What are the gems that every Ruby dev should know how to use?

This page summarizes the projects mentioned and recommended in the original post on /r/rails
Ruby Rails Authorization Security API Builder

Scout Monitoring - Rennaisance engineers rejoice! 1 gem 5 min to app monitoring
5-minute onboarding. No sales team. Devs in the support channels. No DevOps team required. Get the free app insights every engineer deserves with Scout Monitoring.
www.scoutapm.com
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InfluxDB - Power Real-Time Data Analytics at Scale
Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
www.influxdata.com
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  • Blueprinter

    Simple, Fast, and Declarative Serialization Library for Ruby

    • Just an FYI: While I agree that the blueprinter gem is awesome, there are currently no active maintainers: https://github.com/procore/blueprinter/issues/288

  • bundler-audit

    Patch-level verification for Bundler

    • bundler-audit - check for known security issues

  • Scout Monitoring

    Rennaisance engineers rejoice! 1 gem 5 min to app monitoring. 5-minute onboarding. No sales team. Devs in the support channels. No DevOps team required. Get the free app insights every engineer deserves with Scout Monitoring.

    Scout Monitoring logo

  • Discard

    🃏🗑 Soft deletes for ActiveRecord done right

    • discard - a soft-delete implementation that avoids a lot of the gotchas associated with paranoia or acts_as_paranoid gem.

  • CanCanCan

    The authorization Gem for Ruby on Rails.

    • It fails deadly -- forgetting to pass an instance grants unintended access, and this problem is so bad they have a document explaining how to avoid it. If you use a permission in an unintended way, it should not grant access.

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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