thinkwhere

Map Warper
Online open source map rectifier written in Ruby On Rails
And utilising  GDAL, OpenLayers and mapserver.

Whooms
A simple and small WMS server, using sinatra and ruby mapscript, for people to upload and serve geotiffs.

Geocodr
Geocodr.net is a geocoding website and webservice that uses k-means clustering to geocode places based on peoples Flickr Photos.

Tagger
A fuzzy web based GIS. Try out the demo http://tinyurl.com/mwxfm
Main project home: http://www.ccg.leeds.ac.uk/software/tagger/
Recently applied to PPGIS study in NW USA “Mapping Tradeoffs in Values at Risk at the Interface Between Wilderness and Non-wilderness Lands” (pdf)

JOSM Plugins
A Java mapping editor for OpenStreetMap. WMS Plugin & UserTools Plugin

OpenStreetMap
Data imports, workshops, training, speaking.

Contributor:
JustCoffee, RubyOnRails e-commerce application
OpenStreetMap, RubyOnRails
GPSMid, map application for phones (j2me)
Mobile Trails Explorer map application for phones (j2me)

Other:
Flickr camera ownership distrubtions.
Flickr GeoRSS creator.
http://www.saferbradford.org.uk/ Project management
Online crime statistics & mapping for Bradford Council
http://mapsandstats.com Online mapping, MapGuide & Coldfusion

TimeTravelAgents.com
TimeTravelAgents written with RubyOnRails, is a project to provoke interest in scientific funding, faith and fun.

Find The Lost Strength Facebook app
RubyOnRails + Facebooker application – a personality profiler with news items and profile box. (> 300 users)