N4ce
3D EDGE
ArcEditor® 8.1, 8.2 ECW plugin v1.1.1
ArcGIS® 8.1, 8.2 ECW plugin v1.1.1
ArcInfo® 8.1, 8.2 ECW plugin v1.1.1
ArcView® 3.x ECW plugin v2.4
ArcView® 8.1, 8.2 ECW plugin v1.1.1
AutoCAD 2000/2000i/2002 Family plug-in v1.2
AutoCAD R14 Family ECW Plugin v1.2
Autodesk® CAD Overlay® 200i
Autodesk® CAD Overlay® 2002
Autodesk® Land Desktop 3
Autodesk® Map 5
Axis2000
Cadcorp SIS
Chips
Encom ModelVision Pro
ERDAS® Imagine® 8.5 ECW plugin v1.0
GeoConcept GIS v5.0
GeoMedia 5
Geospatial Data Abstraction Library
GGP GIS ECW support
Global Mapper