As of OSX 10.9 Safari can receive push notifications when it is closed.

Quality is a tool that runs quality checks on your code using community tools, and makes sure your numbers don't get any worse over time. Just add 'rake quality' as part of your Continuous Integration

Debugging toolbar for Rack applications implemented as middleware. Based on logical-insight and rack-bug.

Declaratively filter data via URL params, in any Rack app.

One more solution to create charts in Ruby on Rails application

Record Cache for Rails 3

A Resque plugin. Two or more jobs with the same lock cannot be processed simultaneously by multiple workers. When this situation occurs the second job gets pushed back to the queue.

Roles.

Asynchronous web crawler, scraper and file harvester

Adds multipart support (SOAP with Attachments) to Savon

This plugin provides native Redis instrumentation for monitoring and metrics collection, including: service health, database connectivity, replication status, `INFO` metrics, key counts, list lengths, and more.

This plugin provides native SNMP instrumentation for monitoring and metrics collection, including: generic OID single/bulk query for status and metrics, and ifTable metrics.

This plugin provides native SSL instrumentation for monitoring, including: hostname and chain verification, cert and crl expiry, and Qualys SSL Labs reporting

Sensu plugins for Windows

ActiveModel Serializers, simplified.

SimpleSegment allows for manual control of when and how the events are sent to Segment.

Automate taking localized screenshots of your iOS and tvOS apps on every device

A simple wrapper for SODA 2.0. Includes an OmniAuth provider for OAuth 2.0

Ruby library to access the Apple Dev Center and iTunes Connect

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.