This site lists all 39 Keys that are mentioned in the Tagwatch Watchlist. More Keys can be added on the corresponding Wikipage.
| Key | Description | Wiki Description | Usage | Details |
|---|---|---|---|---|
| abutters | For describing the predominant usage of land along a road or other way. | En De Fr It Ru Nl Pl | 1454 | Statistics |
| aerialway | Used for various forms of transport for passengers and goods that use wires, including cable-cars, chair-lifts and drag-lifts. | En De Fr It Ru Nl Pl | 2003 | Statistics |
| aeroway | This key is used to mark airports and all that goes with it. | En De Fr It Ru Nl Pl | 8187 | Statistics |
| amenity | For describing useful and important facilities for visitors and residents. | En De Fr It Ru Nl Pl | 889536 | Statistics |
| boundary | The boundary tag is used to mark the borders of areas, mostly political, but possibly also of other administrative areas. | En De Fr It Ru Nl Pl | 79114 | Statistics |
| bridge | A bridge is an artificial construction that spans feature such as a road, railway, waterway or valley and carries a road, railway or other feature. | En De Fr It Ru Nl Pl | 196183 | Statistics |
| building | To mark the outline of a building. | En De Fr It Ru Nl Pl | 5479301 | Statistics |
| construction | The construction tag may be used for any road or railway under construction. | En De Fr It Ru Nl Pl | 6684 | Statistics |
| cutting | Signifies that a linear feature, e.g. a road, cuts into the surrounding land. | En De Fr It Ru Nl Pl | 6719 | Statistics |
| cycleway | The cycleway tag is used to describe the characteristics of a cycleway. | En De Fr It Ru Nl Pl | 69140 | Statistics |
| disused | En De Fr It Ru Nl Pl | 6030 | Statistics | |
| embankment | A raised bank to carry a road, railway, or canal across a low-lying or wet area. | En De Fr It Ru Nl Pl | 12689 | Statistics |
| enforcement | The '''enforcement tag''' is NOT the primary tag for all enforcement informations. Use the relation! | En De Fr It Ru Nl Pl | 1170 | Statistics |
| generator:source | Source of the energy generated (fuel or renewable source) | En De Fr It Ru Nl Pl | 16011 | Statistics |
| healthcare | For anything providing healthcare facilities | En De Fr It Ru Nl Pl | 1261 | Statistics |
| highway | En De Fr It Ru Nl Pl | 6069241 | Statistics | |
| historic | For historic places and buildings. | En De Fr It Ru Nl Pl | 54605 | Statistics |
| landuse | For describing the primary use of areas of land. | En De Fr It Ru Nl Pl | 927784 | Statistics |
| leisure | The leisure tag is for places people go in their spare-time. | En De Fr It Ru Nl Pl | 167094 | Statistics |
| lit | Indicates whether a feature is lit. | En De Fr It Ru Nl Pl | 123273 | Statistics |
| man_made | The man-made tag is for identifying man made structures. | En De Fr It Ru Nl Pl | 70476 | Statistics |
| military | The military tag is for buildings and land used by the military (Navy, Army, Airforce, Marines). | En De Fr It Ru Nl Pl | 2778 | Statistics |
| natural | Used to describes natural physical land features, including ones that have been modified by humans. | En De Fr It Ru Nl Pl | 369039 | Statistics |
| place | The place tag is used on a single node to mark the centre of a named settlement as well as on the whole area to mark its extent. | En De Fr It Ru Nl Pl | 98871 | Statistics |
| power | For marking and tagging facilities for the generation and distribution of electrical power. | En De Fr It Ru Nl Pl | 315091 | Statistics |
| proposed | The proposed tag may be used for any road or railway that is in planning phase. | En De Fr It Ru Nl Pl | 1716 | Statistics |
| railway | The railway tag is used to mark all kinds of railways or other transports using rails. | En De Fr It Ru Nl Pl | 253454 | Statistics |
| route | The route tag is for any kind of non-physical route. | En De Fr It Ru Nl Pl | 48645 | Statistics |
| shop | A place selling a retail product or service. | En De Fr It Ru Nl Pl | 168772 | Statistics |
| smoothness | Provide a classification scheme regarding the physical usability of a way for wheeled vehicles. | En De Fr It Ru Nl Pl | 52195 | Statistics |
| source | For indicating the source of information of anything added to the OSM database. | En De Fr It Ru Nl Pl | 1914369 | Statistics |
| sport | For categorising any specific sport. | En De Fr It Ru Nl Pl | 82453 | Statistics |
| start_date | date when the construction of feature finnished | En De Fr It Ru Nl Pl | 1452 | Statistics |
| surface | Describes the surface of a feature. | En De Fr It Ru Nl Pl | 1251112 | Statistics |
| tourism | Places and things of specific interest to tourists. | En De Fr It Ru Nl Pl | 131589 | Statistics |
| tracktype | Provides a classification of tracks. | En De Fr It Ru Nl Pl | 1204630 | Statistics |
| type | type of a relation or type of a feature | En De Fr It Ru Nl Pl | 229601 | Statistics |
| waterway | The waterway tag is used to mark rivers or other kind of waterways. | En De Fr It Ru Nl Pl | 215009 | Statistics |
| wikipedia | Provides a link to Wikipedia's article about the feature. | En De Fr It Ru Nl Pl | 7981 | Statistics |