aliceviola

Show HN: QueenMQ – slow LLM calls blocked our Kafka partitions, so we built it

Posted by aliceviola on Tuesday November 10, 2026 @09:52AM
from the show-hn dept.

Hi HN, I'm Alice.Over the last year, at Smartness, the company where I work, we built a new message broker, open source under Apache 2.0. During this year it has replaced Kafka almost completely for us. I would like to show it to you and try to explain what is different about it.First, long story short: in 2025 we launched a new product in our suite. Like all the others it used Kafka for...

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We built our own message queue for AI agents (and put it on Postgres)

Posted by aliceviola on Wednesday May 13, 2026 @12:59AM
from the medium.com dept.

https://medium.com/@aliceviola/why-we-built-our-own-message-queue-for-ai-agents-and-put-it-on-postgres-37512424b8e0

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Queen MQ – Postgres message queue that solves HOL blocking

Posted by aliceviola on Thursday March 19, 2026 @10:27AM
from the github.com dept.

https://github.com/smartpricing/queen

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Re:Queen MQ – Postgres message queue that solves HOL blocking on Thursday March 19, 2026 @10:27AM (#47440117)

Hi HN, I'm the creator of Queen MQ.

I built this because we needed a way to manage tons of independent FIFO partitions for some of our products. It includes consumer groups, replay capabilities, and transactional delivery—all ACID-guaranteed by Postgres.

I'd love to hear your thoughts on the architecture or if you have any questions about how the partitioning is implemented under the hood!