You can have a look at all the things that have been fixed and introduced on our history page and in the wiki. Thank you all for the intense testing and the huge and positive feedback we have received in the past.
The most important things that have been introduced in Railo 3.3 are:
- ORM support
- CFM based Event gateway support
- Additional scripting tag support
- Client/Session storage
- Memory enhancements
- New wallpapers
- Railo Extension Shop
You can read more about the introduced new features in the Railo 3.3 release notes.