In some cases the standard HTML list box doesn’t offer a good usability like the need of scrolling or using both the keyboard & mouse.

MTMultiselect is a paginated & filterable multi-select widget built with MooTools.

The user can easily see the selected/non-selected items & can get all the functionality with only using the mouse.

The widget can be styled completely with CSS.

For a demo, click here.

jQuery (mb)Gallery is a jQuery plugin for creating image galleries with a slideshow feature.

It is possible to present the galleries in any way wanted & adding a link to display them in the main gallery viewer.

The plugin has an inline thumbnail browser which is great to easily switch between images.

It offers multiple parameters for an easy customization like:

• width, height & colors
• auto-starting from a pre-defined image
• auto-sliding to be on/off
• timings between each slides
• & more..

Tip: The author of the plugin, Matteo Bicocchi, has other jQuery plugins which are presented in his ideas repository.

Mysql Ajax Table Editor is an open source web application for easily editing MySQL tables & creating admin pages almost instantly.

Besides the standard "add, edit, copy, delete, view" functionality, records can be paged, searched & exported to CSV.

It is possible to JOIN multiple tables to generate a custom view (+ apply any other functions on this view) with the help of a configuration file. Also, column names displayed can be customized for a better presentation.

MySQL Ajax Table Editor has permissions support which can be set on a per column or table basis for limiting functions.

Users can hide/show & re-order columns which is very useful when working with the data.

The application works with both PHP4 & PHP5 and comes with 5 ready-to-use languages where new ones can be created.

jQuery UI Multiselect is a widget that converts html multiple select inputs into slicker interfaces.

It makes searching within the options possible which is very functional for large lists & selected items can be re-ordered by drag’n drops.

It can display the number of selected items & for an easier selection, there are select all/deselect all links provided.

The widget is unobtrusive & and be styled with ThemeRoller.

WebSlide is a free & JavaScript-based application for displaying/presenting images easily.

Mostly, it is built for viewing website design mockups which is very handy for freelancers & web agencies.

Slides can be switched with the help of a navigation bar or by keyboard. The navigation bar can also display any other information about the content displayed.

Images can be zoomed in/out & moved by drag’n drops. Optionally, presentations can be protected with passwords.

WebSlide does not have any server-side requirements & can be installed in minutes.

Although MS Excel & Powerpoint seems a little bit out of the scope for web designers/developers, many web applications are built with reporting options that can be exported, so, they can be easily used as templates.

Juice Analytics is sharing 15+ free Excel & Powerpoint charts that can beautify any report.

There are simple-to-advanced examples of various chart  types like bar, line or pie charts which comes with sample data that makes customizing faster by editing the values used.

VanadiumJS is an intuitive-yet-powerful jQuery plugin for easy client-side validation.

It supports Ajax & regular server-side response results. The rules to be applied can be defined in 2 ways:

• JSON structure
• inline markup

Some of the default rules include:

• presence
• a special format
• numbers (integer, float)
• length
• acceptance (checkboxes)
• & much more..

VanadiumJS offers various customization settings like, ability to validate-as-you-type or validation-on-submit, waiting x seconds before validating as-you-type, etc.

FCKeditor, one of the most popular free WYSIWYG editors around now has a new version with more features & a lighter name: CKEditor.

WYSIWYG editors generally load slow due to the highly-used JavaScript. One of the best things CKEditor offers is the seriously improved perfomance to eliminate this problem.

Also, it is now an accessible script in compliance with the W3C WCAG & the US Section 508.

CKEditor offers a rich & powerful integration and interaction API. The editor is also totally plugin based & can be extended/modified in all senses to fit every need.

With a new user interface based on a fresh skin which is colorful like a chameleon, you can change its color to match your needs.

Plogger is an open source image gallery application, built with PHP-MySQL, that offers a simple usage with powerful features.

The application comes with an attractive admin interface for managing the galleries & can be integrated into any website by adding three lines of PHP code.

Using Plogger, it is possible to create unlimited albums that can include unlimited images. And, uploading the images is a breeze as they can be sent one at a time or as a .zip file in bulk.

Thumbnails are created automatically & there is caching support for faster loading.

Some other features of Plogger:

• commenting on images (optional)
• RSS feed on every level (single album, gallery..)
• an integrated JavaScript slideshow
• template based theme system
• valid XHTML output

Also, each gallery has a full XML generator built-in that enables anyone to create widgets in any language.

jQTouch is a jQuery plugin for creating mobile applications with just HTML, CSS & JavaScript.

It comes with native animations, automatic navigation, and themes for mobile WebKit browsers like iPhone, G1, and Pre.

It can be setup in a few minutes & totally customized with the selector options.

It has 2 ready-to-use themes:

• default Apple theme
• jQTouch theme

and new ones can be created with less effort.

The plugin offers page history management and CSS3 page transitions including 3d flip. Also, it easily allows applications to run in fullscreen mode with custom icons and startup screens.