Cross-Framework Input Masking Library – Maskfy.js
A 1kb JS library for easy input masking in Vanilla JS, React, and more. No dependencies. Format phone numbers, currency, and more.
Form
Vanilla JS Password Strength Checker for Better Form Security
Add a responsive password strength bar and rule checker to your forms with this vanilla JavaScript library.
Drag-and-drop File Uploader with Preview and Validation – InputChooser
A lightweight, dependency-free JavaScript plugin for drag & drop file uploads with built-in preview, delete, and validation features.
Floating Autocomplete Box For Textarea – floatype.js
A lightweight and fast JavaScript library that adds autocomplete/autosuggestion functionality to textareas.
Fast Clientside Form Validation with Zephyr Form Validator
A lightweight, dependency-free JS library for client-side form validation with custom rules and flexible styling.
Lightweight Custom File Input Control – FileBokz
A tiny, zero-dependency library for creating highly customizable HTML file inputs with drag-and-drop and validation.
Automatic Textarea Resizing in 1KB – GrowField.js
A dependency-free JavaScript library that automatically resizes textareas based on content length, improving UX with just 1KB of code.
Vanilla JavaScript Password Visibility Toggler For Bootstrap
A Vanilla JavaScript solution to show an SVG based password visibility toggle button when you’re typing something in a Bootstrap password field.
Build OpenAI.fm-style Button Groups with Pure CSS
Create a modern, 3D-effect radio button group with pure CSS, inspired by OpenAI.fm. Uses labels and the :checked selector for interactive styling.
Dynamic Auto Suggestion For Text Fields – TagIt.js
Add real-time auto-suggestions to text fields and contentEditable elements. Configure triggers, async loading, and dynamic updates.