Several resources allow you to preview and start using OSSIE

• OSSIE 0.7.4 Installation and User Guide (PDF)
• Source Tarballs
• Live DVD (Contains Ubuntu with OSSIE core framework, tools, application software, and support for USRP1) Boot from DVD or install Ubuntu and OSSIE to hard drive. User="ossie", no password (0.7.2-0.7.4), password="wireless" (0.7.0)
• VMware Images (user="ossie", password="wireless", root password="wireless" for recent versions)
• Video Demos and Tutorials
• Component Update Guide (for pre-0.6.2 components, 0.6.2 components and updated components should work with 0.7.x)
• Laboratory/Tutorial Exercises (for use in classes or self-paced study, 0.7.x versions now available)
• Frequently Asked Questions
• Mailing List Archives