ESRI Press Release

May 25, 2005

ArcGIS 9.1 Now Available

Redlands, California—ESRI, the world leader in geographic information system (GIS) software, announced today that ArcGIS 9.1 is now available. ArcGIS 9.1 is a full release of ArcGIS Desktop (ArcReader, ArcView, ArcEditor, and ArcInfo), ArcGIS Engine, ArcGIS Server, ArcIMS, and ArcSDE. In addition, it is the main vehicle for the release of Network Analyst on the ArcGIS platform.

Key features of ArcGIS 9.1

  • Improved quality, stability, and performance—ArcGIS 9.1 includes user-requested quality improvements and enhancements across all products and adds support for large datasets.
  • Improved geoprocessing—ArcGIS 9.1 matches the graphical user interface with the geoprocessing functionality by adding geoprocessing tools to the ArcGIS Desktop products: 63 tools to ArcView, 86 tools to ArcEditor, and 22 tools to ArcInfo.
  • New easy-to-use Merge tool for combining data.
  • Productivity enhancements—Pan to selection, pause drawing, better support for longer field names, Swipe tool, and much more.
  • Save As tool to ease migration—The Save As tool allows users to save a copy of documents (.mxd, .sxd, .lyr) as in version 8.3 with no changes required in 8.3 projects.
  • Better Open Geospatial Consortium, Inc.™ (OGC™), support—ArcGIS 9.1 offers broader support of OGC map standards including Web Map Service, Web Feature Service, and Catalog Services.
  • New improved data—With ArcGIS 9.1, all users have access to 150-meter worldwide natural view imagery and nationwide street data.

ArcGIS Network Analyst

This new extension to the ArcGIS platform provides network-based spatial analysis including routing, travel directions, closest facility, and service area analysis in addition to multimodal network support. The Network Analyst functionality is available for ArcGIS Desktop, ArcGIS Engine, and ArcGIS Server.

New Extension Licensing

With the release of ArcGIS 9.1, ESRI is announcing changes in the licensing of some existing extensions. Specifically, StreetMap for ArcGIS is included with the ArcGIS Desktop products, ArcGIS Engine, and ArcGIS Server. ArcPress for ArcGIS is included with the ArcGIS Desktop products, ArcScan for ArcGIS is included with ArcEditor and ArcInfo, and Maplex for ArcGIS is included with ArcInfo.

In addition, ArcGIS Data Interoperability and ArcGIS Schematics are integrated as optional ArcGIS Desktop extensions, and 3D globe documents as well as 2D maps can be published using ArcGIS Publisher and read using ArcReader.

  ArcGIS Extensions Consolidated With Product Licenses
ArcGIS StreetMap ArcPress for ArcGIS ArcScan for ArcGIS Maplex for ArcGIS
ArcView 9.1 Standard Standard Optional Extension Optional Extension
ArcEditor 9.1 Standard Standard Standard Optional Extension
ArcInfo 9.1 Standard Standard Standard Standard
ArcGIS 9.1 Engine
Developer Kit and Runtime
Standard N/A N/A N/A
ArcGIS 9.1 Server Standard N/A N/A N/A
"Standard" denotes that the functionality and data previously licensed as a separate extension are now included in the corresponding product at no extra charge.

For Developers

Developers who have subscribed to the ESRI Developer Network (EDN) will receive an update of ArcGIS 9.1 products, which include ArcGIS Engine Developer Kit, ArcGIS Server, ArcIMS, ArcSDE, and ArcWeb Services. EDN is a developer-centric annual subscription program that provides software developers with the resources needed to build solutions that embed ESRI's desktop and server technologies.

All ArcGIS Desktop users who are current on their maintenance will automatically receive ArcGIS 9.1. For detailed information about what's new in ArcGIS 9.1, please visit Outside the United States, please contact your local ESRI distributor; see for a current distributor list.

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Press Information:
Jim Rich, ESRI
Tel.: 909-793-2853, extension 1-2189
E-mail (press only):
General Information:


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