What's changed in version 4.0.1 (14 May 2020):
- Fixed a bug that made WhatsOpen crash on OS X 10.10 and 10.11.
- Updated the toolbar icons with the ones from WhatsOpen 2.7.
What's changed in version 4.0 (3 May 2020):
This version is based on version 2.1 of the original app as released in 2008.
- Added a Volumes column.
- Removed the CPU column.
- The Volumes, Users and Apps popup menus show the number of open files per menu item.
- The Superuser login can be saved in the Keychain - see Help / Root for explanation.