Installing the Vector Tiles Extension
- From the website download page, locate your release, and download: http://sourceforge.net/projects/geoserver/files/GeoServer/2025.1/extensions/geoserver-2025.1-vectortiles-plugin.zip - Warning - Make sure to match the version of the extension to the version of GeoServer. 
- Extract the archive and copy the contents into the GeoServer library - WEB-INF/libdirectory located in:
GeoServer binary Jetty:
<GEOSERVER_ROOT>/webapps/geoserver/WEB-INF/lib
Default Tomcat deployment:
<CATALINA_BASE>/webapps/geoserver/WEB-INF/lib
- Restart GeoServer. 
To verify that the extension was installed successfully
- Open the Web administration interface 
- Click Layers and select a vector layer 
- Click the Tile Caching tab 
- Scroll down to the section on Tile Formats. In addition to the standard GIF/PNG/JPEG formats, you should see the following: - application/json;type=geojson
- application/json;type=topojson
- application/vnd.mapbox-vector-tile
   - Vector tiles tile formats - If you don’t see these options, the extension did not install correctly.