Users

Libraries

• OpenLayers Demo
• OGR GeoJSON Driver Information
• MapFish
  • Java implementation
  • PHP implementation
• geojson Python Library, http://pypi.python.org/pypi/geojson/1.0.1/
• Shapely (GeoJSON Geometries)
• GeoRuby

Servers

• FeatureServer Example
• GeoServer
• WPServer Example
• GeoDjango
• ArcDeveloper Project Google Group
• Mapbender
• Pleiades?
• Knowhere? I Think.
• GeoCommons (formerly Mapufacture) Developers API
• CubeSERV WFS from CubeWerx Inc. (example)
• MapFish
• Cadcorp GeognoSIS
• CARIS Spatial Fusion Enterprise Server
• SimpleGeo
• Twitter
• MongoDB 2.4

Desktop Apps

• FME
• Cadcorp SIS (screenshot)
• Arc2Earth, according to http://tinyurl.com/2oo5o8

Web Services

• geo:truc
• FireEagle

Spatial Databases

• PostGIS (since version 1.3.4)
• Oracle Spatial (third party implementation)