pliant – Extensible and flexible validation.
Michael Gunderson
A flexible forms validation plugin, that's easily extensible via plugins.
W2UI: New JavaScript UI Library
Vitali Malinouski
Complete set of JavaScript UI widget for development of data-driven web applications. Includes layout, grid, toolbar, sidebar, tabs, forms, fields, popup, overlay
Chupurnov Valeriy
jQuery plugin for date, time, or datetime manipulation in form
tom bertrand
jQuery plugin that provides a client site form validation with builtin options and deep customization.
jQuery.rapidForm – jQuery Plugin for Bootstrap Form Elements and jQuery UI Dialog
Yoshiyuki Mikome
Change the type of submit to button in the form set this plugin, you will get validations via ajax and direct drawing. And jQuery UI Dialog will be available to you more effectively!
Rafael Lyra <rafael@rafaellyra.com>
Identify typed credit cards easy and light
Webshim – polyfills jQuery with many HTML5 features
Alexander Farkas
modular capability-based polyfill loading libary, which extends jQuery with HTML5 features in legacy browsers
Rafael Staib
A powerful jQuery wizard plugin that supports accessibility and HTML5.
Oscar Galileo GarcÃa GarcÃa
jquery.liga.js no sólo es un plugin para JQuery, es toda una suite de funcionalidades que facilitan el desarrollo de aplicaciones web, posee funciones para arrojar ventanas de alerta, preguntas, localStorage, notificaciones, validación de formularios, envÃos ajax y gestión del historial.