HTML 5 And CSS3 Cheat Sheets Collection
As the processes in HTML 5 & CSS3 working groups move forward everyday, it is getting much more clear that new standards are not too far.
There are lots of new tutorials, resources being created on HTML 5 / CSS3 including cheat sheets which are very functional helpers for anyone willing to code with these standards.
Although there are (currently) few around, here is a collection of HTML 5 and CSS3 cheat sheets:
P.S. the list will be updated with the new ones once they are created, please feel free to share them.
HTML 5 Cheat Sheets
CSS3 Cheat Sheets
Although this is not exactly a cheat sheet, it is a very easy-to-browse index for every CSS level (makes comparisons easier) with links to the original W3C pages.