Pegasus v1.1 has been officially released for the Mac. You get all the same great gameplay and units from the PC version. A big thanks to SuperKev for putting a Mac version together for us.
You can currently get the Pegasus v1.1 Mac from SuperKev's site, and it will be uploaded to ModDB soon:
Pegasus v1.1 Mac Release
If there are any problems, please direct all your Mac related issues to SuperKev on his website - the team do not own Macs and therefore have no way to test this release.