jQuery Validation Plugin :

A javascript client-side validation plugin

This jQuery plugin makes simple clientside form validation easy, whilst still offering plenty of customization options. It makes a good choice if you’re building something new from scratch, but also when you’re trying to integrate something into an existing application with lots of existing markup. The plugin comes bundled with a useful set of validation methods, including URL and email validation, while providing an API to write your own methods. All bundled methods come with default error messages in english and translations into 37 other languages.

URL : jQuery Validation Website

jQuery Steps :

An all-in-one wizard plugin that is extremely flexible, compact and feature-rich.

jQuery Steps is a smart UI component which allows you to easily create wizard-like interfaces. This plugin groups content into sections for a more structured and orderly page view. Furthermore, it is as simple as 1-2-3 to add plugins such as jQuery Validation which can prevent step changing or submission. Check out the demos and get a first-hand impression!

URL : jQuery Steps Documentation and Examples

jQuery Chosen :

Chosen is a jQuery plugin that makes long, unwieldy select boxes much more user-friendly.

jQuery Chosen gives user-friendly dropdown (select box) to the user. Also it simplifies the multiselect feature of select input tag and gives you more understanding functionality. You can configure it for sections in select box also.

E.g. Sections like Continental wise country list.

URL : Chosen: Documentation & Examples

jQuery File Upload :

This is multiple file upload with bootstrap.

File Upload widget with multiple file selection, drag&drop support, progress bar, validation and preview images, audio and video for jQuery. Supports cross-domain, chunked and resumable file uploads. Works with any server-side platform (Google App Engine, PHP, Python, Ruby on Rails, Java, etc.) that supports standard HTML form file uploads.

URL : jQuery File Upload Demo

Fork the repository : Fork jQuery-File-Upload

jQuery Upload File Plugin - hayageek :

Simple jQuery File Upload plugin provides Multiple file uploads with progress bar.

jQuery File upload plugin has the following features

• Single File Upload
• Multiple file Upload (Drag & Drop)
• Sequential file upload
• File Restrictions
• Localization (Multi-language)
• Sending Form Data
• Adding HTML elements to progressbar
• Custom UI
• Upload Events
• Delete / Download Uploaded files
• Image Preview
• Show previous uploads

URL : jQuery upload file - hayageek