Use the information on this page if you are unable to access the above link.
FileOpen Systems provides a set of free plug-ins and viewers that can be used to access documents encrypted with the FileOpen software. These include plug-ins for Adobe Acrobat™ and Reader™, and standalone viewers for handheld platforms.
We recommend the .exe installer for normal interactive installations as it will install the correct version for your platform.The .exe and .msi installers are equivalent. We provide .msi installers for network deployment by system administrators.
System Requirements
Windows 7 or later, Server 2008 or laterAdobe Reader/Adobe Acrobat 9.0 or later
Apple is no longer supporting OSX 10.5, which makes it difficult for us to support it too. This is why the current installer is no longer compatible with OSX 10.5.