ZF2 Sample Application (Database in data folder)
Includes 
  1. Authentication (Application module)
  2. CRUD Operation 
  3. Pagination (Album module)
  4. ACL (Application module)
  5. Multiple DB (Album Module)
  6. Image upload (User module registration)
  7. REST in zf2
  
Reference :
http://samsonasik.wordpress.com/
ZF2 Documentation