- Compatibility: Standards-based
- Multi-threaded processing
- Distributed Filters
- Approximate ("fuzzy") searching
- Advanced Querying for Mail: including options for using 'grep' pattern matching
- Powerful OSA scripting:
- Advanced text composition more...
- Fixed bug in which space-bar navigation didn't work correctly.
- Fixed memory leaks discovered during rebuild/migration testing.
- Mailsmith no longer checks the installed version of SpamSieve; this avoids problems in which the version number in newer versions incorrectly failed the requirements test, so that Mailsmith thought that SpamSieve was not available.
- Mac OS X 10.5 or later