Apply ActiveModel validations at a model instance level

Setup your rails project with everything you need quickly. Not really a Gem, but everything you need is in the gem's files'.

Input structure base object for capturing and validating input with a nice DSL

Add some ActiveModel/ActiveRecord validators

Serialize models with validation errors to json-api errors.

Allows ActiveRecord to hide record data without deleting anything.

ActiveRecord Serializer to allow the storage of a CIDR IP Address in a String Field

A localizable EachValidator for IPv4 and IPv6 address fields, with optional restrictions on CIDR, loopback, private, and reserved ranges.

IP address - integer conversion and activerecord support for ip attribute as integer column

Validates IP address format using the resolv library.

Rails custom validator that checks format for an IP address. The two requirements for the format of the IP address: Must either be IPv4 or IPv6 format and Must be a public IP address.

Fixed behaviour for inet type in ActiveRecord

Small library to check if Improvement Proposals(IPs) have valid front matter

An ISAF ID validator for Rails 4. See homepage for details: https://github.com/alexander-lazarov/isaf_id_validator

Adds an "is_a" validator to validate polymorphic relations.

IBAN rails validator with iso-iban.

Issen is files and directories generator by Emmet-like syntax.

Generate GitHub Issue template from Issuetempl

Issue Beaver creates Github Issues for TODO comments in your source code

Showtime is a Ruby framework for building interactive data visualization UIs, inspired by Streamlit.