Thursby today announced DAVE 4.0, the latest version of its cross-platform file and print sharing application. The update brings several enhancements including Mac OS X 10.2 (Jaguar) compatibility. DAVE 4.0 is scheduled for release in September. Thursby also released a beta version of DAVE 4.0. Customers who would like to test the public beta version of DAVE 4.0 may register to do so at the company’s Web site.