Inputex
A javascript framework for YUI to build fields and forms.
Zen Form
Add distraction mode for forms
Bootstrap Wysiwyg
Tiny bootstrap-compatible WISWYG rich text editor
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!
Tus Jquery Client
A jquery plugin implementing the tus resumable upload protocol.
Form
jQuery Form Plugin
jQuery Validation
jQuery Validation Plugin
Jasny Bootstrap
The missing components for your favorite front-end framework.
jQuery Textcomplete
Introduce autocompleting power to textareas, like GitHub comment forms have.
Pickadate.js
lightweight jquery date selector with multi-language support
Parsley.js
Validate your forms, frontend, without writting a single line of javascript!
Jquery Tokeninput
Tokeninput is a jQuery plugin which allows your users to select multiple items from a predefined list, using autocompletion as they type to find each item. You may have seen a similar type of text entry when filling in the recipients field sending messages on facebook.
Starability
Accessible rating forms with cute animations on top.
Validate.js
Lightweight JavaScript form validation library inspired by CodeIgniter.
Mailcheck
Email domain spelling suggester
J Query Mask Plugin
A jQuery Plugin to make masks on form fields and HTML elements.