1) Web Service Common.
2) Web Map Service.
3) Web Feature Service.
4) Filter Encoding.
5) Web Coverage Service.
6) Web Processing Service.
7) Catalogue Service and ISO 19139.
8) Sensor Observation Service.
9) Other services.
2) Web Map Service.
3) Web Feature Service.
4) Filter Encoding.
5) Web Coverage Service.
6) Web Processing Service.
7) Catalogue Service and ISO 19139.
8) Sensor Observation Service.
9) Other services.