Download Opal
Stable release
The most recent stable release is opal-1.0. It is
available for download in the stable directory.
Snapshots
The snapshots of development releases can be found in
snapshots directory.
CVS tree
Here you can see the CVS source
repository. It allows you to browse all files of Opal and view
differences between versions. The CVS (concurrent version system)
is a program for managing versions and branches of development.
More on CVS here.
Old releases
The old releases are also available for download,
altough getting the development snapshot should be more wise.