Radio Button

Radio button plugin allows you to customize the appearance of radio button elements.

FormValidation

Plugin para validação de formulários através da inserção de tags. É possível mostrar mensagens de erros personalizadas.

iForm

An intelligent jQuery plug-in for web form autocorrection.

jQuery Populate

A small yet useful jQuery plugin that populates select elements with option nodes.

StickyForms

Automatically saves all form fields into cookies, and then autofills those values on any form that shares element IDs across your site.