Best Open-source Message Brokers & Queues tools

Explore curated open-source tools in the Message Brokers & Queues category. Compare technologies, see alternatives, and find the right solution for your workflow.

9 projects · Page 1 of 1

Apache Kafka

Scalable distributed event streaming platform for real‑time data pipelines

Event Streaming Platforms+1

Stars: 31,431
License: Apache-2.0
Last commit: 3 days ago

JavaActive

Apache Pulsar

Scalable, low‑latency pub‑sub platform for real‑time data streams

Event Streaming Platforms+1

Stars: 14,989
License: Apache-2.0
Last commit: 3 days ago

JavaActive

RabbitMQ

Robust multi-protocol messaging broker for cloud-native applications

Message Brokers & Queues

Stars: 13,302
License: Unknown
Last commit: 4 days ago

JavaScriptActive

RobustMQ

High-performance multi-protocol messaging platform for cloud-native AI workloads

Message Brokers & Queues

Stars: 1,409
License: Apache-2.0
Last commit: 5 days ago

RustActive

PGMQ

Lightweight PostgreSQL‑based message queue with exactly‑once delivery

Message Brokers & Queues

Stars: 4,182
License: PostgreSQL
Last commit: 5 days ago

PLpgSQLActive

ElasticMQ

Lightweight SQS‑compatible message queue for testing and development

Message Brokers & Queues

Stars: 2,767
License: Apache-2.0
Last commit: 5 days ago

ScalaActive

BlazingMQ

High-performance, fault-tolerant distributed message queue for modern workloads

Message Brokers & Queues

Stars: 3,059
License: Apache-2.0
Last commit: 10 days ago

C++Active

NSQ

Scalable, fault-tolerant messaging for billions of events daily

Message Brokers & Queues

Stars: 25,833
License: MIT
Last commit: 4 months ago

GoStable

SmoothMQ

SmoothMQ: Drop-in SQS replacement with UI, tracing, and scheduling

Message Brokers & Queues

Stars: 2,269
License: AGPL-3.0
Last commit: 9 months ago

GoStable