Development

This freeware tool will help JavaScript developers build documentation for their projects. It is a graphical user interface for the great JavaScript documentation project JSDoc. The installer contains all the needed components pre-configured making JavaScript documentation run out of the box. Advanced project file support is available, which simplifies the long and tedious task of typing the same things again and again. Uninstaller is comfortably included, making it is easy to be removed on user's demand. ...
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XRegExp is an open source JavaScript library that provides an augmented, extensible, cross-browser implementation of regular expressions, including support for additional syntax, flags, and methods.

With only 8 KB (minified and compressed) and it's CSS like syntax MoreCSS is perfect for all the daily JavaScript things: popups, tabs, tooltips and some more …

jsCSS is a Komodo macro that allows you to use JavaScript in CSS files. You can set variables, mix colours, perform calculations and much more. Check out the demo. jsCSS also optimises your files using CSSTidy.

JSmart is an open source PHP program that will increase your website download speed by reducing the size of JavaScript and CSS files typically up to 80% or even higher. It is done by removing comments and unnecessary whitespaces and then by compressing the files using gzip. There is no need to do any thing manually. JSmart will compress all your JavaScript and CSS files just after installing it on your website. JSmart uses a smart cache system in both the client side and the server side. It is smart about recompressing only the files that have changed. It is also smart about gzipping the files if the browser supports gzip encoding. It also makes the browser to cache the files until they have not changed. By using Apache mod_rewrite, there is no need to change even one line of code at your project. You should only copy JSmart to your website and enjoy it....
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A couple of cross-browser functions to compute a web page size, either with scroll bar or not.

A library of functions extending the number class (integers and float values): rounding and truncation, data type conversion.

JavaScript Minify is a Dreamweaver extension that compress/minify JavaScript files from the Dreamweaver Menu obtaining light & faster files. This tool removes the extra spaces and line breaks using reliable and efficient algorithms. Smaller files will make your site load faster making space for more features based on JavaScript effects & improvements....
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This great little color picker looks like the ones in Dreamweaver. It uses a callback function to allow you to insert a web-safe color Hex values anywhere you want. Use it to change the background color of your page.

How often have you needed to know the exact screen coordinates of an element inside a web page? For example, to place a layer below a table cell in a combo box fashion?

Ajile (Advanced JavaScript Importing & Loading Extension) is a powerful JavaScript module designed to improve script reuse and interoperability by extending the JavaScript language with Namespace support and Dynamic Script Loading and Importing. Ajile allows developers to easily create uniquely namespace'd scripts and quickly define dependencies that allow scripts to automatically load and/or import each other as necessary. ...
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sprintf for JavaScript is a lightweight yet complete JavaScript implementation of the famous sprintf() function. It is based on the PHP specification and also supports argument swapping.

JPlug is a full-compatible JavaScript library to detect the Java plugin in the browser reliably. It works across a wide variety of browsers, including Netscape Communicator 4 (and newer), Internet Explorer 5.0 (and newer, including experimental support for version 4), latest versions of Opera and Safari, and all modern Gecko-based browsers such as Firefox 1.5+. It's free and documented....
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SOC (Safe Obfuscator/Compressor for JavaScript) allows you to safely obfuscate and compress JavaScript source code without corrupting it. It has a simple yet powerful graphical user interface that allows fine granular control over the obfuscation of JavaScript tokens. SOC also has project automation options that allow it to be run from a script or batch process, with no human interaction. It also has Unicode and drag and drop support....
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Formerly known as JS Embedded Content, is a small and unobtrusive JavaScript file that allows website users to interact with embedded content (Flash movies, Quicktime movies, Java applets and more) without activating them manually. This procedure started to be required by the latest versions of Internet Explorer (6+) and Opera (9+) as a result of the Eolas Technologies patent ruling (other browsers don't require it... yet)....
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A debug console that you can integrate into your javascript based project and print your various debug messages to. Can toggle on and off, and rotate its position so its never in the way. I developed it because i got tired of debugging my stuff using alert messages....
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Tito Web Studio is a feature rich and extremely effective JavaScript Debugger and JavaScript Profiler. This enterprise grade software will help QA analysts and web developers debug and profile JavaScript related web projects. Tito Web Studio's JavaScript profiler is the first in the market. It assists developers profile untested code to locate performance bugs. It supports triggers to control workflow and records snapshots to determine performance bottlenecks. Performance snapshots are displayed in spreadsheet style with various lengths of colored bars to visually indicate time spent on code execution. Unlike Microsoft Script Debugger, Tito Web Studio's debugger is a stable JavaScript Debugger, capable of handling complex, lengthy code efficiently. Tito Web Studio supports classic debug operations, such as breakpoint, stack, variable, and watch features. Tito's debugger provides detailed expression evaluation through the ToolTip feature and also supports viewing of cached XML document...
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Want to build your own color schemer? Or perhaps you have another idea for this plugin? Download the source files!. There are many other nomadic javascript functions on nofunc.com. For example, the AJAX Star Rating script, the Sexy Box!, and the universal Drag & Drop. It’s licenced under Creative Commons, so feel free to use/modify the DHTML Color Picker on your own project. I would love to hear what projects you are using it on....
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Ajax Data Objects (ajaxdo) provides an easy database persistency framework for JavaScript objects. Ajaxdo enables runtime loading, saving, deleting, and listing of JavaScript objects stored on the server database. Using Ajaxdo can dramatically reduce server side code and make a Web 2.0 application port easily from one server-side programming language to another....
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In the AJAX example we will demonstrate how a web page can fetch information from a database using AJAX technology.