Adobe Systems today introduced the public beta of Adobe Digital Editions, a Rich Internet Application (RIA) built from the ground up for digital publishing. With native support for Adobe Portable Document Format (PDF) as well as an XHTML-based reflow-centric publication format, Digital Editions delivers an engaging way to acquire, read, and manage content, including eBooks, digital magazines, digital newspapers and other digital publications. Initially available as a free public beta for Windows, Digital Editions will support Macintosh systems as a Universal Binary application and Linux platforms, as well as mobile phones and other embedded devices in future versions. Version 1.0 is expected to be available in early 2007.