Work with IANA language tags.

Checks the ECMAScript version of .js glob against a specified version of ECMAScript with a shell command

Returns true if an object was created by the `Object` constructor, or Object.create(null).

hast utility to check if a node has a property

This is a simple module to validate IP address, check ip address version, check if ip is within a range.

An MIT-licensed full-pipeline PCB autorouter for node.js and TypeScript projects. Part of [tscircuit](https://github.com/tscircuit/tscircuit)

Electronic signature for Vue3

Check if a binary is working

checks the all of the hyperlinks in a markdown text to determine if they are alive or dead

Check if a string is an IP address

Provides functions for detecting if the host environment supports the WebCrypto API

Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.

Check if the process is running as root user, for example, one started with `sudo`

A little library for asserting types and values, with zero dependencies.

Check if a filename is safe to use in a path join operation

Check if a value is a Fetch network error

Check if a string is a URL

Minimal module to check if a file is executable.

Check if a value is a `Blob`

Check if a path is in the current working directory