Author, date-time and subject blame parts can be styled separately.
This is configured in Settings... / Editor / Color Scheme / GitToolBox Colors
Before
After
After branch is pushed for the first time notification is displayed with action which allows opening pull request creation in browser.
When project is closed check is done to determine if there are any not committed changes or any not pushed commits.
CodeCommit is supported by open/close file and repository actions along with create pull request.
If there are any large files for which blame calculation might be CPU intensive an editor popup is shown that allows manual triggering of calculation.