List of emulation software for testing mobile platforms.

Interesting PHP framework. Comments indicate high quality code and good use of design patterns. Documentation is supposed to be very well put together as well.

Media queries to correct display problems on devices with non-standard pixel densities (Android w 1.5, IPhone w 2.0, etc).

Advanced HTML5 and CSS3 features organized and searchable by compatibility and support across browsers and devices.

Bookmarklet for easily checking fallback fonts within a browser.

Discussion of simple e-commerce solutions – primarily for download-able products – with a recommendation for the wordpress plugin 'eStore'.

Interesting web based project management software. Rumor is they are working on offline support as well.

Javascript based grid overlay for use in browsers during development.

Instructure Inc. was founded in 2008 with the purpose of disrupting the Learning Management System (LMS) market by setting a new, open standard for education technology. We believe that an LMS shouldn’t be a closed system. It should be an easy to use, powerful platform that easily integrates content and communication from everywhere. We believe technology is necessary, but not sufficient to improve education. Technology is only a tool, and a tool is only as good as the skills of the craftsman, but using a great tool sure helps.

At Haiku Learning Systems, we're about making teaching and learning online as easy as possible—whether it's in a blended or virtual classroom. Technology has the power to expand and extend education. An LMS should be easy to use, easy on the eyes, and easy on the budget. You have all three in our learning management system, Haiku LMS

Omeka is a free, flexible, and open source web-publishing platform for the display of library, museum, archives, and scholarly collections and exhibitions. Its “five-minute setup” makes launching an online exhibition as easy as launching a blog.

Web analytics alternative

Symphony-CMS xsl utility for outputting HTML forms.

PHP based dynamic CSS library.