From what I've heard, large portions are copied from the Una-bomber, but the extreme left-wing ideology buzzwords changed to "multiculturalism", Islam, "cultural marxism" et c. Haven't read it though, but I think the ny moral blog that Mikko linked to makes a decent, un-biased reflection of it.
The death count is down to about 68 at Utöya, and 8 in Oslo. Never understood how they estimate those figures, and they can be over 20% inaccurate.
Seems like the access to buying manure is a bigger deal right now than guns. Don't know really where he got them from, the weapons. But at least the ammunition (dum-dum bullets) weren't acquired legally; the main issue when it comes to weapons over here is how to stop them from entering the country unsolicited, rather than preventing people from buying them. The debates over here are more circling around his political ideas, how his anti-Islam discourse is reflected in and parallel the nationalist populist parties recently voted into office both in Sweden and Finland (more recently, and with less success than in Norway and Denmark).