This site allows you to run many versions of web browsers (as well as other software) via a virtual machine running on your web browser itself.
This free video player works with HTML5 and also Flash and in any browser. It also has a plugin for WordPress.
View the site
This website has many free fonts which are licensed for commercial use.
Visit Font Squirrel
This site has a large number of good HTML email design samples.
This site has links to several good web designs.
This site has links to 20 beautiful fonts that can be downloaded for free.
Google has made many custom fonts accessible using a CSS include. This can be used to include fonts on a web page without having to use images. This is useful for SEO while maintaining a good look and feel for the site.
More info on Google’s web fonts
Google web fonts page
This online tool allows you to generate color schemes using a visual tool and then export it to HTML/CSS or as a Photoshop palette.
View the tool
This article has information on the meaning of various colors and how it impacts a web page’s look and feel.
View the article
This software allows you to run multiple versions of IE on the same system.
More info
