I’m working on

contails.com
synchronize mobile, exchange, import and share your contacts

blog.karolzielinski.com
all kind of stuff around the web – entrepreneurship, project management, internet trends

ktotaki.pl
find interesting events in your neighbourhood [polish] — temporary offline

tspot.pl
art & design, lifestyle and much more

develway.pl
find interesing articles and links for developers [polish]