Thank you to Chris Brogan for this list. And to The Digital Sanctuary.

What's your favorite in each category? The bolded ones are our favorite. Has anyone tried all of these?

Blogging

1. Blogger - free blogging and hosting.
2. Movable Type - paid software, needs host.
3. TypePad - paid blogging and hosting.
4. WordPress.com - free blogging and hosting.
5. WordPress.org - free blog software, needs host.
6. Tumblr - free blogging and hosting.

   Microblogging

7. BrightKite - microblogging, mobile, location.
8. FriendFeed - microblogging/ aggregator.
9. Identi.ca - open source microblogging.
10. Jaiku - microblogging, mobile too.
11. Posterous - microblogging, and/or sends to other sites.
12. Pownce - microblogging and file sharing.
13. Plurk - microblogging and threaded conversations.
14. Seesmic - video microblogging.
15. Twitter - microblogging and mobile.
16. Utterz - microblogging, mobile, video.

    Social Bookmarking

17. Delicious - bookmarking.
18. Ma.gnolia - enhanced bookmarking.
19. Sphinn - bookmarking/voting.
20. StumbleUpon - bookmarking and browsing.

    Social News Sites

21. Digg - social news.
22. Mixx - social news.
23. Reddit - social news.

    Social Networks

24. Facebook - general networking.
25. Flickr - photo and video sharing.
26. Last.fm - music sharing.
27. LibraryThing - book lovers.
28. LinkedIn - professional social networking.
29. MySpace - general networking.
30. Ning - white label social network.
31. Pandora - music sharing.
32. Yelp - rating restaurants and businesses.

    Miscellaneous and Useful

33. Twitter Search (formerly Summize) - search for what matters to YOU.
34. Picnik - free online photo editing. Good for avatar pic touchups.
35. Evernote - online and desktop note syncing/storage.
36. Upcoming.org - event sharing site (great for finding cool conferences).
37. Netvibes - web start page (has Ginger social features now, too).
38. Twingly - blog search.
39. Compete - web ranking analysis.
40. AideRSS - rates your blog posts.
41. Skitch - screen capture tool (mac).

    Video Platforms

42. Blip.tv - video hosting, sharing.
43. Google Video - video hosting, sharing.
44. Viddler - video hosting, sharing.
45. Vimeo - video hosting, sharing.
46. YouTube - video hosting, sharing.
47. Mogulus - live video platform.
48. uStream.tv - live video platform.
49. BlogTV - live video platform.
50. ooVoo - live video chat.

Online Services We Also Think Are Helpful (OSWATAH)

1. Mint.com - financial stuff
2. Remember The Milk - reminder stuff
3. Jott - voice to text cell phone blogging thing
4. Google Apps - quickly replacing MS Word and Excel