Simon Willison’s Weblog

MapOSMatic. Clever service built on top of OpenStreetMap, which renders double sided city maps with a map and grid on one size and an A-Z street name index on the other. Runs on top of Mapnik, PostGIS and Cairo, with a few thousand additional lines of Python and Django.

# 11th July 2010, 12:15 pm / cairo, django, maposmatic, mapping, openstreetmap, postgis, postgresql, python, recovered

Visualising Sorting Algorithms. Aldo Cortesi dislikes animations of sorting algorithms, so he designed a beautiful technique for statically visualising them instead (using Python and Cairo to generate the images).

# 14th April 2009, 8:55 am / aldo-cortesi, python, cairo, sorting, algorithms, visualisation

Graphite. Real-time graphing package for server monitoring, similar to RRDTool. Created by the team at Orbitz, using Django and ExtJS for the frontend and Cairo to generate the graphs.

# 28th June 2008, 11:53 pm / graphite, cairo, orbitz, rrdtool, monitoring, graphing, django, python, extjs

Graphication. Andrew Godwin’s Python graphing library, based on Cairo. Responsible for the very handsome graphs on The Carbon Account.

# 30th March 2008, 7:05 pm / andrew-godwin, graphication, graphing, python, thecarbonaccount, cairo

LastGraph. Now Available. Andrew Godwin has relaunched his LastGraph Last.fm graphing application. The new version is built on Django and S3 and uses Andrew’s Graphication graphing library based on Cairo.

# 15th October 2007, 10:02 pm / graphication, django, andrew-godwin, cairo, lastfm, lastgraph, python, s3, graphing