Awesome Open Source
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The Top 78 Gem Open Source Projects

Categories > Package Managers > Gem
Octicons ⭐5,689
A scalable set of icons handcrafted with <3 by GitHub
Colorls ⭐2,776
A Ruby gem that beautifies the terminal's ls command, with color and font-awesome icons. 🎉
Bootsnap ⭐2,235
Boot large Ruby/Rails apps faster
Spina ⭐1,703
Spina CMS
Wordmove ⭐1,637
Multi-stage command line deploy/mirroring and task runner for Wordpress
Premailer Rails ⭐1,278
CSS styled emails without the hassle.
Lol_dba ⭐1,210
lol_dba is a small package of rake tasks that scan your application models and displays a list of columns that probably should be indexed. Also, it can generate .sql migration scripts.
Counter_culture ⭐1,148
Turbo-charged counter caches for your Rails app.
Colorize ⭐980
Ruby string class extension. It add some methods to set color, background color and text effect on console easier using ANSI escape sequences.
Dry Validation ⭐939
Validation library with type-safe schemas and rules
Datagrid ⭐882
Gem to create tables grids with sortable columns and filters
Bh ⭐838
Bootstrap Helpers for Ruby
Materialize Sass ⭐758
Materializecss rubygem for Rails Asset Pipeline / Sprockets
Facets ⭐721
Ruby Facets
Yt ⭐637
The reliable YouTube API Ruby client
Rainbow ⭐621
Ruby gem for colorizing printed text on ANSI terminals
Batch Loader ⭐595
⚡ Powerful tool for avoiding N+1 DB or HTTP queries
Coltrane ⭐540
🎹🎞A music theory library with a command-line interface
Discordrb ⭐507
Discord API for Ruby
Modern Resume Theme ⭐382
A modern static resume template and theme. Powered by Jekyll and GitHub pages.
Graphql Guard ⭐375
Simple authorization gem for GraphQL 🔒
Dry Monads ⭐326
Useful, common monads in idiomatic Ruby
Algoliasearch Rails ⭐315
AlgoliaSearch integration to your favorite ORM
Milia ⭐313
Easy multi-tenanting for Rails5 (or Rails4) + Devise
Devise_masquerade ⭐311
Extension for devise, enable login as functionality. Add link to the masquerade_path(resource) and use it.
Hue ⭐301
Work with Philips Hue from Ruby
Material_icons ⭐260
A simple Rails wrapper for Google Material Icons
Unimidi ⭐222
Realtime MIDI IO for Ruby
Localer ⭐221
Automatic detecting missing I18n translations tool.
Localeapp ⭐219
Send and retrieve your ruby i18n localizations to the Locale translation service
Dip ⭐207
CLI gives the "native" interaction with applications configured with Docker Compose.
Double_entry ⭐204
A double-entry accounting system for Ruby applications.
Gemsurance ⭐201
Gem vulnerability checker using rubysec/ruby-advisory-db
Squid ⭐198
A Ruby library to plot charts in PDF files
Pwned ⭐190
An easy, Ruby way to use the Pwned Passwords API.
Anyway_config ⭐186
Ruby libraries and applications configuration on steroids!
Wavefile ⭐170
A Ruby gem for reading and writing sound files in Wave format (*.wav)
Forest Rails ⭐170
🌱 Rails Liana for Forest Admin
Api Fuzzer ⭐169
API Fuzzer which allows to fuzz request attributes using common pentesting techniques and lists vulnerabilities
Scallop ⭐150
Ergonomic shell wrapper for Ruby.
Instagram Crawler ⭐148
Crawl instagram photos, posts and videos for download.
Jekyll Toc ⭐146
A liquid filter plugin for Jekyll which generates a table of contents.
Cpf_cnpj ⭐144
🇧🇷 Validate, generate and format CPF/CNPJ numbers. Include command-line tools.
Arctic_admin ⭐139
Responsive Theme for ActiveAdmin
Ordinare ⭐137
Ordinare sorts gems in your Gemfile alphabetically
Flexirest ⭐136
Flexirest - The really flexible REST API client for Ruby
Xspear ⭐133
Powerfull XSS Scanning and Parameter analysis tool&gem
Bump ⭐130
Bump is a gem that will simplify the way you build gems.
Searchobject ⭐126
Search object DSL
Ougai ⭐118
A Ruby structured logging is capable of handling a message, custom data or an exception easily and generates JSON or human readable logs.
Net Http2 ⭐113
NetHttp2 is an HTTP/2 client for Ruby.
Rubicure ⭐108
All about Japanese battle heroine "Pretty Cure (Precure)"
Rails_sortable ⭐108
Easy drag & drop sorting for rails 4 and 5.
Warden Github Rails ⭐99
Use GitHub as authorization and more. Use organizations and teams as means of authorization by simply wrapping your rails routes in a block. Also useful to get a user's details through OAuth.
Rhymer ⭐99
Instagram_api_gem ⭐95
A Ruby wrapper for the Instagram API
Graf ⭐94
A simple git log analyzer gem
Dry Logic ⭐93
Predicate logic with rule composition
Validates_formatting_of ⭐92
Common Rails validations wrapped in a gem.
Bhf ⭐79
Rails-Engine-Gem that offers an admin interface for trusted user
Searchobjectgraphql ⭐79
GraphQL plugin for SearchObject gem
Hanuman ⭐78
A responsive, lightning-fast Jekyll theme built using AMP (Accelerated Mobile Pages) to speed up your blogs and websites.
Tabler Rubygem ⭐73
Rubygem for
Active_reporting ⭐70
OLAP-like DSL for ActiveRecord-based reporting
Ansible Role Ruby ⭐67
Ansible Role - Ruby
Victor ⭐64
Ruby SVG Image Builder
Jekyll Minibundle ⭐59
A minimalistic asset bundling plugin for Jekyll
Validated_object ⭐55
Self-validating Ruby objects
Matchete ⭐53
A DSL for method overloading in Ruby based on pattern matching
Administrate Field Belongs_to_search ⭐23
Plugin that adds search capabilities to belongs_to associations for Administrate
Green Button Data ⭐16
Fast Ruby parser and API client for Green Button data
Lita Line ⭐15
A Line adapter for Lita
Sixarm_ruby_magic_number_type ⭐13 » Ruby » MagicNumberType infers a data type from the data's leading bytes
Itamae Plugin Resource Encrypted_remote_file ⭐10
encrypt secret data (e.g. id_rsa), and forward decrypted file to remote.
Moab Versioning ⭐9
Gem to process digital object version content, metadata, and manifests
Puree ⭐8
Metadata extraction from the Pure Research Information System.
Adminpanel ⭐7
This gem has the goal to act as the administration panel for your resources, so you can focus only on the public part of your app
Exception_notification Shoryuken ⭐5
Exception Notifier Plugin for Rails with Shoryuken
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