Validation

Uses [`@percy/config`](/packages/config) to add CLI commands for creating, validating, and updating Percy configuration files.

Convert Markdown to valid React Email template code.

A JavaScript implementation of a extendable, fully compliant JSON Schema validator.

Test if a value is a regular expression string.

ESLint shareable config for XO

Store state in URL as in object, types and structure are preserved, with TS validation. Same API as React.useState, wthout any hasssle or boilerplate. Next.js@14-15 and react-router@6-7.

validate SPDX license expressions

cron-validate is a cron-expression validator written in TypeScript.

React Hook Form dev tool to help debugging forms

A Pothos plugin for adding argument validation

webpack Validation Utils

validates style objects by ensuring they only have valid keys

Validations for ember-changeset

XML validation API for RAML JS parser

JSON validation API for RAML JS parser

This project exposes the available formatters from the CLI for users that perform custom validation through Javascript.

OpenAPI Path Templating parser, validator and resolver.

Validation for your environment variables

runtime type checking and validation of untyped JSON data

Formatting of io-ts validation errors

json2csv built-in formatters. A formatter is a function that receives the raw js value of a given type and formats it as a valid CSV cell.

Validation rule for GraphQL query complexity analysis

Simple, lightweight model-based validation for Vue.js

Validators for Vuelidate

Restrict inputs to certain valid characters (e.g. formatting phone or card numbers)

Swagger 2.0 and OpenAPI 3.x parser and validator for Node and browsers

Swagger 2.0 and OpenAPI 3.0 command-line tool

Compile the function.sent meta property to valid ES2015 code

JSON Schema validation for Human

A temporary custom copy of https://github.com/csstree/csstree

Runtime validation for static types

OpenAPI Server URL templating parser, validator and substitution mechanism.

Automatically validate API requests and responses with OpenAPI 3 and Express.

Webpack Schema Validation Utilities

Ember computed property based validation library

Objects used to track values and their dirtiness in Glimmer

Spectral ruleset for validating IBM Cloud services

Validation, extraction and creation of IBAN, BBAN, BIC/SWIFT numbers plus some other helpful stuff like ISO 3136-1 alpha 2 country list

Validates cron expressions

Easily validate Okta access tokens

Blazing fast input validation and transformation ⚡

[](https://badge.fury.io/js/react-validation) [](https://travis-ci.org/Lesha-spr/react-validation) [![Coverage

A json validator that has an option to check for duplicated keys

Command line interface for Ajv JSON schema validator

Validate JSON

Turn valid property key literals to plain identifiers

Turn valid member expression property literals into plain identifiers

Wrapper around is-valid-instance and is-registered for validating `base` plugins. Returns true if `app` is a valid instance of base and a plugin is not registered yet.

The ajv-8 based validator for @rjsf/core

client for Node.js