# LMAX Disruptor

6 Hacker News commenters recommended LMAX Disruptor and 3 criticized it, November 2025 to November 2026. It was recommended in 5 of 13 months.

**Verdict:** A fast Java library for passing data between threads, built by LMAX for its financial exchange and praised for its hardware-aware design. Critics say it gets too much hype and is good only for some uses.

## Why people recommend it

- Built for a high-performance financial exchange (2 comments): "The Disruptor is the result of our efforts to build the world’s highest performance financial exchange at LMAX." ([source](https://news.ycombinator.com/item?id=46027469)) "It's a story of playing to hardware's strengths instead of wrapping yourself up in bullshit excuses." ([source](https://news.ycombinator.com/item?id=46305831))
- Praised as a neat, wonderful library (2 comments): "It is truly a wonder. It is something to behold." ([source](https://news.ycombinator.com/item?id=49712497)) "I like Disruptor, it's a very neat library" ([source](https://news.ycombinator.com/item?id=45896036))

## What people warn about

- Overhyped for what it actually does (2 comments): "For some reason the Java-OOP crowd keeps thinking that LMAX deserves a nobel price for being neither first nor last to use it." ([source](https://news.ycombinator.com/item?id=46293616)) "the one thing that's really unique about LMAX is the amount of advertising it gets" ([source](https://news.ycombinator.com/item?id=46289230))
- Only good for some uses (1 comments): "genuinely good for some things" ([source](https://news.ycombinator.com/item?id=48930124))

## Alternatives hackers recommend

- [Lombok](https://hackerapproved.com/p/lombok.md): 9 recommend
- [Apache Commons](https://hackerapproved.com/p/apache-commons.md): 8 recommend
- [Google Guava](https://hackerapproved.com/p/guava.md): 7 recommend
- [Java Vector API](https://hackerapproved.com/p/java-vector-api.md): 5 recommend

## Cite as

Hacker Approved, "LMAX Disruptor", https://hackerapproved.com/p/lmax-disruptor/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).