Ruby Code Quality

Open-source Ruby projects categorized as Code Quality

Top 8 Ruby Code Quality Projects

  • SimpleCov

    Code coverage for Ruby with a powerful configuration library and automatic merging of coverage across test suites

    Project mention: Evaluating More Coverage in Ruby 3.2 | | 2023-01-14

    Have you wondered how much of the logic in your views is exercised in your test suite? Thanks to this change, now you can see that in tools like SimpleCov.

  • CodeClimate

    Code Climate CLI

    Project mention: Boas práticas para revisão de código | | 2023-10-02
  • Onboard AI

    Learn any GitHub repo in 59 seconds. Onboard AI learns any GitHub repo in minutes and lets you chat with it to locate functionality, understand different parts, and generate new code. Use it for free at

  • suture

    🏥 A Ruby gem that helps you refactor your legacy code

  • packwerk

    Good things come in small packages.

    Project mention: Keep the Monolith, but Split the Workloads | | 2023-04-24

    Yep, that article is about very similar concepts but grounded in Spring as the framework.

    I like what they do around package imports and it looks a lot like what we do at, with some rules about which packages can import what.

    For people in the Ruby world who want a similar solution, Shopify provide an open-source framework called packwerk that is designed just for this:

  • undercover

    undercover warns about methods, classes and blocks that were changed without tests, to help you easily find untested code and reduce the number of bugs. It does so by analysing data from git diffs, code structure and SimpleCov coverage reports

  • MetricFu

    A fist full of code metrics

  • skunk

    A SkunkScore Calculator for Ruby Code -- Find the most complicated code without test coverage! (by fastruby)

  • InfluxDB

    Collect and Analyze Billions of Data Points in Real Time. Manage all types of time series data in a single, purpose-built database. Run at any scale in any environment in the cloud, on-premises, or at the edge.

  • spellcheck-action

    GitHub Action for checking code & Pull Requests for spelling mistakes

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2023-10-02.

Ruby Code Quality related posts


What are some of the best open-source Code Quality projects in Ruby? This list will help you:

Project Stars
1 SimpleCov 4,663
2 CodeClimate 2,444
3 suture 1,400
4 packwerk 1,361
5 undercover 670
6 MetricFu 615
7 skunk 478
8 spellcheck-action 38
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