OS Compatibility

64-bit Compatibility

Beginning with the release of macOS “High Sierra” 10.13.4 and continuing in macOS “Mojave” 10.14, the OS will alert the user when opening a 32-bit application. More information on this issue is available here.

The following (and all newer) versions of our products are 64-bit ready and compatible with the requirements of macOS 10.13.4 and later:


macOS Mojave (10.14)

Please note that we have not yet completed testing with macOS 10.14 “Mojave”. The information provided here is preliminary and we will update it once we have completed testing with the public release of macOS 10.14.

The following (and all newer) versions of our products are compatible with macOS 10.14 “Mojave”:

If you are planning to upgrade to macOS Mojave, you must update to BBEdit 12.1.6 before you install the OS upgrade.

If you do not, BBEdit’s automatic version checking will function, but the “Install Update” button will appear to do nothing.

In that case, you will need to manually download and install the 12.1.6 update, which you can do from the BBEdit updates page.



macOS High Sierra (10.13)

The following (and all newer) versions of our products are compatible with macOS 10.13 “High Sierra”:

Due to compatibility issues in the OS that we have worked around, we recommend against using any version of our products older than those listed above on macOS 10.13. Please make sure that you are running macOS 10.13.4 or later.

As always, we recommend keeping your OS up to date, in order to get the latest fixes and improvements from Apple.


macOS Sierra (10.12)

The following (and all newer) versions of our products are compatible with macOS 10.12 “Sierra”:

Due to bugs in the OS that we have worked around, we recommend against using any version of our products older than those listed above on macOS 10.12.

As always, we recommend keeping your OS up to date, in order to get the latest fixes and improvements from Apple.


OS X El Capitan (10.11)

The following (and all newer) versions of our products are compatible with OS X 10.11 “El Capitan”:

Due to bugs in the OS that we have worked around, we recommend against using any version of our products older than those listed above under OS X 10.11.

As always, we recommend keeping your OS up to date, in order to get the latest fixes and improvements from Apple.