JSPM

Generic type guards for TypeScript

Typescript package boilerplate template

Collection of validation functions for JavaScript data

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A simple library for implementing type guard in TypeScript.

A simple TypeScript library providing type guards for the primitive types in JavaScript.

TypeScript predicates and assertions library

Typescript package boilerplate template

TypeScript utilities

A simple and lightweight TypeScript type guard library for runtime type validation.

TypeScript predicates library

Type-guards, casts and converts unknowns into typed values

Type-safe assertion library for TypeScript

A comprehensive TypeScript/JavaScript type checking library providing functions to check data types, collections, primitives, and built-in objects

Simple typechecker for custom type guards

A TypeScript utility function to check if a value is not null or undefined

Just function to predicate non nullable with type guard.

Generic type guard to check if a given value is a member of enum

TypeScript type guard utilities providing runtime type checking and validation with zero dependencies

Runtime type guard generator for TypeScript. Create validators for objects, arrays, tuples and unions with automatic type inference. 3x faster than io-ts with zero dependencies.

A modern TypeScript library designed to reduce boilerplate for tagged unions, also known as discriminated unions. This library is also an implementation of algebraic data types

Nullish helper functions and types for TypeScript.

Provides type detection and analysis for ANY Javascript object (including custom types) in any environment, even where native operators falter.

Falsy helper functions and types for TypeScript.

TypeScript predicates library

A set of type guards for TypeScript

Build to-typed objects from JSON files.

Typescript library for typesafe creation of validation functions and type guards.

The definitive JavaScript type testing functions

Predicate helper functions and types for TypeScript.

Type-safe HTTP client built on top of Axios with runtime validation using guardz. Part of the guardz ecosystem for comprehensive TypeScript type safety.

Runtime type checking library for TS & JS

MCP (Model Context Protocol) Server for TypeScript Type Guard Generation - Generate runtime validation functions from TypeScript types

Type-safe error handling with discriminated unions and type guards for TypeScript

Type-safe event handling with runtime validation using guardz for unsafe data from 3rd parties

Zero-dependency TypeScript runtime type validation with full type inference

Koa middleware for handling errors.

Typescript library to declare type-safe models by inferring model types from their validators.

Type-guard for Record

Type-guards for Bitmex API objects

A safe way to retrieve values from any level of the object cavity

provides few helpers to create type guards

Check if a value is a plain object, with TypeGuard.

A TypeScript Type-Guard for Filtering out undefined Values

Type guard based on exclude

Type-guard for DerivedRecord

Lightweight TypeScript validation library with fluent API

A lightweight runtime type guard library for JavaScript & TypeScript

Type Guard for interface