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DALLAS--([ BUSINESS WIRE ])--For the fifth consecutive year, Tyler Technologies, Inc. (NYSE: TYL) has been included in Software Magazineas Software 500 ranking of the worldas largest software and service providers, now in its 30^th year.

"The 2012 Software 500 results show that revenue growth in the software and services industry was again healthy, with total Software 500 revenue of $643.6 billion worldwide for 2011, representing approximately 17 percent growth from the previous yearas list"

Tyler Technologies ranked 179^th with software and services revenue of $279.9 million in 2011.

aThe 2012 Software 500 results show that revenue growth in the software and services industry was again healthy, with total Software 500 revenue of $643.6 billion worldwide for 2011, representing approximately 17 percent growth from the previous yearas list,a said John P. Desmond, editor, Software Magazine.

aWe are honored to be recognized for the fifth straight year by Software Magazine as one of the 500 largest software companies in the world,a said John S. Marr Jr., president and chief executive officer of Tyler Technologies. aTyler Technologies is the largest national provider of integrated software systems and information technology services exclusively focused on the public sector. We have served the public sector for more than 45 years, and we are more committed than ever to delivering current software and services that public-sector entities need to run efficiently while meeting the needs of their many constituents.a

The Software 500 is a revenue-based ranking of the worldas largest software and services suppliers, targeting medium to large enterprises, their IT professionals, software developers, and business managers involved in software and services purchasing.

The ranking is based on total worldwide software and services revenue for 2011. This includes revenue from software licenses, maintenance and support, training, and software-related services and consulting. Suppliers are not ranked on total corporate revenue, since many have other lines of business, such as hardware. The financial information was gathered by a survey prepared by Rockport Custom Publishing LLC. and posted at [ www.softwaremag.com ], as well as from public documents.

About Software Magazine and Rockport Custom Publishing

Software Magazine has been a brand name in the high-tech industry for more than 36 years. Softwaremag.com, its Web counterpart, is the online guide to enterprise software and the home of the Software 500 ranking of the worldas largest software and services companies. Software Magazine and Softwaremag.com are owned and operated by Rockport Custom Publishing. Rockport Custom Publishing is a leading integrated media company focusing on technology. For more information, visit: [ www.rockportpubs.com ].

About Tyler Technologies, Inc.

Tyler Technologies (NYSE: TYL) is a leading provider of end-to-end information management solutions and services for local governments. Tyler partners with clients to empower the public sector a" cities, counties, schools and other government entities a" to become more efficient, more accessible and more responsive to the needs of citizens. Tyleras client base includes more than 10,000 local government offices in all 50 states, Canada, the Caribbean and the United Kingdom. Forbes has named Tyler one of aAmericaas Best Small Companiesa four times in the last five years. More information about Dallas-based Tyler Technologies can be found at [ www.tylertech.com ].