Installing Redmine on OS X 10.9 Mavericks / 10.10 Yosemite / 10.11 El Capitan - Server and Client¶ This is a quick summary of the necessary steps for a simple install of Redmine on Apple OS X Server and client, versions 10.9 - 10.11. This is slightly different from the install for Snow Leopard Server. This is meant only as a supplement, not a replacement, to the official install guide found here.