addClassWhenEmail is a jQuery plugin to hide the submit button by default and only show it if user enters the correct email address.
Flexselect is a jQuery plugin that turns regular select boxes into Quicksilver-like, flex-matching, incremental-finding controls.
Autocompleter is a simple, easy, customisable autocomplete plugin with cache support (one more alternative).
NumBox jQuery Plugin helps ensure that a numeric keyboard will pop-up on mobile devices when a number is entered. It offers real-time validation as you type plus display formatting for mobile devices and desktop browsers, is designed for HTML5's
input type="number" elements, and provides a number of customization options.
Select or Die is a jQuery plugin to style/replace
Labelmask is a way to create accessible input hinting without using input masks.
Labelmask inserts formatting hinting after the label, and updates as the user inputs their information. When the user leaves the field the formatting gets applied to the input value itself.
Add Clear is a jQuery plugin that adds a input clearing button on any input you apply it to. It clears the value, and returns focus to that field.
Searches text in list items on the page, hides unmatched items.
CheckRadios is a jQuery plugin that is designed to allow you to fully customize check boxes and radios without using standard images and with scalability in mind.
This plugin uses vector based icons/fonts to add in the ticks and circles which allows far greater customization as well as scalability and ultimately much greater control over the check boxes and radios using css.
Stop Verbosity is a jQuery plugin that limits the amount of text that is permitted in a textarea element by replicating the maxlength attribute for the textarea.
A line of text, the indicator/counter, counts characters used or remaining when text is entered into the textarea. Once the limit is reached, there is no more text input from typing, pasting or drag and drop.
<input type="range"> slider element.
onresizeso suitable for use within responsive designs
Autotab is a jQuery plugin that provides auto tabbing and filtering on text fields in a form.
Once the maximum number of characters has been reached within a text field, the focus is automatically set to a defined element. Likewise, clearing out the text field's content by pressing backspace eventually places the focus on a previous element.
Phoenix is a jQuery plugin to save form fields values to Local Storage via HMTL5 Web Storage API.