A table builder for active record collections that produces semantically rich and accessible table markup

Rails Completed Line on Steroids

TimeCalc is a library for idiomatic time calculations, like "plus N days", "floor to month start", "how many hours between those dates", "sequence of months from this to that". It intends to be small and easy to remember without any patching of core classes.

Gem for auto-parallelizing builds across Semaphore jobs.

Automatically rebuild and preview TRNML plugins in multiple views

Use render in your Rails controllers and handle the response with Turbolinks.

Converts a vimwiki markdown file to html. It parses [[links]] and has support for syntax highlighting.

Betterment's library for developing and testing service-oriented apps in isolation with WebMock and Sinatra-based fakes.

A simple Wechat pay ruby gem in api V3.

The worldwide gem internationalizes and localizes Ruby code, enhancing user experience globally. It also aids in inputting, validating, and formatting mailing addresses.

An XDR code generator

Making object from any hash or hash array

Enable to use the concept of form objects with ActiveModel

ActiveRecord Association Helper for PORO (Plain Old Ruby Object)

ActiveOperation is a micro-framework for modelling business processes.

This gem extends ActiveRecord::Base to add automatic updating of created_by and updated_by attributes of your models in much the same way that the ActiveRecord::Timestamp module updates created_(at/on) and updated_(at/on) attributes.

Active Remote provides Active Record-like object-relational mapping over RPC. It was written for use with Google Protocol Buffers, but could be extended to use any RPC data format.

Activity feeds backed by Redis

Record the operation of a Ruby program, using the AppLand 'AppMap' format.

Arel is a Relational Algebra for Ruby. It 1) simplifies the generation complex of SQL queries and it 2) adapts to various RDBMS systems. It is intended to be a framework framework; that is, you can build your own ORM with it, focusing on innovative object and collection modeling as opposed to database compatibility and query generation.