Use Percona (pt-online-schema-change) for migrations generated with this tool, all activerecord helpers are available.

Percy command-line interface

Server-side common library for Percy.

yet anothor performance measurement/monitoring tool

Intellgent json collection caching

Queue any method in any class or instance with no need for additional Worker class and no extra code

PerimeterX ruby module to monitor and block traffic according to PerimeterX risk score

Generating date/times based on rules. Perfect for (but not limited to) calendar/scheduling applications. Generate times based on rules like days of the week, timezones, time blocks, start dates, end dates, etc.

PostgreSQL adapter for Perpetuity

A set of utilities for Persian language.

Personnummer handles validation of Swedish personal identity numbers.

Petri Net simulator

An HTTP library for Ruby that takes advantage of everything HTTP has to offer.

bundler like postgres extension manager

Quick #rebuild! method implementation for closure_tree on PostgreSQL.

Fast Ruby PG csv export. Uses pg function 'copy to csv'. Effective on millions rows.

Creates a binary data file that can be imported into postgres's copy from command

Simple solution to make encrypted with ccrypt PostgreSQL backups with storing on Google Drive API

A parser for PostgreSQL DSNs

Enforces DDL/migration safety in Ruby on Rails project with an emphasis on explicitly choosing trade-offs and avoiding unnecessary magic.