Data Validation

Markdownlayer is a content SDK that validates and transforms your content into type-safe JSON data you can easily `import` into your application's pages. If you know how to or have used [Contentlayer](https://github.com/contentlayerdev/contentlayer), this

Datastore-agnostic ORM in JavaScript

Model and manipulate data with ES6 classes, JSON Schema initialization and validation, JSON Patch, JSON Pointer, and JSON Mappings.

Javascript Can Validate Data

Formik elements module of Tiller Design System

Purely functional two-way data binding and form validation for React

MongoDB update `$set` operations

A lightweight, high-performance spreadsheet component built on the HTML5 Canvas API for modern web applications. Unlike other canvas-based spreadsheet libraries, Canvas-Sheet uses a schema-based approach that gives you strong typing, validation, and custo

Collection of data parsers for RawModel.

MySql data type validation.

A rich and optimistic Javascript library to JS and JSON datatype comparison, validation and model generation

A robust TypeScript library for managing binary data by converting between Base64 strings and Uint8Array, validating buffer-like objects, and ensuring data purity.

Form validation and data filtering for Express

Type safe data validation and sanitization for Koa

Data Classes for Typescript

A fluent validation API for validating arguments, form-data etc.

nest js formdata interceptor

A blazing-fast, lightweight, and scalable nodejs package based DBMS for modern applications. Supports schemas, encryption, and advanced query capabilities.

A TypeScript library for creating and managing validation guards, aiding in data validation and security checks.

A data validation library for Node.js and the browser.

Test if an input value is a supported array data type.

validation library for nodejs, inspired by laravel.

The eno standard library

JavaScript data structure validator

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

Sophisticated JSON schema data validation and adaptation

A lightweight validation library, which validates JSON data against a JSON schema.

Data models used to drive that OpenActive validator, developer documentation, and model libraries

Tiny validation library, so wegood with data.

Test if an input value is a supported array boolean data type.

Data validation library for Formalist based on predicate logic.

Test if two arrays have the same values.

Test if an input value is a supported array complex-valued floating-point data type.

A form element which is used to get serialized data and to perform validation of it's local elements.

SQL Data Validator

Validate your data and get a well typed value out of it!

Advanced JSON schema manipulation and validation library.

Interactive diagrams, charts, and graphs, such as trees, flowcharts, orgcharts, UML, BPMN, or business diagrams

Small validation utils, mostly wrapping ajv

Metalsmith data validation using JSON-Schema

Define, create, and validate your business objects, based on well defined schema.

React Auto Edit is a library of components for producing low-code, schema driven editing UIs. You define the data schema, provide the REST APIs, and React Auto Edit automagically provides the UI. Validation of data against the schema is included automat

Validation library inspired by Laravel's Validator

Determine if an ndarray data type can be safely cast or, for floating-point data types, downcast to another ndarray data type.

Data validator with additional sanitize of simple and complex values used as schema validation for any imported data structure.

Data sources and static assets for Polkadot dApps.

A NestJS addon that provides validation pipes for the simple data types with the option of optionality. E.g. a ParseBoolOptionalPipe that validates & transforms @Query parameters that are then either true, false or undefined/null or throw an error.

Handy tools

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