NWiki is the only wiki engine designed from scratch to be a part of a LMS. Its completely integrated with moodle and supports mediawiki markup, implements student grading and lots of features designed for educational use of wikis.
NWiki will be distributed as the default wiki engine in Moodle 1.9 and on fall 2007 will support the OKI (Open Knowledge Iniciative ) standard, so will be interoperable also with other LMS OKI compliant, such as SAKAI.
These details are provided for information only. No information here is legal advice and should not be used as such.