cameras to your browser o

Gotify, a self hosted server for push notifications, ready to deliver messages to your devices from first boot.

HiveMQ Community Edition, the production grade MQTT broker, ready to route messages the moment it boots.

Hookdeck Outpost, the open source outbound webhooks and event delivery infrastructure, a Bearer authenticated REST API t

Jellyseerr, an open source media request app for Jellyfin, Plex and Emby, letting users browse, request and track movies

Kafbat UI, the open source web console for Apache Kafka, bundled with a ready to use broker so you can browse topics, me

Karapace, an open source schema registry and Kafka REST proxy, bundled with a ready to use single node Kafka broker so i

Kroxylicious, the protocol aware proxy for Apache Kafka, authenticated and ready to forward traffic on first boot.

a fast, lightweight message queue and streaming server that moves messages between your services and speaks the same pro

Maddy, a composable all in one mail server that runs SMTP, authenticated submission, IMAP, local authentication and DKIM

Mercure, a real time hub that pushes live updates to browsers and clients over server sent events, ready to authorise pu

MistServer, an open source broadcast grade streaming media server that ingests RTMP and republishes as HLS, MPEG DASH, W

mochi mqtt, a fast, fully self contained mqtt broker that requires authentication the moment it boots.

Mosquitto and Node-RED on one VM: an MQTT broker with a flow editor already wired to it, ready for device data at first

Mosquitto 2, a lightweight MQTT broker, ready to route device messages the moment it boots.

Nakama, an open source realtime backend for games and apps: authentication, realtime multiplayer, matchmaker, chat, lead

NATS 2, a high performance messaging system for cloud native services, ready to route messages on first boot.

Neuron, an industrial IIoT connectivity gateway that collects data from factory equipment over south bound protocols and

Node Media Server, an open source Node.js live streaming server that ingests an RTMP feed and republishes it as HTTP FLV

ntfy, a simple pub sub notification service, ready to push alerts to your devices the moment it boots.

Openfire, a real time XMPP messaging server, ready to host chat and presence the moment it boots.

OvenMediaEngine, an open source sub second latency live streaming server that ingests RTMP, SRT, WebRTC and MPEG TS and

OW2 JORAM is an open source JMS message broker that moves messages reliably and asynchronously between applications and

PGMQ, a lightweight message queue that lives inside PostgreSQL: queues, visibility timeouts and archiving in plain SQL,

qBittorrent, a free and open source BitTorrent client, running headless with a full featured web interface for adding, m

RabbitMQ 4 on Ubuntu 24.04, a message broker ready to move messages between your services.

Red5 open source media server, streaming live RTMP, RTMPS and HLS video to your own audience on infrastructure you contr

Roundcube, the browser based IMAP webmail client, with a working mailbox and a clean, responsive interface ready on firs

rumqttd, a fast MQTT broker written in Rust, ready to accept authenticated device connections the moment it boots.

capture every change in your database and stream it wherever it needs to go

smtp4dev, a fake SMTP server that captures outbound mail from your apps, ready to inspect every message in a web UI from

Sockudo is a realtime WebSocket server that speaks the Pusher protocol, so the browser and server SDKs your application

Sonarr, an open source PVR and library manager for TV series that tracks the shows you follow, fetches the episodes you

Stalwart, the all in one open source mail and collaboration server, a complete private mail platform running minutes aft

Svix, the open source webhooks as a service server, a JWT authenticated REST API for sending, retrying and managing outb

Tigase XMPP Server, the scalable Java messaging server, ready to accept XMPP clients the moment it boots.

Timeplus Proton, a single binary streaming SQL engine, ready to run continuous and historical queries over your event st

automated media library optimisation, transcoding your video files to one consistent format

webhookd turns your shell scripts into secure HTTP webhooks, with real time streaming output.