Data Validation

Returns true if a value has the characteristics of a valid JavaScript accessor descriptor.

Returns true if a value has the characteristics of a valid JavaScript data descriptor.

Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data descriptors and accessor descriptors.

Hash a stream of data, then validate

A simple and composable way to validate data in JavaScript (and TypeScript).

Detect if a string is a data URL

Excel Workbook Manager - Read and Write xlsx and csv Files.

Runtime library to validate data against TypeScript interfaces

Validates if a value is matrix-like.

Effortlessly convert your JSON Object to JSON Schema, Mongoose Schema, or a Generic template for quick documentation / upstart.

Type signature parser for typify

Build functions in standardized containers.

Validation library inspired by Laravel's Validator

Schema for data modeling & validation

Add-on to jQuery Validation to enable unobtrusive validation options in data-* attributes.

Lightweight data grid jQuery plugin. It supports basic grid operations like inserting, filtering, editing, deleting, paging, sorting, and validation. jsGrid is tunable and allows to customize appearance and components.

Concise data validation library for Node.js and browsers

Ember computed property based validation library

Elegant and battle-tested validation library for type-safe input data (for TypeScript and Flow)

Changesets for your local state

Azure Data Factory utilities library

Find diff between any two variables where variables be any valid JavaScript data type like string, numeric, array or object

Dirty Forms is a jQuery plugin to help prevent users from losing data when editing forms.

runtime type checking and validation of untyped JSON data

Validation of CSV file against user defined schema (returns back object with data and invalid messages)

Ultrafast UTF-8 data validation

Decentraland data structure interfaces and validators for TypeScript-based projects.

validation library for nodejs, inspired by laravel.

Library for validating, parsing, and formatting data against open api schemas.

Skema provides a handy & composable way to validate / transform / purify the input data.

Enforce is a validations assertions library. It provides rules that you can test your data against.

Common error classes and utility functions

ESLint plugin that validates data using JSON Schema Validator.

Graphql query cost analyzer. Use it to protect your GraphQL servers against DoS attacks, compute data consumption per user and limit it.

A library of validations applicable to several Brazilian data like I.E., CNPJ, CPF and others

The package serves as a single source of truth when validating requests coming into Ghost's Admin API endpoints. It uses [JSON Schema](https://json-schema.org/) definitions under the hood to describe expected format of validated data.

Nodejs request body validator. Json data validator

NestJS middleware for handling multipart/form-data, which is primarily used for uploading files

Partial Lenses Validation is a JavaScript library for validating and transforming data

Validation helpers for [zod](https://github.com/colinhacks/zod) specifically for parsing `FormData` or `URLSearchParams`. This is particularly useful when using [remix](https://github.com/remix-run/remix) and combos well with [remix-validated-form](https:

Fields can be used to manage data when it comes to form data manipulation and validation. After being associated with a component, the form data can be automatically written back, read, and verified.

ember addon, which adds validation support to your Ember-Data models.

Validate your objects against a swagger spec and receive in-depth error traces

jQWidgets is an advanced Angular, Vue, Blazor, React, Web Components, jquery, ASP .NET MVC, Custom Elements and HTML5 UI framework.

Change your ng-attributes to data-ng-attributes for html5 validation

Change your ng-attributes to data-ng-attributes for HTML5 validation

JSON schema validation, fake data generation and migrations.

A micro client-side validation library

An ECMAScript data type/schema system which based on data type validation.

Excel Workbook Manager - Read and Write xlsx and csv Files.