| City Geography Markup Language (CityGML) Encoding Standard 1.0 | Implementing |
| City Geography Markup Language (CityGML) Encoding Standard 2.0 | Implementing |
| Filter Encoding 2.0 Encoding Standard 2.0 | Implementing |
| Filter Encoding 2.0 Encoding Standard - With Corrigendum 2.0.3 | Implementing |
| Filter Encoding Implementation Specification 1.1 | Implementing |
| Geography Markup Language 2.1.1 | Implementing |
| Geography Markup Language 2.1.2 | Implementing |
| Geography Markup Language (GML) Encoding Specification 3.0 | Implementing |
Geography Markup Language (GML) Encoding Standard 3.2.1
 Official Reference Implementation |  Compliant 2016-10-24 |
| Web Feature Service 1.0.0 | Implementing |
Web Feature Service (WFS) Implementation Specification 1.1.0
Official Reference Implementation | Compliant 2016-10-24 |
| | Web Feature Service (WFS) Implementation Specification (Basic) 1.1.0 | Implementing |
Web Feature Service 2.0 Interface Standard (also ISO 19142) 2.0
Official Reference Implementation | Compliant 2016-10-24 |
| | Basic WFS 2.0 | Implementing |
| Web Map Service 1.1.1 | Implementing |
| Web Map Service (WMS) Implementation Specification 1.3.0 | Implementing |
