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Open Source Message Queues

A curated collection of the best open source brokers that pass messages between services asynchronously, with durable queues, delivery guarantees, retries, and consumer groups..

AutoMQ

S3-based serverless Kafka reinvented for cost efficiency

  • Stars

    10,921

  • Last commit

    21 hours ago

  • License

    Apache-2.0
AutoMQ is a serverless Kafka alternative built on S3 that offers 10x cost savings, easy scalability, and full Kafka compatibility.

Open Source Alternative to:

Kafka

Sequin

Open-source message stream built on Postgres

  • Stars

    2,216

  • Last commit

    8 months ago

  • License

    MIT
Sequin offers a feature-rich messaging system with a simple HTTP API, providing RabbitMQ-like functionality without adding complexity to your stack.

Open Source Alternative to:

Amazon SQS

Workbench

Inspect, debug, and replay BullMQ queues visually

  • Stars

    454

  • Last commit

    5 months ago

  • License

    MIT
Desktop app and embeddable dashboard for BullMQ that shows live queue metrics, job runs, FlowProducer graphs, and scheduler status without touching Redis directly.

Open Source Alternative to:

bull-board
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