This gem provides MooTools and the MooTools-ujs driver for your Rails 3 application.

Multiselect jQuery plugin for Rails asset pipeline

A web interface for Notable

Create shipments and get rates and tracking info from various shipping carriers.

PageDown for the Rails asset pipeline

Human Readable Change Log for Paper Trail'd data

With Params validator oyu should be able to perform controller params validation easy and with any kind of type, format, or custom validation you already know and use in oyur models.

A comprehensive PostgreSQL monitoring and analysis library that provides insights into query performance, index usage, table statistics, and more. Includes a beautiful web dashboard and Telegram notifications.

ActiveRecord extensions for PostgreSQL. Provides useful tools for schema, foreign_key, index, function, trigger, comment and extension manipulations in migrations.

Simple activity feeds solution for Rails applications. Gives a flexible way to build activity feeds infrastructure over it.

Purecss CSS toolkit for Rails

Pure CSS framework, converted to Sass

SQL queries counter for Rails apps

This gem provides the Quill.js Rich Text Editor assets and view helper for your Rails 3.1/4.0 application.

Easily use 64-bit primary keys in Rails

Makes upgrading to Rails 5 from Rails 4 easier

Ruby on Rails view helpers for the awesome Heroicons by Steve Schoger.

Rails Lens provides unified visualization and annotation for Rails 7.2+ applications, integrating ERD generation and model annotations.

Introspects a Rails app's models, associations, and columns, then generates a single self-contained HTML file with an interactive entity-relationship diagram.

Server Timing headers for Rails apps