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.

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

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.

Share your Jade views between client and server, eliminate code duplication and make your single-page app SEO friendly

A library for working with Jalali Calendar (a.k.a Persian Calendar)

Jasmine + Harmony

An edit-in-place gem that uses the JEditable jQuery plugin to post updates to the server via AJAX.

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.

Automate letsencrypt renewals for gitlab pages.

Generate gzipped assets and files for your Jekyll site at build time.