Map generated using postcode density. Rather beautiful.

Processing in JavaScript. Even works in IE!

Graph of swearing in the Guardian over time. Fear not, though, because ‘even a liberal rag like the Grauniad seems to be pretty resistant to the tidal wave of filth [...]’

Leading and lagging indicators with typical and current values and trends.

Fascinating. Visualise various sociological and demographic data geographically.

A Lua-based graphics system for computer art, visualisations, etc.

Statistical evidence that lawyers don't communicate in English.

A really good reworking of the New York Subway map, taking some geographical liberties for improved topographical clarity (like the London Underground map).

‘Packet Garden captures information about how you use the internet and uses this stored information to grow a private world you can later explore.’

Blog about data visualisation.

Most of these also work on Mac OS X and Windows.