StaticMatic helps you quickly create maintainable Amazon S3 static websites using tools such as Haml and Sass. Quickly deploy to services such as Amazon S3 in a single command.

A tight DSL to build tables of ActiveRecord models with sorting, pagination, finding/filtering, selecting and batch actions. Tries to do for tables what formtastic and simple_form did for forms.

A template handler that generates several media types representations, from a simple DSL

WLang is a general-purpose *code generation*/*templating engine*. It's main aim is to help you generating web pages, sql queries, ruby code (that is, generating text in general) without having to worry too much about html entities encoding, sql back quoting, string escaping and the like. WLang proposes a generic engine that you can easily extend to fit your needs. It also proposes standard instantiations of this engine for common tasks such as rendering HTML web pages.

Alula creates higly optimised static blogs while taking all the complexity and repeated tasks away from you.

Amber is a super simple and super flexible static website generator with support for nice localization and navigation.

Angular HTML2JS allows you to use ng templates as first class citizens in the Rails/Sprockets world. Based on the karma-ng-html2js-preprocessor for Karma.

Berta will check all VMs on OpenNebula cloud for expiration date

BioDSL is a Bioinformatics Domain Specific Language.

Ruby gem for interacting with the bridge API

Caterer is a server configuration tool that caters to your servers with a push model, with support for chef recipes

Synchronize cloud appliances between AppDB and cloud platforms

OpenNebula backend for cloudkeeper

Simple Cluster Management Tools

Language-agnostic Code Statistics

Conduit is an interface for debit platforms.

Still in development

This gem instantiates a Rack middleware for rack-based web applications in order to provide Interactive Application Security Testing and Protection.

Useful stuff to use with cuba

Sinatra Based Application Framework