ActiveRecord like interface for Amazon SimpleDB. Store, query, shard, etc. By http://www.appoxy.com

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

A smart sms verification tool

International snail mail addressing is a pain. This begins to make it easier.

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.

The stellar-base library is the lowest-level stellar helper library. It consists of classes to read, write, hash, and sign the xdr structures that are used in stellar-core.

Stellar client library

Calculate sales tax using the TaxCloud.net API

A nice Ruby wrapper for the Twilio REST API

uffizzi-cli

validates provides a set of commonly required validators (such as Email, Url, etc.) for Rails applications

Turn Ruby code into flow charts

Rails builder for creating tables and calendars inspired by ActionView's FormBuilder.

Concise DSL for generating OpenAPI Specification 3 (OAS3) JSON documentation for Rails application.

Monitor your jobs

Traffic control for ActiveJob: Concurrency/enabling/throttling

ActiveModel extension with support for ActiveRecord-like Attributes API

Backported from Rails 5.0 to use with 4.x versions

Awesome patches backported for ActiveRecord MySQL adapters

Simple tagging gem for Rails using postgres array.