Looking for an observer gem

This page summarizes the projects mentioned and recommended in the original post on reddit.com/r/rails

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  • rails-observers

    Rails observer (removed from core in Rails 4.0)

  • u-observers

    Simple and powerful implementation of the observer pattern.

  • Scout APM

    Truly a developer’s best friend. Scout APM is great for developers who want to find and fix performance issues in their applications. With Scout, we'll take care of the bugs so you can focus on building great things 🚀.

  • PaperTrail

    Track changes to your rails models

  • Audited

    Audited (formerly acts_as_audited) is an ORM extension that logs all changes to your Rails models.

  • Ruby on Rails

    Ruby on Rails

  • SonarLint

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NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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