Flay alternatives and similar gems

Based on the "Code Analysis and Metrics" category.
Alternatively, view Flay alternatives based on common mentions on social networks and blogs.

Rubocop

9.8 9.8 L4 Flay VS Rubocop

A Ruby static code analyzer and formatter, based on the community Ruby style guide. [Moved to: https://github.com/rubocop/rubocop]
Scientist

9.5 5.1 L5 Flay VS Scientist

:microscope: A Ruby library for carefully refactoring critical paths.

Less time debugging, more time building

Scout APM allows you to find and fix performance issues with no hassle. Now with error monitoring and external services monitoring, Scout is a developer's best friend when it comes to application development.

Promo scoutapm.com

SimpleCov

9.0 4.3 L5 Flay VS SimpleCov

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

8.8 6.0 L4 Flay VS rails_best_practices

a code metric tool for rails projects
Reek

8.7 7.8 L2 Flay VS Reek

Code smell detector for Ruby
Rubycritic

8.2 5.3 Flay VS Rubycritic

A Ruby code quality reporter
Pronto

8.0 3.9 L5 Flay VS Pronto

Quick automated code review of your changes
Coverband

7.5 7.6 L5 Flay VS Coverband

Ruby production code coverage collection and reporting (line of code usage)
Barkeep

6.9 0.0 L5 Flay VS Barkeep

The friendly code review system.
Fasterer

6.7 5.0 L5 Flay VS Fasterer

:zap: Don't make your Rubies go fast. Make them go fasterer ™. :zap:
Cane

6.4 0.0 L5 Flay VS Cane

Code quality threshold checking as part of your build
Flog

5.5 5.2 L3 Flay VS Flog

Flog reports the most tortured code in an easy to read pain report. The higher the score, the more pain the code is in.
Traceroute

5.4 3.4 L5 Flay VS Traceroute

A Rake task gem that helps you find the unused routes and controller actions for your Rails 3+ app
MetricFu

5.1 3.8 L5 Flay VS MetricFu

A fist full of code metrics
undercover

4.6 4.9 Flay VS undercover

Actionable code coverage - detects untested code blocks in recent changes
Pippi

3.3 0.0 L5 Flay VS Pippi

pippi
bundler-leak

3.0 7.1 Flay VS bundler-leak

Known-leaky gems verification for bundler: `bundle leak` to check your app and find leaky gems in your Gemfile :gem::droplet:
fukuzatsu

- Flay VS fukuzatsu

Complexity analysis tool with a rich web front-end.