as of 2008-07-04.
* some sites are directly linked to my profiles.

I think i have accounts at over a few hundred websites, these are the ones i use daily or often and/or suggest/recommend (right now). this changes daily!

daily

• vimeo (HD video, sharing)
• mento (social bookmarks, community, sharing)
• twitter (microblogging, community, networking, fresh news)
• ipernity (pictures, video, blog, community, sharing)
• last.fm (music)
• google reader (online feedreader) my shared items
• summize (twitter search)
• dict.leo.org (translation)
• google calendar (calender duh!)
• tweetburner (short urls for twitter)
• new: identi.ca (twitter-like)
• plurk (like twitter only different)

often & sometimes

• google docs (online excel, word, ppt)
• myskitch (screenshots storage online for skitch shots)
• scrnshots (screenshots storage online)
• friendfeed (lifestream)
• gmail web (email)
• getsatisfaction (support, feedback)
• wikipedia (encyclopedia)
• eatlime (filesharing)
• viddler (videos)
• youtube (videos)
• jamendo (music)
• xing (networking)
• box.net (fielsharing & backup & storage)
• drop.io (filesharing)
• facebook (networking)
• openthesaurus (language)
• flickr (pictures, community)
• qik (videos, mobile)
• ustream (streaming video)
• meebo (im)
• netvibes (personalized homepage, feedreader, etc)
• mogulus (streaming video, personal tv)
  

more suggestions & recommendations

laterloop, zootool, woobby, boomloop, aka-aki, brightkite, evernote, dopplr,
pownce, jaiku, linkedin, urbandictionary, rememberthemilk, scribd, slideshare,
#hashtags, cocomment, lingr, google groups, pbwiki, plazes,…

more:

• my bookmarks at mento
• my bookmarks at delicious
• apps i use coming soon
• code libraries & frameworks i use coming soon