Convert between ISO comment sheet DOCX and structured YAML with schema validation.

A comprehensive Ruby client for interacting with the Rospatent patent search API. Features include automatic caching, request validation, structured logging, error handling, and batch operations for efficient patent data retrieval.

Limitable scans your ActiveRecord database schema for column size limits and defines corresponding model validations so that you don't have to.

A simple and lightweight parameter validation library that leverages ActiveModel to provide a clean interface for handling parameters with real and virtual fields.

UsStatesData is a versatile Ruby gem designed to simplify working with US state data. Whether you're building a geographic application, conducting data analysis, or enhancing your project with location-based features, UsStatesData provides a comprehensive set of methods to streamline your workflo...

A gem that seamlessly converts JSON or hashes into Ruby objects with customizable field validation, type safety, and nested object support.

A lightweight Web Function client for Ruby. Web Function is a radical rethinking of API design: no verbs, no nested URLs, no bloat. Just function calls over HTTP. This gem lets you invoke endpoints defined in a package, with full support for argument validations, error triples, and bearer auth.

FormGuard provides a simple way to prevent bot form submissions in Rails applications using honeypot fields and timestamp-based validation.

Used to validate a number is odd or even or palindrome

Parse and generate Portable Action Notation (PAN) strings for representing moves in chess, shogi, and other strategy board games. PAN provides a compact, human-readable format for move logging, game transmission, and database storage. Supports simple moves (e2-e4), captures (exd5), and piece drop...

Suggests validations and associations for ActiveRecord models

The auto_seeder gem generates random, valid data for Rails models using Faker. It can seed data for multiple models, handle associations and respect validations.

An extension of the Dry family of gems (dry-rb.org). This gem can generate valid payloads for contracts defined using the dry-validation gem.

HashHelper is a collection of advanced helper methods for Ruby hashes. It provides tools for deep inversion, normalization, percentage calculations, recursive operations, sorting, validation, linear regression, and much more. HashHelper is designed to simplify complex hash manipulations with clea...

Like with_options but merges :if and :unless conditions. Convenient for Active Model or Active Record validations and callbacks.

Validaty has basic validations for Rails application

Explicit is a validation and documentation library for REST APIs that enforces documented types at runtime

Provides a command line tool to perform different types of validations on MTR files. These files are YAML files that contain information about the performed test and the revision (commit) for which the test was performed.

An HTTP server framework similar to FastAPI, featuring async processing, dynamic routing, and type validation.

The PalindromeChecker gem provides a straightforward utility to determine whether a given text is a palindrome. It removes unnecessary characters like spaces, punctuation, and symbols, and normalizes case before performing the palindrome check. This makes it ideal for validating phrases, sentence...