Quartier21 in Vienna offer residencies of anything from 2-6 months in duration. The focus seems to be on intercultural relations, but take a look. It looks pretty nice AND there's a stipend.
In case you aren't aware of jotta.com here is the link where you can find articles giving advice to all sorts of creative practitioners - along with information about various opportunities (including a Berlin residency!) They also have a weekly e-newsletter which you can sign up to - which is usually pretty interesting.