PhantomJS is a headless WebKit with JavaScript API. It has fast and native support for various web standards: DOM handling, CSS selector, JSON, Canvas, and SVG.
Tool for finding memory leaks in JavaScript programs.
Dependency Manager for PHP
Alembic is a new database migrations tool, written by the author of SQLAlchemy.
This tool helps to combine iconic webfonts for your project.
DOM Monster is a cross-platform, cross-browser bookmarklet that will analyze the DOM & other features of the page you're on, and give you its bill of health.
ApiGen is the tool for creating professional API documentation from PHP source code, similar to discontinued phpDocumentor/phpDoc.
Sprite Cow helps you get the background-position, width and height of sprites within a spritesheet as a nice bit of copyable css.
Diagramo is an online flowchart software.
Feedity is an online data extraction tool and RSS feed builder
This PHP library allows creating functional webdriver tests with PHP.
Trimage is a cross-platform GUI and command-line interface to optimize image files via optipng, pngcrush, advpng and jpegoptim
Unicode character recognition!
This is a tool to help you find Unicode characters. Finding a specific character whose name you don't know is cumbersome. On shapecatcher.com, all you need to know is the shape of the character!
How do I use it?
Draw your character as best you can in the "drawbox". You can do this by clicking and holding the left mouse button and moving around. Draw as many strokes as you need to, then click "Recognize" to start the recognition. If you want to clear the canvas and the results click on "Clear".
Skipfish is an active web application security reconnaissance tool. It prepares an interactive sitemap for the targeted site by carrying out a recursive crawl and dictionary-based probes. The resulting map is then annotated with the output from a number of active (but hopefully non-disruptive) security checks. The final report generated by the tool is meant to serve as a foundation for professional web application security assessments.
CSS Lint points out problems with your CSS code. It does basic syntax checking as well as applying a set of rules to the code that look for problematic patterns or signs of inefficiency. The rules are all pluggable, so you can easily write your own or omit ones you don't want.
Your favorite site doesn't provide news feeds?
This free online service converts any web page to an RSS feed on the fly.