• Booky 2! - Remote bookmarks manager (updated - still just Booky though, the 2 is for me and the URL)
• PrepQuery - Better than SuperQuery
• SuperQuery (deprecated - Use PrepQuery 'tis better)
• Screen WxH Calculator (needs diagonal measurement and ration)

• Mozilla Firefox
• Pidgin
• Exact Audio Copy
• NewsBin Pro
• Trillian

Notes:

How to find total resource usage. You will want to (depending on the application) monitor several items. The basic ones are CPU, RAM and SWAP. The not so apparent ones are I/O (such as network or disk).

• Windows (NT kernel)
  1. Open up the task manager
  2. Click on the view menu
  3. Click on Select Columns
  4. Check Virtual Memory Size
  5. Click OK
  6. Check the "Process" tab, it should have more data
  7. Another useful app - perfmon.msc (Extremely awesome tool)
  8. Systernals / Winternals - Now M$ - also has new tools which mimic POSIX/UNIX tools and they are extremely useful as well.
• Most POSIX/UNIX clones - Look to the man pages for arguments
  1. ps
  2. top
  3. pmap
  4. systat
  5. vmstat
  6. free