[](https://badge.fury.io/js/valid-gtin)   utilities.
Utilities to validate and work with GTIN and UPC product codes.
A function to check whether a prop is valid for HTML and SVG elements
NPM module to generate random GTIN14 for testing
Give me a string and I'll tell you if it's a valid npm package name
The semantic version parser used by npm.
Detect if a string is a data URL
Return true if a value is a valid glob pattern or patterns.
Copy a descriptor from object A to object B
JSON for Humans
Convert a string to a valid JavaScript identifier
Utilities to validate and work with GTIN and UPC product codes.
Brand checking of React Elements.
Lookup GTIN, UPC, EAN or ISBN data using the API on ean-search.org
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.
Returns the check digit for all GS1 Keys requiring a Modulo 10 check digit, i.e. Global Trade Item Number (GTIN) in all applicable formats, i.e. GTIN-8, GTIN-12, GTIN-13, GTIN-14, Global Location Number (GLN), Serial Shipping Container Code (SSCC), Global
Work with IANA language tags.
Give me a string and I'll tell you if it's a valid npm package license string
A [JSONSchema](https://json-schema.org/) validator that uses code generation to be extremely fast.
Remove aliases from a GraphQL document
Astro’s [Go](https://golang.org/) + WASM compiler.
GTIN validation made simple
Returns true if a file path does not contain any invalid characters.
Provide validation/generation for UPC/EAN/GTIN numbers
Validates and converts GTIN variants to standardized GTIN-14 representation
GTIN provides basic validation, checksum and conversion functionality for UPC, EAN and GTIN barcode values.
A tiny gem for identifying and validating GTINs in the wild.
Ruby string extensions for validating GTIN/UPC/EAN/ASIN/GS1 numbers and formatting
A Ruby gem for validating and parsing GTIN-8, GTIN-12, GTIN-13 and GTIN-14 codes.
A Ruby Gem for GTIN, UPC, EAN and ISBN barcode lookup and validation using the API on ean-search.org