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OpenGIS Geography Markup Language (GML) Encoding Standard - with corrigendum 3.2.2

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Esri

ArcGIS Desktop 10.8   Registered: 2020-02-19
ArcGIS Desktop 10.8.1   Registered: 2020-11-04
ArcGIS Enterprise 10.8   Registered: 2019-12-26
ArcGIS PRO 2.5   Registered: 2020-02-19
ArcGIS PRO 2.6   Registered: 2020-11-04
ArcMap 10.7   Registered: 2019-03-20

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Nascent Info Technologies Pvt. Ltd.

CityLayers 2.0   Registered: 2019-12-20