Rubygem GitHub Repositories (2026) · Open Source Tools

:microscope: A Ruby library for carefully refactoring critical paths.

Rails authentication with email & password.

Ruby gem to check whether an email address or domain belongs to a government (.gov, .mil, and worldwide gov domains)

:hocho: An ActiveModel extension that automatically strips all attributes of leading and trailing whitespace before validation. If the attribute is blank, it strips the value to nil.

Log viewer UI and framework for rack

A framework for collecting and aggregating prometheus metrics

oEmbed for Ruby

General purpose Command Line Interface (CLI) framework for Ruby

Convert a markdown document or text into a terminal friendly output.

Ruby gem & CLI to convert Word (.docx) documents to Markdown. Superseded by word-to-markdown-js at word2md.com

:blue_book: Asciidoctor EPUB3 is a set of Asciidoctor extensions for converting AsciiDoc to EPUB3

An Experimental Non-Blockchain Cryptocurrency for Fast Micro Payments

Emoji images and names.

minimal mime type library

A simple Ruby wrapper for invoking terraform commands.

The decision layer for your Rails app. A Rails-native wrapper around TypeSafe's Jev System One API: typed, calibrated decisions in your control flow.

Adds full_name and full_name= instance methods to a model.

🏁 Bit fields for ActiveRecord

Simple clean Authorization system for Rails

A Framework for namespacing your JavaScript