Thursby Software Introduces New NFS Software for the Macintosh

January 31, 2000 — Arlington, Texas — Thursby Software announced today
that MacNFS, its new Macintosh-based version of Sun’s Network File System
(NFS) is available for immediate purchase. Designed exclusively for the
Macintosh, MacNFS offers several advantages:

Users can share files with other Macintosh users and multiple-vendored
UNIX machines from their desktop,

Data can be shared with DOS and Windows users, increasing productivity in
a multi-platform environment,

MacNFS allows access to corporate intranets, the Internet and remote
access via PPP for enhanced communication and greater flexibility.

Thursby Software provides a fully functional free evaluation of MacNFS on
their web site at www.thursby.com.

MacNFS is available for $149 retail. For corporate and educational
multi-pack and site license information and pricing, contact Thursby
Software at sales@thursby.com.

As part of this new product introduction, Thursby Software will be offering
trade up and trade in programs. If you are a previous user of MacNFS or if
you use a competitive product, you may qualify for a copy of the new MacNFS
at the reduced price of $79.00. These programs will expire on 3/31/00.
Please contact Thursby Software for details on the trade up or trade in
program.

For More Information
Contact: Warren Witt
(817) 478-5070
witt@thursby.com