Tools for the mobile developer

I like to have the freedom to be have access to pretty much any application/functionality wherever I happen to be. In light of that here are several useful free websites, webapps, and small downloads that make that possible:

• Project Management/bug tracking - PivotalTracker
• Collaborative native
• automatic emailing
• allows you to use the same login to manage work vs personal projects
• API so that you could write a webapp that reported bugs straight into your project tracker.
•  Version control
• ProjectLocker
  
• Subversion/Git
• Also project management via wiki, trac, build locker, document management
• GitHub 
• I had some speed issues uploading via their web interface through the corporate firewalls
• Have not tried it with a client app
• ToDo list - toodledo.com
  
• LinqPad
• linq to sql test bench
  
• speedy code testing bench
• free for all features except intellisense
  
• Purchase license to enable intellisense (even for sql server 2005!)
• Developer forums - stackoverflow.com
• Regular expressions
• RegExr - Online expression testing tool
• UML/flowcharting
• Creately.com
  
• Mind mapping
• Creaza.com
• My .net mind map
  
• OCR
• Newocr.com
  
• Collaborative
• Scribblar.com
• White board
• live audio
• text chat
• image collaboration
  
• Personal music library webapp
• Tunesbag.com