Less Frameworks is an adaptive CSS grid system, helps to make responsive website. This gem provides Less Framwork for your Rails 3 projects. Learn more about Less framwork at http://lessframework.com/

List.js automated install for Rails 3.1+

Records every LLM call your Rails app makes through RubyLLM, the official OpenAI and Anthropic SDKs, Faraday, or any OpenAI-compatible API: tokens and cost, attributed by user, feature, or any tag. Calls go straight to the provider — no proxy. Includes budgets that can block the next call, bundled prices, and a dashboard.

Lograge for ActiveJobs.

An opinionated and type-safe structured logging solution. Configures any Rails app to log JSON to stdout. Structured logging is automatically configured for many gems, including Sidekiq, Carrierwave, Shrine, etc. Log messages, params, and job args are filtered by sensitive keys and scrubbed for common credential and personal data patterns.

Manage Rails, application backend with ease.

Mailcheck.js for Rails'

mapbox-gl-rails provides Mapbox GL JS sources and stylesheets as a Rails engine for use with the asset pipeline.

Quick and easy mapping with MapPLZ

material-ui + Rails

easy to use for mdbootstrap on rails projects.

Medium Editor Insert Plugin integrated in Rails asset pipeline

metrics-graphics for the Rails Assets Pipeline

A small and efficient validation library for Rails and anything that uses Ruby.

A tool for migrating Rails applications from Protected Attributes to Strong Parameters.

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

mustache.js and jQuery.mustache.js integration for Rails 3.1+ asset pipeline

DB constraints in migrations similiar to ActiveRecord validations. Core classes

Postgresql constraints in migrations similiar to ActiveRecord validations

provides functionality similar to acts_as_list. However, by managing position using a fractional indexing system, it allows database record updates during reordering to be completed with only a single update (N = 1)!