Top 4 Java Broker Projects

hivemq-community-edition

4 1,028 8.9 Java

HiveMQ CE is a Java-based open source MQTT broker that fully supports MQTT 3.x and MQTT 5. It is the foundation of the HiveMQ Enterprise Connectivity and Messaging Platform

Project mention: Broker times client out while broker is sending client large message. | /r/MQTT | 2023-12-08

It is developed and supported by HiveMQ, so if you observe any issue you can contact the developers directly.

Apache ActiveMQ Artemis

2 913 9.7 Java

Mirror of Apache ActiveMQ Artemis
WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
tbmq

2 547 9.6 Java

Open-source, scalable, and fault-tolerant MQTT broker able to handle 4M+ concurrent client connections, supporting at least 3M messages per second throughput per single cluster node with low latency delivery. The cluster mode supports more than 100M concurrently connected clients.

Project mention: FLaNK 25 December 2023 | dev.to | 2023-12-26

investbook

15 230 8.1 Java

Оценка эффективности инвестиций с учетом комиссий, налогов (удержанных и ожидающихся), дивидендов и купонов.

Project mention: investbook: NEW Derivatives and Hedging - star count:215.0 | /r/algoprojects | 2023-11-06

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).