jFluent

jFluent is a light-weight validation framework for client-side validation. It is a jQuery plugin which can be used in ASP .NET MVC and standard (or mobile) HTML websites.

Idako Password color & validation

jQuery plugin that allows you to colorfully represent a password, and apply security acceptance filters.

jQuery.formValidate

jQuery Plugin to validate some basic types of data input

jQuery Walidate

A form validation plugin that works on every html form without changing anything in your existing markup.

jQuery validateJSON

Validate JSON with a jQuery plugin

Verify.js

A jQuery plugin to provide fully customisable asynchronous client-side validations.

jQuery Form Validation

jQuery plugin that validates forms with return callbacks

FormValidation

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