Sundials on the Internet  
   A major information source, with projects, detailed technical information, links to related sites, listings of societies.
   http://www.sundials.co.uk/

The North American Sundial Society  
   Includes general information, links, a register of dials in North America, and a message board.
   http://sundials.org/

Analemmatic Sundials  
   Descriptions of these vertical post sundials, why they work, detailed account of the maths necessary to plot the hour lines.
   http://plus.maths.org/issue11/features/sundials/

Frans Maes' Sundial Site  
   A picture gallery of sundials collected by the author, with annotations and information on each. The majority are in Holland and Belgium. Also includes other information and links.
   http://www.biol.rug.nl/maes/zonnewijzers/welcome-e.htm

The British Sundial Society  
   Information on the society, links, beginner's pages, including simple sundial patterns and templates, online facilities to calculate hour lines for different sundial types.
   http://www.sundialsoc.org.uk/

The Dutch Sundial Society  
   Information is mostly in Dutch, but with some English language pages, including how to calculate several types of sundial.
   http://home.iae.nl/users/ferdv/

Sundials  
   Describes the history of sundials, and their development in Europe from the time of the Greeks. Includes literary and poetic references.
   http://www.hps.cam.ac.uk/starry/sundials.html

Sundial Information  
   Describes sundial parts and names, the basic types, and has make your own pages for three simple types of dial.
   http://home.netcom.com/~abraxas2/sun.htm

Cadrans Solaire  
   Describes different types of sundials, has other technical and general information. Offers free Shadows software to compute sundials of a number of different types for anywhere in the world.
   http://web.fc-net.fr/frb/sundials/defautgb.htm

Phil's Sundial Photo Gallery  
   Includes British and international sundials with description and exact location; sun compasses.
   http://www.sundial.pwp.blueyonder.co.uk

The Analemmatic Sundial  
   Describes design and construction of a six meter wide analemmatic sundial in Canada.
   http://www.steveirvine.com/sundial.html

Sundial Design Program  
   Software to design a vertical (wall mounting) sundial for walls that face up to 60 degrees away from due-south.
   http://www.sunshadow.co.uk

Sundials in the Czech Republic and Slovakia  
   On-line catalogue, with facilities for search, adding records, map, statistics, articles and references.
   http://au23.troja.mff.cuni.cz/~mira/sh/sh.php?lang=1

SUNDI - Sundial Design Software  
   Shareware / freeware software for design and planning of the most popular dials.
   http://members.kabsi.at/i.krastev/astro/sundi.html