Marketing Contact John Cuthbertson Swell Software, Inc. (810)-982-5955 [email protected]

Press Announcement For Immediate Release

Swell Software, Inc. and Green Hills Software Drive Automotive Embedded Systems Advances

Port Huron, MI—April 11, 2005—Swell Software, Inc., developer of PEG®, announced a close collaboration with Green Hills Software to bring the benefits of the companies’ joint real-time embedded software solution to the automotive market.

“As automotive embedded applications for communication, engine and transmission control, infotainment, safety, comfort and other purposes become more intelligent, they need a strong, responsive real-time software foundation,” John Cuthbertson, Swell Software's Marketing and Partner Relations Manager, said. “Manufacturers are learning Swell Software's GUI and Green Hills RTOS can provide the real-time developer the most complete real-time solution for graphical telematic applications.”

PEG® is written with the embedded market firmly in mind, meaning every feature is weighed against code size and performance characteristics. PEG® is fully integrated with INTEGRITY's messaging, memory management and synchronization services. This yields the lowest possible overhead and the only true real-time multi-tasking GUI environment available.

PEG® small footprint, high performance and event driven programming model and broad hardware support makes it perfect for today's demanding telematic systems. To ensure RTOS reliability, Green Hills Software’s INTEGRITY features full memory, application and device driver protection along with guaranteed resource availability for systems’ most critical tasks.

In addition to promoting more reliable automotive software, Swell Software and Green Hills Software lower their customers’ costs to give manufacturers a competitive edge. Both PEG® and INTEGRITY provide a highly cost-effective, scalable embedded solution, with minimal RAM and CPU requirements on the target system, thus lessening manufacturing costs while enabling customers to deploy extremely fast and reliable applications.

About Green Hills Software

Founded in 1982, Green Hills Software, Inc. is the technology leader for real-time operating systems and software development tools for 32- and 64-bit embedded systems. The royalty-free velOSity , INTEGRITY RTOS, , MULTI and AdaMULTI Integrated Development Environments and TimeMachine product line offer a complete development solution that addresses embedded systems from the lowest cost consumer products to the most safety-critical aircraft flight systems. Green Hills is headquartered in Santa Barbara, CA, with European headquarters in the United Kingdom. Visit Green Hills Software on the web at www.ghs.com.

About Swell Software, Inc.

Founded in 1997, Swell Software is the leader in embedded GUI development tools. Our PEG® products were created to fill a void in the existing software tools industry by providing a graphical user interface solution created specifically for use in embedded systems. PEG® products have been licensed worldwide in thousands of embedded systems serving such markets as communications, medical, industrial components, & consumer electronics. Our customer base includes many of the worlds largest OEM's who utilize our software in creating the most innovative and successful products available. For more information contact us @ 810-982-5955 or visit www.swellsoftware.com.

PEG®, PEG+™ and /PEG™ are trademarks or registered trademarks of Swell Software, Inc. in the U.S. and/or internationally. All other trademarks are the property of their respective owners.