Core Changes
  • Tracker communication uses fewer resources
  • More accurate bandwidth limits
  • Reduce disk fragmentation by preallocating files
  • Stability, security, and performance improvements to the RPC/Web UI server
  • Support compression when serving Web UI and RPC responses
  • Simplify the RPC whitelist
  • Fix bug that prevented handshakes with encrypted BitComet peers
  • Fix 1.3x bug that could re-download some data unnecessarily
  • Lazy bitfields

Mac-specific Changes
  • Option to automatically update the blocklist weekly
  • In the file inspector tab, show progress and size for folders
  • Scrollbars correctly appear when the main window auto-resizes
  • Sparkle updated to 1.5b6

Web Client Changes
  • The Web Client is now out of beta
  • Minor display fixes
  • On iPhone/iPod touch, launching from the home screen hides the address bar

For a full list of changes, click here.

Note

Transmission now requires at least Mac OS X 10.4.11 with Security Update 2008-002. Mac OS X 10.5 or greater is highly recommended.