Great blog posts, tutorials, and other sites to help you out.

A collection of helpful material about RubyGems. Feel free to fork and add your own!

Tutorials

• Making Ruby Gems
• Gemcutter & Jeweler
• MicroGems: five minute RubyGems - Gems so small that you can store them in a gist.
• Let’s Write a Gem: Part 1 and Part 2
• Polishing Rubies
• A Practical Guide to Using Signed Ruby Gems - Part 1: Bundler
• Basic RubyGem Development and Intermediate RubyGem Development
• How to make a Rubygem and How to make a Rubygem: Part Two
• Crafting Gems - A tutorial from RailsConf 2013.
• How to cryptographically sign your RubyGem - Step-by-step guide

Presentations

• History of RDoc and RubyGems
• Building a Gem
• Gemology

Philosophy

• Semantic Versioning
• Ruby Packaging Standard
• Why require 'rubygems' Is Wrong
• How to Name Gems
• Make the world a better place; put a license in your gemspec

Patterns

• Gem Packaging: Best Practices
• Rubygems Good Practice
• Gem Development Best Practices

Creating

Tools to help build gems.

• gemerator - Minimalist tool for generating skeleton gems.
• hoe - Rake/RubyGems helper.
• Jeweler - Opinionated tool for managing RubyGems projects.
• micro-cutter - Tool to build the base files for a MicroGem.
• newgem - New gem generator.
• RStack - Generator intended for use on private gems.
• rubygems-tasks - Rake tasks for building, installing, and releasing Ruby Gems.
• ore - Project generator with a variety of templates.
• Omnibus - Generate full-stack installers for ruby code (see this Omnibus tutorial for instructions on using it to package a standalone RubyGem.)

Monitoring

Tools to watch gems for changes.

• Depfu - Depfu continuously updates your dependencies one gem at a time and creates a pull request with all the info you need. Free for open source.
• Gemnasium - Parses your GitHub projects to learn what to notify you about. Free for public repos only.
• Gemnasium gem - Allows you to use Gemnasium without granting it access to private repos.
• gemwhisperer
• Libraries.io - Get alerts for new versions of the gems you depend upon.

Hosting and Serving

• Geminabox - Host your own gems, with a rubygems-compatible API.
• Gem Mirror - Run an internal mirror of external gem sources.
• Gemfury - Private cloud-based RubyGems servers. Priced by number of collaborators.

Utilities

• gemnasium-parser - Determine dependencies without evaluating the ruby in gemfiles or gemspecs
• Gemrat - Add the latest version of a gem to your Gemfile from the command line.