This gem provides jstz.js and for your Rails 3 application.

Helpful scripts to run linters locally and on CI

Color search for Rails

Upstream pull request: https://github.com/amatsuda/kaminari/pull/636

Opinionated minimal Rails authentication scaffolding with Hotwire, React, or Vue + Tailwind.

Process your Paperclip attachments in the background with ActiveJob

kube-rails project integrates Kube for Rails 4 Asset Pipeline

Cluster markers to improve performance of leaflet rendering with large sets.

Create ActiveRecord models from an existing database

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+

Logs every call your Rails app makes to OpenAI, Anthropic, Gemini, RubyLLM, or an OpenAI-compatible API: tokens, cost, latency, tags. Calls go straight to the provider — no proxy. Includes price sync, budget guardrails, and a mountable dashboard.

Lograge for ActiveJobs.

Manage Rails, application backend with ease.

Displays a collection (ActiveRelation or Array-like object) wrapped in an html table with server side column sorting, filtering hooks, and search bar. Large collections can be paginated with either the will_paginate gem or kaminari gem if you use them, or a naive Enumerable based paginator (without pager links) if neither is present.

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.