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Dev tools · alternatives · 2026

24 alternatives to Locust.io

An open source, code-based load testing tool in Python.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Locust.io launched in 2016; newer entries below may have overtaken it.

  1. 1
    Loader.io▲117

    Simple cloud-based load testing for your apps

    2014 · loader.io · its alternatives →

  2. 2IM

    I built BuzzBench because I was frustrated with how complex performance testing tools have become. And I was ending up writing my own scripts to test endpoints and manually check out resource usage at the time of testing. Checkout demo: https://www.youtube.com/watch?v=yAnbZMoQvmQ

    2025 · buzzbench.io · its alternatives →

  3. 3

    Website load testing made easy

    2021 · its alternatives →

  4. 4

    Cloud Based Locust Load & Performance Testing

    2018 · its alternatives →

  5. 5DR

    I'd like to invite everyone to try out DontBeEvil.rip, an experimental search engine for developers. tl;dr $ alias rip="curl -G -H 'Accept: text/plain' --url https://dontbeevil.rip/search --data-urlencode " $ rip 'q=Heartbleed bug' DontBeEvil.rip is a year long experiment to see if a small team can build a developer-focused search engine that is self-sustaining on $10 monthly subscriptions. It works by only indexing high-quality resources that are relevant to developers. You won't get useless listicles because we'll never crawl them. Relevant urls are harvested from HN,…

    2022 · its alternatives →

  6. 6
    Kite 2.0▲460

    The smart copilot for programmers. Now available for Python

    2017 · kite.com · its alternatives →

  7. 7

    A flexible event/agent & automation system with lots of bees 🐝 - muesli/beehive

    2017 · github.com · its alternatives →

  8. 8
    Confi AI▲123

    The GPT bot for Slack and Confluence

    2024 · its alternatives →

  9. 9

    Cross-Environment API Performance Testing.

    2025 · bongdalu.gg · its alternatives →

  10. 10
    Runscope▲115

    Automated API Testing and Monitoring

    2014 · runscope.com · its alternatives →

  11. 11

    Hi HN! We’re Adrien and Kanav. We met at our previous job, where we spent about a third of our lives combating a constant firehose of bugs. In the hope of reducing this pain for others in the future, we’re working on automating debugging. We’re currently working on a platform that ingests logs and then automatically reproduces, root causes and ultimately fixes production bugs as they happen. You can see some of our work on this here - https://news.ycombinator.com/item?id=39528087 As we were building the root-cause phase of our automated debugger, we realized that we developed…

    2024 · github.com · its alternatives →

  12. 12WR

    Collect website feedback and report bugs into Jira, Trello, Asana, Github directly from your site with our website design, annotation, QA, and UAT software

    2017 · marker.io · its alternatives →

  13. 13

    Exception, uptime, and performance monitoring for Ruby.

    2014 · honeybadger.io · its alternatives →

  14. 14

    Hey HN, Joe and Ethan from Tonic.ai here. We just released a new open-source python package for evaluating the performance of Retrieval Augmented Generation (RAG) systems. Earlier this year, we started developing a RAG-powered app to enable companies to talk to their free-text data safely. During our experimentation, however, we realized that using such a new method meant that there weren’t industry-standards for evaluation metrics to measure the accuracy of RAG performance. We built Tonic Validate Metrics (tvalmetrics, for short) to easily calculate the benchmarks we needed to meet in…

    2023 · github.com · its alternatives →

  15. 15
    loadr ▲4

    Find the breaking point — load testing in one Rust binary

    Jul 2026 · loadr.io · its alternatives →

  16. 16
    Viper▲2

    The Python IoT Design Suite

    2015 · viperize.it · its alternatives →

  17. 17

    :racehorse:✈️ Pegasus is a scalable, modular, polite web-crawler for Clojure - shriphani/pegasus

    2016 · github.com · its alternatives →

  18. 18

    AI-powered load testing & vulnerability scanning in one app

    Jun 2026 · loadster.softority.com · its alternatives →

  19. 19

    Low-code API testing and website monitoring tool

    2025 · testlemon.com · its alternatives →

  20. 20
    Bunt▲7

    A Bot Understanding Testbed

    2016 · github.com · its alternatives →

  21. 21

    Open Source Automated Behaviour-Driven Development Testing

    2016 · cucumber.io · its alternatives →

  22. 22

    Test generation tool for QA engineers and developers

    2023 · its alternatives →

  23. 23

    AI-powered test case generation for developers

    2025 · thetestgenie.com · its alternatives →

  24. 24

    A GitHub :octocat: app to automatically review Python code style over Pull Requests - GitHub - pep8speaks-org/pep8speaks: A GitHub app to automatically review Python code style over Pull Requests

    2017 · github.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →