Although there is an OpenJazz port for Dingux already, Zear comes up with many improvements compared to the old port.

Let’s list the most important ones:

* compiled against the latest svn (129), it has A LOT of updates, like:
– partial support of mode7 bonus level
– all the levels are playable and completable
– partial support of the first boss – medivo guardian
– plasma effect in the main menu
– partial support of the cut-scene movies
– many minor fixes
* improved button mapping in-game and in the menu
* fixed music not looping
* support of two resolutions: 320×240 and 320×200
* support of usb networking multiplayer
* merged dingux patches with the vanilla svn, dingux port is now official!

http://boards.dingoonity.org/dingux-releases/openjazz-2148/