This provides interfaces to various passive DNS databases to do the query and to normalize the responses. The query tool also allows for recursive queries, using an SQLite3 database to keep state.

Passr is a simple Ruby gem handling password generation, encryption and decryption.

Password Breach Alert is a Devise extension that adds 1) server-side check of password strength before registration, using a list of common passwords, zxcvbn and haveibeenpwned; 2) a way to check users emails against recent verified security breaches, and implement different customized policies.

Generate a list of passwords from command line with options for length and complexity into a file of your choice.

You can setup the check when a password can be reused by a user. It lets you configure the last 'n' password can not be used by user when they change it.

A library for creating simple finite state machines.

A client for accessing freely-available patent data

Some extra sensible validations

Parse gitignore files, quickly

Preserve SEO of your site by redirecting old non-working paths to new active application paths

Pattern matching library for plain data structure

A ruby implementation of the Kismet client protocol.

Pattern generator

Generate your pattern files through this generator: Eq. rails g pattern MyCustomDecorator

Gem to help manage, test and run common string patterns.

Pavlov's RSS

Pawnee attempts to build a better server provisioning system

Interface for interacting with the paychex enterprise API

Ruby library for integrating with the PAYDUNYA Gateway

Provider-agnostic Ruby/Rails client for PayFast: checkout, webhooks/IPN verification, tokenized & recurring payments.