Грамматический Словарь Русского Языка (+ английский, японский, etc)

Lemmatiser for Danish, Dutch, English, German, Polish, Romanian, Russian and tens of other languages, that uses affix rules (affix: prefix, infix, suffix, circumfix). Rules are obtained by supervised learning from a full form - lemma list.

Latin POS Tagger & Lemmatizer for Python

Using supervised learning, create a set of affix rules for use by the CSTlemma lemmatiser.

Lemmagen Python bindings exported from https://pypi.python.org/pypi/Lemmagen

A light-weight version of estnltk 1.4