Generate json-schema from plain Ruby classes.

custom validators to improve the lives of developers

A framework for easily retrieving a region's health scores in a standardized way.

Package containing validations: .

Ruby client for APIs provided by eCFR.gov

Small library to check if ECIP doc has valid front matter

Connect and transact with your ECM certificate authority and distributed ledger network.

This gem helps you to check whether a Bulgarian EIK number is valid or not.

Validator for Elasticsearch distance units.

Elastictastic is an object-document mapper and lightweight API adapter for ElasticSearch. Elastictastic's primary use case is to define model classes which use ElasticSearch as a primary document-oriented data store, and to expose ElasticSearch's search functionality to query for those models.

A simple action object for Eldr

Elevator Pitch Generator is Elevator Pitch Generator.

An Eloqua API Wrapper for Ruby

Advanced ActiveModel email validation with MX lookups, domain blacklisting and disposable email blocking

Validates the email format.

A Rails 3 email format validator with RFC 822 compliant option

Parse (or validate) email address

This validator uses modern email validation with URI to handle the nuances of checking email throughout your application. Rather than customizing a bunch of random regex that you found on various stack overflow pages, this lets you include a single validator throughout your entire application. It can handle single emails, or even the odd case of multiple emails in a long string.

Emarsys broadcast API for Ruby

EventMachine-driven SMS delivery via Kannel