JSPM

JS type check (TypeScript supported) functions like `isPlainObject() isArray()` etc. A simple & small integration.

Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

Relationship type checker functions for Typescript types.

Static analysis and compiler framework for TypeScript types

A tiny type checker

JS type check (TypeScript supported) functions like `isPlainObject() isArray()` etc. A simple & small integration.

TypeScript Library for safe type assertion

Utility that allows to check that an object validates a predefined contract

Check your types at runtime with ESNext syntax by meta programing in node.js and browser with interfaces, types, strict object and more.

Minimalist JS data type checking utility.

Check if a value is property accessible

Check your types at runtime with ESNext syntax by meta programing in node.js and browser with interfaces, strict object and more.

ES6 Javascript Typecheck Library

Small utility to check variable types

Static typechecker and interpreter for Jitterbit Script

Simple, Lightweight type checking of multiple arguments

Relationship type checker functions for Typescript types.

Utilities library for type checking and other useful things. Already more than 35 functions. Each function returns false or true, that's it. Perfect for front and back ends.

Keep your typescript version synchronized with a patched version that exposes internal definitions and some private methods for type checking.

A tiny object validator.

A tiny type-checking util.

Check a JavaScript object against a JSON schema, with a single function call

A small package for checking if a value is a certain type.

a utility type checker for javascript.

This is for generating the rescript project template/starter code.

Cure for being paranoia about parameters which are coming in every single wrong way to our functions.

JavaScript library to check data types