This gem provides PostMassage for your Rails 3+ application.

Postpeek intercepts ActionMailer deliveries in development, decodes content, enriches metadata (mailer class, action, duration), and stores each email as a structured directory on disk. A companion UI gem (postpeek_ui) reads the stored emails and provides a filterable web interface.

Powertip(A jQuery plugin that creates hover tooltips.) for rails.

pqc_rails provides zero-downtime-friendly post-quantum cryptography primitives (NIST-standardized algorithms such as ML-KEM and ML-DSA) for existing Rails applications, via native FFI bindings to liboqs.

ਪ੍ਰਵਾਨਗੀ (pravangi) : Approval process for your models/domain objects without commiting the changes to the records

Render preact components in views or controller actions.

Serve assets without any asset processing in Rails.

Prefab provides Twitter Bootstrap generators for Rails 5 (supported Rails >= 5.0.1). Checkout http://getbootstrap.com.

Create factory objects in before-all blocks for fixture-like performance

It's an extraction of the Spree Ecommerce Preferences. All the credits goes to the Spree authors.

Presenter helps you expose view models to your views with a declarative approach.

PrettyDocs by 3rd Wave Media adapted for Ruby on Rails.

Enhance rails console by using awesome_print, pry and several pry plugins. And useful prompt tweaks. Makes rails console pretty by default.

Adds the Privatus Analytics tracking script to your Rails views with a helper or an optional Rack middleware. The script sets no cookies, so analytics does not need a consent banner by itself.

Declares an API problem on the exception class — its type, title and status — and renders any of them as application/problem+json, from a controller concern for the errors a controller raises and from an exceptions app for the ones that escape it.

Build maintainable, localized, and testable AI prompts using ERB or Liquid templates with Rails conventions

A ruby gem for managing authentication, backed by PropelAuth

Adds asset compression to Propshaft. Compresses with gzip, brotli, and/or zstandard.

Parses JSON request bodies into generated protobuf message classes, stores messages in json and jsonb columns, catalogues RFC 9457 problems in a protobuf enum, and binds Alba serializers to the messages they produce.

This gem provides the Protovis Javascript graphing library for your Rails 3.1 application.