Active Software Announces Partial Lock-Up Release.

Business Editors/High-Tech Corridor

SANTA CLARA, Calif.--(BUSINESS WIRE)--Jan. 7, 2000

Active Software, Inc. (Nasdaq:ASWX), a leading provider of eBusiness integration software products, today announced that Goldman, Sachs & Co., one of the lead underwriters of Active Software's initial public offering, will release the underwriters' 180-day lock-up restriction on up to 2.6 million shares of Active Software Common Stock held by certain stockholders, beginning on Monday, Jan. 10, 2000.

Fifty percent of the remaining shares held by stockholders participating in the lock-up release will continue to be subject to the existing lock-up restrictions, which expire on Feb. 9, 2000, while the remaining shares will be subject to an additional lock-up period expiring on May 9, 2000. None of the company's employees are participating in the early lock-up release.

About Active Software, Inc.

Founded in 1995, Active Software, Inc, (Nasdaq:ASWX) is a leading provider of eBusiness integration software products that enable the integration of enterprise software applications within and across the extended enterprise. Active Software has more than 150 customers in industries such as telecommunications, financial services, government, technology, utilities, distribution, manufacturing and transportation. Active Software's headquarters are in Santa Clara. For more information, visit the company Web site at www.activesw.com.

Note to Editors: The Active Software logo, Active Software and ActiveWorks, are trademarks or registered trademarks of Active Software Inc. All other trademarks mentioned herein are the property of their respective owners.