| Filter Encoding 1.0 | Implementing |
| Filter Encoding Implementation Specification 1.1 | Implementing |
| Geography Markup Language 2.1.1 | Implementing |
| Geography Markup Language (GML) Encoding Specification 3.0 | Implementing |
| Geography Markup Language (GML) Encoding Standard 3.2.1 | Implementing |
| GeoRSS, An Introduction to 1.0.0 | Implementing |
| KML 2.1 Reference - An OGC Best Practice 2.1.0 | Implementing |
| Location Services (OpenLS): Core Services [Parts 1-5] 1.0 | Implementing |
| Styled Layer Descriptor (SLD) Implementation Specification 1.0 | Implementing |
| Web Feature Service 1.0.0 | Implementing |
| Web Feature Service (WFS) Implementation Specification 1.1.0 |  Compliant 2019-12-03 |
| | Web Feature Service (WFS) Implementation Specification (Basic) 1.1.0 | Compliant 2019-12-03 |
| Web Feature Service 2.0 Interface Standard (also ISO 19142) 2.0 | Implementing |
| | Basic WFS 2.0 | Implementing |
| | Transactional WFS 2.0 | Implementing |
| Web Map Context Implementation Specification 1.1 | Implementing |
| Web Map Service 1.0 | Implementing |
| Web Map Service 1.1.1 | Compliant 2019-12-03 |
| Web Map Service (WMS) Implementation Specification 1.3.0 | Compliant 2019-12-03 |
| Web Service Common Implementation Specification 2.0.0 | Implementing |
