NStagger – The .NET Stockholm Tagger
Stagger is a Swedish part-of-speech tagger based on Collins (2002) averaged perceptron. Per-token accuracy is about 96.6 percent (10-fold cross validation on SUC 3.0), which compares favorably to other published results for Swedish.
Original Research and Java version at: https://www.ling.su.se/english/nlp/tools/stagger/stagger-the-stockholm-tagger-1.98986