Tribeworks Inc. on Monday announced the release of
iShell 4, a new version of its cross-platform multimedia development environment. The new version of the software adds one-click deployment and sports increased protection of media assets. iShell 4 is a visual programming environment that works on Mac OS X, Mac OS 9 and Windows, providing CD-ROM authoring, XML support, MPEG-4 support and more. iShell 4 costs US$495 per platform or $795 for multi platform development.