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Samizdat Samizdat is a generic RDF-based engine for building collaboration and open publishing web sites. Samizdat will let users cooperate and coordinate on all kinds of activities, including media activism, resource sharing, education and research, advocacy, etc., by allowing everyone to publish, view, comment, edit, and aggregate text and multimedia resources, vote on ratings and classifications, filter resources by flexible sets of criteria. Sesame Sesame is an Open Source RDF Schema-based repository and querying facility. It is a scalable, modular architecture for persistent storage and querying of RDF and RDF Schema.