Idealforms
The ultimate framework for building and validating responsive HTML5 forms.
Inputex
A javascript framework for YUI to build fields and forms.
Formvalidation
The best @jquery plugin to validate form fields. Designed to use with Bootstrap + Zurb Foundation + Pure + Semantic UI + UIKit + Your own frameworks. Star it. Try it. Buy it :)
Webuploader
It's a new file uploader solution!
Alpaca
Easy HTML5 Forms for jQuery
jQuery Timepicker
Adds a timepicker to jQueryUI Datepicker
jQuery Textcomplete
Introduce autocompleting power to textareas, like GitHub comment forms have.
Angular Datepicker
calendar and datepicker directives for angular
Parsley.js
Validate your forms, frontend, without writting a single line of javascript!
Sapphire Db
SapphireDb Server, a self-hosted, easy to use realtime database for Asp.Net Core and EF Core
jQuery Validation
jQuery Validation Plugin
J Query Mask Plugin
A jQuery Plugin to make masks on form fields and HTML elements.
Pikaday
A refreshing JavaScript Datepicker — lightweight, no dependencies, modular CSS
Form
jQuery Form Plugin
X Editable
In-place editing with Twitter Bootstrap, jQuery UI or pure jQuery
jQuery.maskedinput
jQuery Masked Input Plugin
Cleave.js
Cleave.js has a simple purpose: to help you format input text content automatically.