https://github.com/carsten0x51h/ - My github page which holds the source code of my software projects I present on this blog.
http://www.2innature.com - My travel blog with photos and travel reports - not related to astronomy.
http://blog.gulinux.net - Interesting website of a friend who also is a software developer and stargazer - it contains some nice self-written astronomy tools and great astro-pics.
http://www.skymonsters.net - Nicola Montecchiari is a software developer and amateur astronomer from Italy. His website presents many topics around astronomy and absolutely fantastic clear and sharp images of our nightsky.
http://www.lapalma-parati.com - La Palma Para Ti - Local news from La Palma which might be interesting if you visit this beautiful island.
https://miikkasikkila.wordpress.com - A friend's blog about La Palma.
http://lapalma.hdmeteo.com/ - Weather on La Palma
http://catserver.ing.iac.es/weather/ - Weather and seeing at Roque de Los Muchachos
http://brittameier.com - Real estates and properties on La Palma
http://www.slayradio.org/ - C64 SIDs & remixes - Best stuff for coding.