Command line url-encode/decode helper. The simplest way to URL encode / decode from STDIN.

Generate regular expression for URL

A flag image (PNG, SVG) generator for United States Power Squadrons.

An extension to the flag image generator for United States Power Squadrons to generate burgees.

An extension to the flag image generator for United States Power Squadrons to generate insignia.

UT Rubocop

Offline price oracle for Bitcoin. Offers programmable data providers (Bitcoin node, mempool, etc). Can be used from commandline, or integrated into existing ruby stacks.

VADER (Valence Aware Dictionary and sEntiment Reasoner) is a lexicon and rule-based sentiment analysis tool that is specifically attuned to sentiments expressed in social media.

Validate HTML files as they leave your app by rack or by mail or by turbo-stream

Email validator that hits freemium providers one by one and returns normalized response.

Validates CNPJ and test it with matchers in a simple way.

Validates CPF and test it with matchers in a simple way.

Validates CURP and test it with matchers in a simple way.

Validates Host, Domain and IP and test it with matchers in a simple way.

Validates mexican RFC and test it with matchers in a simple way.

ValidatesTimeliness mongoid ORM compatability.

Validate if an association has unique values on a specific attribute.

An implementation of several error checking algorithms,including Luhn and Damm.

Extension to ActiveModel for validating hostnames

A Ruby gem that makes it easy to create value objects.