React Hook Form validation resolvers: Yup, Joi, Superstruct, Zod, Vest, Class Validator, io-ts, Nope, computed-types, TypeBox, arktype, Typanion, Effect-TS and VineJS
Taxbit Utilities
Fresh list of all free email domain providers. Can be used to check if an email address belongs to a company. Updated weekly.
Safely flatten a nested JavaScript object.
A TypeScript implementation of GLTF/GLB validation compatible with the official Khronos validator
TypeScript class that validates UK bank account details using the modulus checking algorithm.
Get the real length of a string - by correctly counting astral symbols and ignoring ansi escape codes
Get a KeyboardEvent.key-style string from an event
Node validation utility functions for Docusaurus packages.
Get the visual width of a string - the number of columns required to display it
TLDS list for domain validation
Tiny and elegant HTTP client based on the Fetch API
Router middleware for Koa.
Runtime validation and processing of JavaScript types
MongoDB Shell Errors Package
ISO639 Codes for JavaScript
A package of Essential JS 2 input components such as Textbox, Color-picker, Masked-textbox, Numeric-textbox, Slider, Upload, and Form-validator that is used to get input from the users.
Wordwrap a string with ANSI escape codes
List of codes per country (languages, calling codes, currency codes, etc) with full TypeScript support.
svelte-tel-input
Language codes & country codes
Various CTRF utilities available from the command line
Postgres Error Codes
Easily access country codes, flags 🏳 and phone codes