I too love Quicksilver but the Services menu functions that I use frequently I simply create a keyboard shortcut. Go to System Preferences > Keyboard & Mouse > Keyboard Shortcuts. Press the + button to add a new one and give it a unique key combination for the command you typically use, or make ...
If you mostly want to open, create, store and sort separate files and folders, you might want to look at DEVONthink . It is excellent at doing what you describe and has a full screen mode, though not as nice a one as Scrivener's. Actually there is a whole class of organizers and outliners available ...
I've been using WriteRoom for my blogging, actually all my original composition, for the past few months but am switching to Scrivener. Here's the process I've been using. I've tested it with Scrivener and it works the same way. There is a desktop blogging tool called Ecto that will take the content...