IslandJS Rails enables Turbo-compatible React islands in Rails apps. Write React components, render them with a simple ERB helper, and get automatic state persistence across Turbo navigation.

ISO 639-1 and ISO 639-2 lookups by name, alpha-2 code, or alpha-3 code

isodoc converts documents in the IsoDoc document model into Microsoft Word and HTML. This gem is in active development.

Swift code validation and lookup Ruby gem

istox backend shared gem

Convert japanese itaiji(異体字) to seijitai(正字体).

Encrypted Data Bag for itamae

iOS dev tools

iTunes client with high level API

Decode iTunes OS X and iOS receipts without remote server-side validation by using the Apple Inc Root Certificate.

Validate iTunes Transaction and Unified style receipts with local decoding and remote validation.

Gives you methods to mitigate long conditionals

The Jaccard Coefficient Index is a measure of how similar two sets are. This library makes calculating the coefficient very easy, and provides useful helpers.

Jekyll Asset Pipeline reborn adds asset preprocessing (CoffeeScript, Sass, Less, ERB, etc.) and asset compression / minification / gzip (Yahoo YUI Compressor, Google Closure Compiler, etc.) to Jekyll.

Jcrop asset bundle for Rails

jekyll plugin that makes available the first image of a post in the template

A plugin to read '_config.yml' and data files within Jekyll theme-gems

A Jekyll plugin with support for Blockdiag, Erd, GraphViz, Mermaid, Nomnoml, PlantUML, Svgbob, Syntrax, Vega, Vega-Lite and WaveDrom.

A liquid tag for Jekyll that generates <figure> elements.

A plugin to add Font Awesome to your Jekyll site.