2015-12-13: THE CATALOGUE HAS MOVED TO GITHUB!
2015-09-16: THE CATALOGUE IS MOVING TO GITHUB!
The Google spreadsheet can now be accessed from here. The reason for the migration is to allow for controlled contributions and better performance. The data is all collected in a single Comma Separated Value (.csv) file, which you can view, download and edit. While both the Google spreadsheet and the new .csv versions will be maintained, this website will soon cease to exist.