The source code of Arena is now available. The copyright is similar to that of the W3C reference library, see the distribution for details.
In addition to the Arena source code itself, the source distribtion includes the JPEG, PNG and W3C reference libraries wich come with their own legal notices.
Warning: We have some trouble with the ftp server...
you can also dowload the beta-2a to beta-2b patch
You can have more informations on OMRON server.
You can also download the sources.
To have the benefits of the I18N, be sure to have I18N defined (-DI18N), and to download more fonts (huge).