The 1.3 version of myOSM for Mac is provided as a free download on our website. Our antivirus analysis shows that this Mac download is clean. This free Mac application is a product of Dirk Stichling. The application lies within System Tools, more precisely Device Assistants.
From the developer:
myOSM is an online and offline viewer for various map types such as OpenStreetMap, Cloudmade, and OpenCycleMap. myOSM can also show your current location on the map. There are some major advantages over the corresponding webpages: The maps can be accessed if not being connected to the internet. The various map types can be accessed within the same GUI. Bookmarks for easy access of often used locations. Nearly fullscreen view of the maps.
You may want to check out more software for Mac, such as iCamSource, Line 6 Monkey or i-Installer, which might be related to myOSM.