Life & fun · alternatives · 2026

RubyProctor is a website for developing Rubocop rules, the static analysis tool used in Ruby development. Launched in 2017, it provides a platform where developers can create and test custom linting rules for their… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. RubyProctor, a website for developing Rubocop rules launched in 2017; newer entries below may have overtaken it.

1. 1RA
   Rbkit – a low-pause profiler for ruby▲67

   2015 · rbkit.codemancers.com · its alternatives →

2. 2
   Rb – Turns Ruby into a command line utility▲232

   Turns Ruby into a versatile command line utility. Contribute to thisredone/rb development by creating an account on GitHub.

   2018 · github.com · its alternatives →

3. 3MH
   My humble little side project to support OSS and developer happiness▲16

   2011 · rubypair.com · its alternatives →

4. 4
   Metaprogramming Ruby 2: Program Like the Ruby Pros▲72

   Write powerful Ruby code that is easy to maintain and change

   2016 · pragprog.com · its alternatives →

5. 5
   Ruby gem to scrape a web page▲27

   Ruby gem to inspect completely a web page. It scrapes a given URL, and returns you its meta, links, images more. - davidesantangelo/webinspector

   2015 · github.com · its alternatives →

6. 6
   Program Synthesis for Ruby▲82

   Program synthesis for Ruby. Contribute to ku-progsys/rbsyn development by creating an account on GitHub.

   2022 · github.com · its alternatives →

7. 7
   Ruby static type checker – proof of concept▲115

   ⛑ Fork of diamondback-ruby. Contribute to stereobooster/diamondback-ruby development by creating an account on GitHub.

   2017 · github.com · its alternatives →

8. 8RO
   Ruby One-Liners Cookbook▲191

   2020 · learnbyexample.github.io · its alternatives →

9. 9
   Compare Analysis Tools For Python, Ruby, C, PHP, Go▲175

   Find static code analysis tools and linters for Java, JavaScript, PHP, Python, Ruby, C/C++, C#, Go, Swift, and more. All tools and linters are peer-reviewed by fellow developers to select the best tools available. Avoid bugs in production, outages on weekends, and angry customers.

   2020 · analysis-tools.dev · its alternatives →

10. 10DG
    DragonRuby Game Toolkit▲234

    2021 · dragonruby.org · its alternatives →

11. 11OA
    Omniref - a better search site for Ruby documentation▲110

    Tim Robertson has a website.

    2013 · omniref.com · its alternatives →

12. 12BF
    Blades – fast static site generator written in Rust▲146

    Blazing fast dead simple static site generator

    2020 · getblades.org · its alternatives →

13. 13
    PBT – A property-based testing library for Ruby▲196

    Hello HN, I introduce a property-based testing tool for Ruby. Ruby's ease of test-writing and rich ecosystem are widely acclaimed. However, property-based testing is not as widely used as in other languages such as Haskell or Elixir, and I think this is because there is no de facto testing tool. This gem currently not only has the basic functionality of stateless property-based testing but also has the following features: - Support verbose mode that allows you to see its shrinking procedure and algorithms. - Support several concurrency/parallel executions of each test. As of now,…

    2024 · github.com · its alternatives →

14. 14AR
    Automated Rails development with Prelang▲229

    2014 · prelang.com · its alternatives →

15. 15BR
    BestRuby – Ruby Tricks, Idioms, Refactorings and Best Practices▲92

    2015 · best-ruby.com · its alternatives →

16. 16PI
    "Programming is for Anyone"▲105

    A Ruby programming tutorial for journalists, researchers, investigators, scientists, analysts and anyone else in the business of finding information and making it useful and visible. Programming experience not required, but provided.

    2011 · ruby.bastardsbook.com · its alternatives →

17. 17
    Docrb▲61

    An opinionated documentation generator for Ruby

    2021 · github.com · its alternatives →

18. 18
    RubySteps▲66

    A daily coding practice.

    2014 · patmaddox.com · its alternatives →

19. 19
    Io_uring for Ruby▲115

    Ruby gem for working with io_uring. Contribute to digital-fabric/iou development by creating an account on GitHub.

    2024 · github.com · its alternatives →

20. 20
    Ruby Heap Viz – An interactive Ruby object graph visualization▲51

    An interactive Ruby Object Graph Visualization. Contribute to mattbaker/ruby-heap-viz development by creating an account on GitHub.

    2014 · github.com · its alternatives →

21. 21
    RubyPilot – Ruby/Rails resources aggregator▲26

    rubypilot.com is for sale on Spaceship. Secure checkout and quick transfer. See all purchase options. No hidden fees.

    2024 · rubypilot.com · its alternatives →

22. 22
    Compile Ruby to C▲153

    Compile ruby functions to C. Contribute to agrafix/rubyspeed development by creating an account on GitHub.

    2020 · github.com · its alternatives →

23. 23TD
    Test Drive The RubyMotion Console From Your Browser▲84

    2012 · pieceable.com · its alternatives →

24. 24
    LLM Rescuer – Fixing the billion dollar mistake in Ruby▲96

    > "In a world without nil safety, one gem dares to ask: 'What if we just guessed?'"

    Oct 2025 · github.com · its alternatives →

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 →