Fuzzy Search & Autocomplete Library For JavaScript – fuzzy-search
Add fast fuzzy search to JavaScript apps. fuzzy-search indexes objects and returns ranked prefix, substring, and typo-tolerant matches.
Form
Vanilla JavaScript Form Validation with Custom Rules and Messages – js-validation
Validate HTML forms on the client side with js-validation, a dependency-free JavaScript library with rules, custom messages, and submit callbacks.
Validating Credit Card Numbers With Pure JavaScript – credicard.js
credicard.js is a zero-dependency JavaScript library for validating the credit card number and returning the credit card brand.
Native HTML Form Validation Enhancer with Zod Support – validation-enhancer
A web component that upgrades native HTML5 form validation with inline errors, CSS state classes, ARIA support, and optional Zod schema integration.
Pure CSS iOS Switch Toggle Button Using Checkbox Input
Create an iOS-style toggle button with checkbox markup, pure CSS transforms, and animated on/off switch states.
CSS Only Floating Label For Form Fields
Yet another pure CSS implementation of the ‘Float Label pattern that floats the label up above the form field when the user starts entering a value.
Zero-Dependency JavaScript/TypeScript Validation Library – @incogdev/validate
Validate form values, object payloads, nested data, and async rules with @incogdev/validate in JavaScript or TypeScript.
Easy Tags Input Component For Bootstrap 5/4 – Tags.js
A vanilla JavaScript (ES6) extension to Bootstrap 5 (and Bootstrap 4) that converts a multi-select box into a user-friendly tags input component.
Easy Input Mask JavaScript Library – MaskerJS
MaskerJS is a Pure JavaScript input mask library which can be used to force user met a custom pattern into input fields.
Powerful Autocomplete With Asynchronous Data Fetch – autocomplete.js
A feature-rich, highly-customizable, fully accessible autocomplete library written in Vanilla JavaScript.