JSPM

## Overview A TypeScript decorators-based API for defining Data Transfer Object (DTO) classes, types, and parsers. Simplifies schema validation and type enforcement using intuitive decorators and TypeScript classes.

Readable regex transformations, validations, and utilities with both static and chainable API.

Library for checking js object property types

A versatile data validation library for RESTful APIs, supporting a wide range of data types and validation rules.

The validation of data is an essential part of an application, used in api endpoints, input data validation, ... just to name a few examples. Most commonly in nodejs the express validators, joi validators, or class validators are used. This library is a l

Provides a convenient way to define models and their associated fields for encoding and decoding various data formats.

The most rigorous, up-to-date library for validating Nigerian mobile numbers. Fully NCC-compliant, and security-focused, with enterprise-grade features to prevent the business risks of validation failures in regulated industries.

A TypeScript/JavaScript library for rule-based entity validation with boundary checking for strings, numbers, dates, enums, objects, and arrays.

Persian rules in yup

A strongly-typed, chainable validation library for TypeScript. Craft intricate validation rules with Fluent API goodness. Go beyond boilerplate and embrace customizability.

A lightweight validation library with easy-to-use functions for email, phone number, and password validation

This package is designed to assist developers in type checking and validation for various JavaScript values. It provides a collection of type-checking functions, and utilities to validate your values.

~2.7kB JavaScript JSON schema validation with TypeScript type inference.

A lightweight and customizable field validation library using Joi, inspired by Laravel's validation rules. Simplifies data validation with intuitive rule-based syntax.

Professional JavaScript utility to generate flexible and accurate regex patterns for data validation

JS validation utility

The `validator-helper` is a lightweight JavaScript library designed to simplify data interaction and validation. It streamlines the validation processes and provides essential helper functions to enhance efficiency in your projects.This package provides a

The `validator-helper` is a lightweight JavaScript library designed to simplify data interaction and validation. It streamlines the validation processes and provides essential helper functions to enhance efficiency in your projects.This package provides a

powerful TypeScript validation library built on the robust foundation of Effect combining exceptional type safety, high performance, and developer experience. Taking inspiration from Effect's functional principles, VEffect delivers a balanced approach tha

Production-ready n8n node for Nextcloud Tables – full API coverage with advanced filters, multi-column sorting, CSV import, and professional data validation

Validate api request against api schema

A collection of JavaScript helper functions to be used in conditional logic within projects

An npm package for validating conditions and response objects. Ensure data integrity and reliability in your applications with easy-to-use validation functions

🔢 JavaScript range validation library - Extend Number and BigInt prototypes with powerful range checking, validation, and manipulation utilities. Perfect for form validation, game development, and scientific computing.

procheck is a powerful CSV validation tool that automatically detects headers and applies configurable validation rules for common lead data fields. It ensures data accuracy and generates separate output files for valid and invalid records.

DecoVal is a decorator-driven validation pattern that allows you to add validation rules directly to the properties of TypeScript classes, simplifying data control and increasing code readability and reusability.

check value is string or not

A world-class Joi validation error formatter for structured, user-friendly error handling.

The `kp-validator-helper` is a lightweight JavaScript library designed to simplify data interaction and validation. It streamlines the validation processes and provides essential helper functions to enhance efficiency in your projects.This package provide

Validates that the second date field is greater than the first date

The `kp-validator` is a lightweight JavaScript library designed to simplify data interaction and validation. It streamlines the validation processes and provides essential helper functions to enhance efficiency in your projects.This package provides a lig

Minimal validation library for the brave

Miyax Validator JS - A powerful JavaScript validation library inspired by Laravel Validation Rules

Human-friendly and powerful data validator library utility for JavaScript

Node library for data validation

A simple validation package for common data types.

Akar.js is a simple and lightweight schema based data-validation library.

Universal data validation utilities using JSON Schema, Zod, and custom validation rules

A RuffLIB library for succinctly validating JavaScript values.

The only validation library - with flexible regex - you need.

Data validation module

Validador de Dados JSON para NodeJS

A minimal, fast, and extensible data validation library built for a new era of intelligence.

A powerful TypeScript validation library for emails, IBANs, identity cards, passports, and phone numbers.

A shameless library for auto-correcting variable types.

A data validation tool

This is a package for validating request data in the express app

A flexible TypeScript condition checker for evaluating complex conditions against objects

A Schema-Based Runtime Data Validator for TypeScript.

A lightweight, powerful validation library for Node.js backend development. Simplify user input validation, error handling, and data integrity in Express APIs and JavaScript applications with ease.

A powerful and flexible Node.js input validation library.

Effortlessly send, receive, and validate JSON over streams

0 dependencies validation library

Web worker wrapper for data-sitter validation in browsers