| City Geography Markup Language (CityGML) Encoding Standard 1.0 | Implementing |
| CSW-ebRIM Registry Service - Part 1: ebRIM profile of CSW 1.0.0 | Implementing |
| | CSW-ebRIM Registry Service - Part 2: Basic extension package 1.0.0 | Implementing |
| Filter Encoding Implementation Specification 1.1 | Implementing |
| Geographic Objects Implementation Specification *RETIRED* 1.0.0 | 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 | Implementing |
| Geospatial eXtensible Access Control Markup Language (GeoXACML) 1.0 | Implementing |
| | GeoXACML Implementation Specification - Extension A (GML2) Encoding 1.0 | Implementing |
| | GeoXACML Implementation Specification - Extension B (GML3) Encoding 1.0 | Implementing |
| GML in JPEG 2000 for Geographic Imagery Encoding Specification 1.0.0 | Implementing |
| Grid Coverage Service Implementation Specification 1.0 | Implementing |
| Implementation Specification for Geographic information - Simple feature access - Part 1: Common architecture 1.2.0 | Implementing |
| Implementation Specification for Geographic information - Simple feature access - Part 2: SQL option 1.2.0 | Implementing |
| Location Service (OpenLS) Implementation Specification: Core Services 1.2.0 | Implementing |
| Simple Features Implementation Specification for CORBA 1.0 | Implementing |
| Simple Features Implementation Specification for OLE/COM 1.1 | Implementing |
| Web Coverage Service (WCS) Implementation Standard 1.1.2 | Implementing |
| Web Feature Service (WFS) Implementation Specification 1.1.0 | Implementing |
| Web Map Context Implementation Specification 1.1 | Implementing |
| Web Map Service 1.0 | Implementing |
| Web Map Service 1.1 | Implementing |
| Web Map Service (WMS) Implementation Specification 1.3.0 | Implementing |
| Web Processing Service 1.0.0 | Implementing |
| Web Service Common Implementation Specification 1.0 | Implementing |
| Web Service Common Implementation Specification 1.1.0 | Implementing |
