This really seems like a winner. I need to take a few hours in a coming weekend to give it a try, to have enough familiarity with it to have in the back of my mind for a project that it would work with. It really seems too good to be true.
Their web site’s home page does a good job of boiling it down:
Jo was made for apps, not websites.
Jo: Simple App Framework for HTML5
This is all a formality. It’s all about browser support (and sadly, legacy browser support), but it is cool to see this early Christmas present about the HTML5 Spec.
HTML5 Inches Closer to the Finish Line
Came across this site several weeks ago, but have been just way too busy to get it posted. HTML5 Please is a great HTML reference (along with CSS and API) that I’d put up there as an equivalent to the CSS awesomeness of caniuse.com. Very useful and recommends when to avoid, when to use polyfills, etc.
Great article on how to spur some modern love on those old browsers stil hanging on that offer no (or limited) HTML5 support.
Legacy Browser Compatibility for HTML5
A friend and co-worker has been experimenting a lot with the capabilities of the HTML5 Fullscreen mode and its full capabilities, and it’s pretty powerful and impressive in modern browsers. While I don’t have a link to share of the impressive project he’s working on, here’s a good overview of the fullscreen capabilities by our oft-used plugin provider, Longtail (makers of jwPlayer):
Using the Browsers’ New HTML5 Fullscreen Capabilities