ajv
Another JSON Schema Validator
Found 10183 results for validation
Another JSON Schema Validator
TypeScript-first schema declaration and validation library with static type inference
Format validation for Ajv v7+
Give me a string and I'll tell you if it's a valid npm package license string
A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations
Check if a protocol requires a certain port number to be added to an URL.
Give me a string and I'll tell you if it's a valid npm package name
A library for parsing IPv4 and IPv6 IP addresses in node and the browser.
Type check values
Utilities for determining if characters belong to character classes defined by the XML specs.
An object schema merger/validator
Performant, flexible and extensible forms library for React Hooks
String validation and sanitization
Object schema validation
React Hook Form validation resolvers: Yup, Joi, Superstruct, Zod, Vest, Class Validator, io-ts, Nope, computed-types, TypeBox, arktype, Typanion, Effect-TS and VineJS
Email address and domain validation
Wrap zod validation errors in user-friendly readable messages
A standard interface for TypeScript schema validation libraries
Ajv class for JSON Schema draft-04
A simple and composable way to validate data in JavaScript (and TypeScript).
A fast and easy to use JSON Schema validator
URI validation functions
JSON Safe Parser & Schema Validator
Build forms in React, without the tears
The modular and type safe schema library for validating structural data
Swagger 2.0 and OpenAPI 3.0 parser and validator for Node and browsers
Parser/validator for OpenAPI 3.x definitions
Email address and domain validation
Convert Swagger 2.0 definitions to OpenApi 3.0 and validate
Another JSON Schema Validator
Validate JSON
A type checking library where each exported function returns either true or false and does not throw. Also added tests.
General purpose validation library for JavaScript
For use with React PropTypes. Will error on any prop not explicitly specified.
Validates if a value is an array.
Validates if a value is a function.
Validates if a value is a number.
Validates if a value is an integer array.
Validates if a value is an integer.
Swagger 2.0 and OpenAPI 3.0 parser and validator for Node and browsers
Function argument validation for humans
Provides a fast, pretty robust e-mail validator. Only checks form, not function.
Express middleware for the validator module.
Generate Zod schemas from Drizzle ORM schemas
Validate and visualize dependencies. With your rules. JavaScript, TypeScript, CoffeeScript. ES6, CommonJS, AMD.
A tiny javascript type testing tool
Check if a string is a scoped npm package name
Validate an email address according to RFCs 5321, 5322, and others
User validations for npm
A beautiful command-line prompt for node.js
Featureful configuration management library for Node.js (nested structure, schema validation, etc.)
A JavaScript plugin for entering and validating international telephone numbers
Painless forms for Vue.js
Hash a stream of data, then validate
Declarative validations for JavaScript
React Hook Form error message component
React Hook Form dev tool to help debugging forms
React component to provide validation states to form fields
check if a string is a valid JSON string without using Try/Catch
Validation rule for GraphQL query complexity analysis
A React component for input text field
A simple and composable way to validate data in JavaScript (and TypeScript).
Validation for your environment variables
Swagger 2.0 and OpenAPI 3.x parser and validator for Node and browsers
Detect Filetype by bytes
validates style objects by ensuring they only have valid keys
Blazing fast input validation and transformation ⚡
Runtime validation for static types
cron-validate is a cron-expression validator written in TypeScript.
A json validator that has an option to check for duplicated keys
Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)
Validates cron expressions
Swagger 2.0 and OpenAPI 3.0 command-line tool
Validate JSON
Contains JavaScript & TypeScript object models for Microsoft Power BI JavaScript SDK. For each model there is a TypeScript interface, and a validation function to ensure and object is valid.
A temporary custom copy of https://github.com/csstree/csstree
Client-side form validation made easy
Effortlessly convert your JSON Object to JSON Schema, Mongoose Schema, or a Generic template for quick documentation / upstart.
GitHubâs GraphQL Schema with validation. Automatically updated.
Generate fast-check arbitraries from Zod schemas.
Typescript API client with autocompletion and zod validations
Utilities to format and customize Zod error messages
Customizable and hackable json-validator and json-schema utilities for traversal, data generation and validation
Simple validations for node and the browser.
vee-validate integration with zod schema validation
Form Validation for Vue.js
Dead simple fluent JavaScript validation library
Validate postcodes based on country
A set of opinionated helpers built on top of the Constraint Validation API
Core module of JSON Forms
A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations
Creates Zod types from JSON Schema at runtime
Joi extension for dates
Conform view adapter for react
Validate a response according to an openapi schema.
A joi validation middleware for Express.
Form data validation library for Node.js
Schema for data modeling & validation
TypeScript-first schema declaration and validation library with static type inference
Extends Zod with metadata
TypeScript compatible runtime type system for IO validation
Conform helpers for integrating with Zod
Making SvelteKit forms a pleasure to use!
The framework agnostic core of FormKit
Validate any Bitcoin address - P2WSH, P2WPKH, P2SH, P2PKH - Mainnet & Testnet
Validates password according to flexible and intuitive specifications
Validate JSON
express-validation is a middleware that validates a request and returns a response with errors; if any of the configured validation rules fail.
Quick and easy Smarty address validation.
Build industry leading Vue forms 10x faster.
Utility to wrap a FormKitNode in a dependency tracking observer proxy
Development tools for FormKit.
A validation module for browsers and Node.js to validate credit card numbers against the luhn algorithm.
Runtime type-checking for JavaScript.
Shared utilities for FormKit packages
Clean featherweight state validation
The goal of the package is to provide lightweight tools for validating strings denotings dates and time. It includes ISO 8601 datestring validation, simple YYYY-MM-DD date validation and time validation in hh:mm:ss.fff format. See details in readme.
