Import ECMAScript modules into Ruby and use values and functions like JavaScript is part of Ruby. Enables easy to set up server-side rendering for modern frontend stacks. Isorun embeds v8 into Ruby via a native extension built with Rust and deno_core.

Dump out DOM that you want to test. Use jasmine-fixtures to load that DOM into your Jasmine specs. See http://github.com/mavenlink/jasmine-fixtures for more.

Jinrai is a awesome Cursor based pagination Link.

Provides the `jqGrid` jQuery plugin packaged for the Rails 3.1+ asset pipeline.

Why make the browser load images that the user isn't going to see? This Rails engine prevents images from loading until they're actually going to be displayed. This saves bandwidth, reduces server load, and helps the user stay under their data quota.

Namespace and Selectively Execute Javascript

Add native support for MySQL [5.7] JSON data type to Rails 4.

JSON schema validation for Rails

Upstream pull request: https://github.com/amatsuda/kaminari/pull/636

Kelp is a collection of helper methods for Cucumber to ease the process of writing step definitions. It also includes a Rails generator for generic step definitions building upon those helpers.

Shareable tools/components for building a digital collections app in Rails.

Koalagator is an open source community calendaring platform

Metadata aggregation and enrichment for cultural heritage institutions.

Kuhsaft is a Rails engine that offers a simple CMS.

It delays loading of partial or actions in views.

Implements common components and features for Rails-based LCMS systems

LHC is an extended/advanced HTTP client. Implementing basic http-communication enhancements like interceptors, exception handling, format handling, accessing response data, configuring endpoints and placeholders and fully compatible, RFC-compliant URL-template support.

Auto-loads and authorizes resources in your controllers in Rails 4 and up.

LocomotiveSearch is an engine which integrates ActiveSearch into LocomotiveCMS.

Gem for formatting ruby application logs