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When you're best in class you can afford to be proprietary. Clark & Parsia had a history of open source (eg. Pellet) which was the best in-memory reasoner for
by parasubvert 12y ago
When you're best in class you can afford to be proprietary.
Clark & Parsia had a history of open source (eg. Pellet) which was the best in-memory reasoner for a long time IMO... but not a lot of luck getting sustainable business subscription revenue. This led to the switch to dual-license AGPL in 2008 and now closed-source Stardog...