Generate sparklines (small inline charts) directly in the browser using data supplied either inline in the HTML, or via javascript.
This is a rating bar script that allows users to rate things with no page refresh.
ClickHeat is a visual heatmap of clicks on a HTML page, showing hot and cold click zones.
GreyBox can be used to display websites, images and other content in a beautiful way.
A nice little AJAX function that allows users to edit text on a page without any forms.
Fetch and display an external page inside a container when a tab is clicked on.
Tutorial and downloadable files to create draggable boxes like on online desktops.
A poller script that uses Ajax to send vote to the server & receives results from the server.
The Lightbox Effect without Lightbox. Lightbox alternative and login method.
Dojo Tool Kit has come up with a new web based non-flash menu which is easy to use.
PHP/Flash. Using it you can easily create animated pies or donuts for your web site.
An email address can be submitted without having to reload the whole page.
SOLMETRA Maps is a PHP class meant to simplify display of Google Maps on your site.
Ajax powered IM system that sits right on your web site.
A lightweight Open Source library that allows you to create cool site tours.
Signup check username suggest new (php, AJAX, Javascript).
ASK - Add dynamic content to a page unobtrusively.
An excellent javascript slideshow with cross fade transition effects and linkable slides.
Just import their script in your web page to add a cool popup slideshow.
An easy to use, web based, open source collaboration and project management tool.
Add sortable tables to your web page with this (unobtrusive) Javascript routine.
Here's a form validation script that is very easy to use.
popups & wizards. Prototype JS framework & script.aculo.us toolkit.
This is just like the magnetic word kits you've seen before except this is on the internet.
Very nice looking implementation of alert and message overlay using ROR and JS.
Similar to lightbox, but more versatile. Can be used with inline content, iframes & images.
Roll over a title, it shows a grid of thumbnails. Rolling over a thumbnail shows a slightly...
Nice and small AJAX based online file and directory manager tool.
Smoot is a downloadable tool for creating diagrams of icons and links between them.
Boxes of content that can be expanded / coallapsed and dragged to a new position.
Animated, shadowed popups from thumbnails with CSS-styled captions.
Timeline is a DHTML-based AJAXy widget for visualizing time-based events.
Gmail like downloadable spell checker for your own web application.
AJAX powered progressbar to monitor file uploads with (Cake)PHP.
A JavaScript library that provides pop-up help messages. Uses the jQuery library.
With about 5 lines of code you can display a customized Google Map on your website.
A slide show javascript making use of javascript libraries - prototype and moo.fx
With Prototype you can plot data on a graph on your web site. Pretty sweet.
TableKit is a collection of HTML table enhan- cements using the Prototype framework.
FrogJS is a simple, unobtrusive javascript gallery script with smooth transitions.
RSS ticker script to display any RSS content on your site in a ticker fashion.
Upload files via flash to get the flash-upload dialog goodness.
This will create a basic lightbox interface using AJAX Requests and HTML masking.
A solution for more friendly JavaScript debugging. The page is in Japanese.
PlotKit is a Chart and Graph Plotting Library for Javascript.
Lightweight widget which shows a calendar for use in picking dates on form fields.
Loupe.js allow you to add a loupe to images on your webpages (FFox 1.5+, Opera 9+, Safari)
Makes large images completely visibly through small page-areas.