(using one of my successes, Shaarli
It's not a complete list, but I'm working on it. I've installed/uninstalled so much stuff over the past few weeks that it's hard to keep track of the non-successes. (Screw you, non-successes.) I've had great successes with RSS readers, CMS software and photo galleries, so expect to see a lot of that in the bookmarks.
I still am entirely incapable of using WordPress for blogging, because I get distracted by the shiny, shiny plugins. I have ...