ESLint plugin that validates data using JSON Schema Validator.
The fastest JS validator library for NodeJS
Azure OpenAPI Validator
Azure OpenAPI Validator
Azure OpenAPI Validator
XML-Tools Common Utilities
Generates zod schemas from Prisma models with advanced validation
Validate GraphQL fields
Validation plugin for FormKit
Reusable adapter for class-validator classes
Strict URL sanitization with security-focused validation
Commonly shared types for FormKit
Forms utilities for PrimeUI Libraries
allows easy type enforcement for all JS types objects and classes. it is also extensible and provides simple to use type checks for your own custom classes and types
Validates mint.json files
Build functions in standardized containers.
A fast Luhn algorithm for validating credit cards
Validation library inspired by Laravel's Validator
Validation rules for FormKit
Universal adapter for schema validation
Validate OpenApi specifications against their JSON schema
openapi-io-ts core package
Internationalization layer for FormKit.
Official vee-validate nuxt module
vee-validate integration with yup schema validation
Build a Yup schema object to validate models from a domain model schema (JSON or GraphQL)
Assertion library for form validations
Build, Validate, Route, Authenticate and Mock using OpenAPI definitions. Framework-agnostic
A simple wrapper around class-transformer and class-validator which provides nice and programmer-friendly API.
High-level validation library for Node.js (used in Waterline)
$merge and $patch keywords for Ajv JSON-Schema validator to extend schemas
Type guards
Parse your environment with Zod schemas
OpenAPI code generation tool with validation powered by io-ts
Validate HTML colors by 'name', 'special name', 'hex', 'rgb', 'rgba', 'hsl', 'hsla', 'hwb', 'lab' or 'lch' values
Validate object properties in javascript.
Useful proptypes for react components
Validates if a value is a nonnegative integer.
JSON/CJSON/JSON5 parser, syntax and schema validator and pretty-printer.
Schema-Inspector is a powerful tool to sanitize and validate JS objects.
Vue and Nuxt 2/3 isomorphic JSON editor, viewer, formatter and validator.
Postal Codes
Validates if a value is a string primitive.
Adds a phone number validation check to yup validator using google-libphonenumber.
The parser package for the Powertools for AWS Lambda (TypeScript) library.
Validates if a value is a number primitive and an integer.
Validates if a value is a number primitive, excluding NaN.
Validates if a value is array-like.
Validates if a value is a Buffer object.
A syntax sugar tool around Node fetch() API, tailored to work with TypeScript and response validators
An OpenAPI v3.0 development workflow assistant
Type signature parser for typify
Add-on to jQuery Validation to enable unobtrusive validation options in data-* attributes.
Yup, dead simple password validation.
Validate cron expressions
Validates if a value is matrix-like.
Joi extension for dates
Put non-empty strings into arrays, turn empty-ones into empty arrays. Bypass everything else.
build schema with validators for each endpoint
Provides a fast company / work email validator by checking whether the email domain is in the free email provider list.
Validates if a value is a positive integer.
Validate Markdown frontmatter YAML against an associated JSON schema — remark-lint rule plugin
A package for detecting all duplicated property keys of a JSON string.
Zod schema generator plugin for Kubb, creating type-safe validation schemas from OpenAPI specifications for runtime data validation.
✅ Vite plugin for validating your environment variables
[](https://github.com/webcat12345/ngx-intl-tel-input/actions/workflows/ci.yml) [ utilities.
An Express middleware to validate requests against JSON Schemas
Standard assertion utilities.
A string formatter and validator based on masks
Schema Validation with typescript type inference.
Minimal JavaScript type checking library
Changesets for your local state
validate express application inputs and parameters using joi
Simple validations with redux-form / react-final-form
Form component and utils for easy form validation in remix
A form input builder and validator for React
Generate Typebox schemas from Drizzle ORM schemas
Core validator component for react forms.
Configurable, input validated routing for koa.
Adds a phone number validation check to yup using libphonenumber-js.
Adds pattern matching, optional properties, and several other helpers and types, to io-ts.
FormKit Pro — Form inputs and tools for high quality forms.
Simple validator for forms designed with material-ui v1/v3/v4/v5 components.
Validate html using validator.w3.org/nu og html-validate
A React Component to display the success or failure of password strength rules, ideal for registration or password reset forms.
Core utility for Felte's integration with front-end frameworks
Converts json-schema to Joi schema.
A library for generating safe, legit and random URL-safe IDs
A command line JSON Schema validator that supports many file formats. Fork of jessedc/ajv-cli.
Validate your BPMN diagrams based on configurable lint rules
A Pothos plugin for adding schema based validation
Express middleware to validate request based on an OpenAPI 3 document
UK Postcode helper methods
A lightweight framework and utility for building powerful forms in React applications
Validation and warning infrastructure for Sanity projects
Optional features you can add to your FormKit inputs.
A Pothos plugin for adding argument validation
Schema validator for yaml files
Sanely validate email addresses, based on HTML5's definition of email addresses
Standard Number Validation
An object shape validation utility.
Fast input validation middleware using OpenAPI 2.0 (formerly Swagger) and 3.0 definitions file and ajv
Wrapper for `xmllint`. Easy validation of XML. XML Schemas and DTDs supported. Zero dependencies.
A client for the App Store Server API
Enhanced type safety via validation for all route params in React Router v7.
Check password strength
Validate element templates based on JSON Schema
A (XSD) schema validator for nodejs
Core package of uniforms.
Text input mask for React Native on iOS, Android and web. Synchronous and easy formatting without hustle
Reactive MobX Form State Management
Capture form validation back from the browser
Powerful object and string validation in Javascript.