These are in no particular order. There are likely to be problems and irregularities. However, it is a sampling of links on a single page.
1. Charles, Prince of Wales and Duke of Cornwall and his family and staff have this site:
http://www.princeofwales.gov.uk/personalprofiles/theprinceofwales/index.html
2. International royalists and royal watchers and some royals networking in a casual way:
http://www.theroyalforums.com/forums/private.php
3. Louis de Bourbon and his family hold up the Bourbonist and Bourbon Banner. He lives in Venezuela most of the time and we used to be Facebook friends.
4. Keeping track of French royals and nobles and other royals and nobles in French:
http://www.noblesseetroyautes.com/nr01/
5. The surviving elements of the Prussian Princely and German royal and Imperial House of Hohenzollern:
http://www.hohenzollern.com/startseite/geschichte.php
6 -7. Two sites for the House of Habsburg which has a variety of Princely, royal and Imperial claims and incarnations:
http://www.h-net.org/~habsweb/
http://www.antiquesatoz.com/habsburg/habsburg-family.htm
8.Claimant to exiled Han royalty’s legacy and the Chow lines and his House:
http://himyaosui.wordpress.com/about/
9-11. Three sites for the Claims, Claimants and surviving elements of the House, lines and half Houses of Orleans and Braganza. There are relationships and ties but separate causes and distinct families in Portugal and Brazil:
Pingback: Discussions on the Model Constitution (22d in Series): Direct Imperial Government, Aristocracy | Franksummers3ba's Blog
Pingback: Royal Visits, Lame Ducks and My Own Advent | Franksummers3ba's Blog