A list of valid, frequently ugly email addresses for use in automated testing
A simple Markdown to jsx parser for email templates written in typescript.
Wildcard matching tools
CEL definitions and test data
npm package to calculate statistics from text to determine readability, complexity and grade level of a particular corpus.
Validates emails based on regex, common typos, disposable email blacklists, DNS records and SMTP server response.
A function to check whether a prop is valid for HTML and SVG elements
An email address parser based on rfc5322
Format validation for Ajv v7+
A Node.js module for verifying email addresses
Give me a string and I'll tell you if it's a valid npm package name
Iterable SDK for JavaScript and Node.
Library to work against complex domain names, subdomains and URIs. Only contains ICANN section.
The semantic version parser used by npm.
Return true if a value is a valid glob pattern or patterns.
Copy a descriptor from object A to object B
JSON for Humans
Detect if a string is a data URL
Convert a string to a valid JavaScript identifier
Fresh list of all free email domain providers. Can be used to check if an email address belongs to a company. Updated weekly.
Brand checking of React Elements.
Generate valid JSON data from JSON Schema definitions
string-argv parses a string into an argument array to mimic process.argv. This is useful when testing Command Line Utilities that you want to pass arguments to.
Validate an email address according to RFCs 5321, 5322, and others