ModalBox is a JavaScript technique for creating modern Web 2.0 style modal dialogs or even wizards (sequences of dialogs) without using conventional popups and page reloads. It’s inspired by Mac OS X modal dialogs.

PHPWeatherLib is a Free PHP Library for web developers that provide an easy to use, lightweight, weather conditions library that pulls live conditions and weather data from the NOAA’s public XML weather feeds.

Clearbox is a free professional javascript image and content viewer overlay window. Clearbox support multi-language and easy to customize. You can add your multi-line comment to your content.

MopSlider is a Free jQuery plugin that allows you to create beautiful sliders, these slides can contain any type of items. This Free jQuery Slider plugin is very easy to use, you just need to specify width and height of the container.

MopSlider allows to put multiple sliders on a page and you have freedom to place any type of content in your content slider.

CoolTips is a lightweight unobtrusive Open Source JavaScript Tooltip Script. It’s beautifully and efficiently replace web-browser tooltips. CoolTips Supports Fade in & Fade out transitional effects.

dygraphs is an open source JavaScript library that produces produces interactive, zoomable charts of time series. It is designed to display dense data sets and enable users to explore and interpret them.

Create Splash Pages and Promotions with Free jQuery Plugin, Meerkat, created by Jarod Taylor. Meerkat, depending on the options you have set, will slide or fade in from the top or bottom of the browser window and remain in its fixed position while the rest of the page will scroll normally.

Uki is a Free JavaScript user interface toolkit for creating rich user interface designs & desktop-like web applications. It comes with a rich view-component library ranging from Sliders to Grids and SplitPanes.

This Free JavaScript User Interface toolkit uses progressive rendering and can render 30k+ lists and tables most instantly.

Roundabout is a Free jQuery plugin that converts a structure of static HTML elements into a highly customizable turntable-like interactive area. It also gives freedom to change shapes as well.

scripty2 is an Open Source Flexible JavaScript Framework for advanced HTML-based user interfaces. scripty2 is a complete rewrite and reimplementation of script.aculo.us, with are modular structure intended to ease the development of highly customized user interface effects and behaviors.

This powerful, flexible JavaScript framework helps you write your own delicious visual effects & user interfaces.