Hanna is an RDoc implemented in Haml, making its source clean and maintainable. It's built with simplicity, beauty and ease of browsing in mind.

Ruby-LXC is a Ruby binding for the liblxc library, allowing Ruby scripts to create and manage Linux containers.

Better support for legacy database schemas for ActiveRecord, such as columns named class, or any other name that conflicts with an instance method of ActiveRecord.

Shortens URLs using services such as RubyURL, urlTea, bit.ly, moourl.com, and TinyURL

Slide Show (S9) - Write Your Slides in Plain Text w/ Formatting Conventions - A Free Web Alternative to PowerPoint and Keynote

slideshow-models - slide show (S9) models 'n' machinery for easy (re)use

A suite for basic and advanced statistics on Ruby. Tested on CRuby 1.9.3, 2.0.0 and 2.1.1. See `.travis.yml` for more information. Include: - Descriptive statistics: frequencies, median, mean, standard error, skew, kurtosis (and many others). - Correlations: Pearson's r, Spearman's rank correlation (rho), point biserial, tau a, tau b and gamma. Tetrachoric and Polychoric correlation provides by statsample-bivariate-extension gem. - Intra-class correlation - Anova: generic and vector-based One-way ANOVA and Two-way ANOVA, with contrasts for One-way ANOVA. - Tests: F, T, Levene, U-Mannwhitney. - Regression: Simple, Multiple (OLS), Probit and Logit - Factorial Analysis: Extraction (PCA and Principal Axis), Rotation (Varimax, Equimax, Quartimax) and Parallel Analysis and Velicer's MAP test, for estimation of number of factors. - Reliability analysis for simple scale and a DSL to easily analyze multiple scales using factor analysis and correlations, if you want it. - Dominance Analysis, with multivariate dependent and bootstrap (Azen & Budescu) - Sample calculation related formulas - Structural Equation Modeling (SEM), using R libraries +sem+ and +OpenMx+ - Creates reports on text, html and rtf, using ReportBuilder gem - Graphics: Histogram, Boxplot and Scatterplot.

Module Stream defines an interface for external iterators.

Test your XML with Test::Unit, MiniTest, RSpec, or Cucumber using handy assertions like #assert_xml_equal or #assert_xml_structure_contain.

Foreman plugin adds Proxmox VE compute resource using fog-proxmox. It is compatible with Foreman 1.17

Using Vim's client/server functionality, this library exposes a way to spawn a Vim instance and control it programatically. Apart from being a fun party trick, this can be used to integration test Vim script.

ActiveRecord/Rails Integration for the Workflow library. Workflow is a finite-state-machine-inspired API for modeling and interacting with what we tend to refer to as 'workflow'.

A library to verify, decode, decrypt and parse Yubikey one-time passwords.

ZFS admin scripts, such as automatic snapshots, mysql snapshotting, scrubbing, etc.

Represent ActiveRecord Markdown, Textile, RDoc columns as Markdown, Textile, RDoc objects using various external libraries to convert to HTML.

Amalgalite embeds the SQLite database engine as a ruby extension. There is no need to install SQLite separately.

The appengine gem is a set of classes, plugins, and tools for integration with Google App Engine. It provides access to the App Engine runtime environment, including logging to the Google Cloud Console and interrogation of hosting properties. It also provides Rake tasks for managing your App Engine application, for example to run production maintenance commands such as database migrations. This gem is NOT required to deploy your Ruby application to App Engine.

This is a stub gem to fix the confusion caused by autotest being part of the ZenTest suite. In now points to minitest-autotest as that has been extracted and massively enhanced beyond the original ZenTest autotest.

Bandit provides a way to do multi-armed bandit optimization of alternatives in a rails website

barcharts - print barcharts in your terminal in ascii or with unicode block elements