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API - Freebase
From Freebase The Freebase API is a collection of HTTP APIs that provide you with read and write access to the data stored in Freebase. The different APIs support different use cases and allow you to get access the same Freebase data in many different ways. The search API returns freebase data given a free text user query. The search service indexes freebase data for any given entity, as well as other sources such as Wikipedia content.NoSQL Databases - NoSQL Databases
Gremlin is a Turing-complete, graph-based programming language developed for key/value-pair multi-relational graphs called property graphs. Gremlin makes extensive use of XPath 1.0 to support complex graph traversals. Connectors exist to various graph databases and frameworks. This language has application in the areas of graph query, analysis, and manipulation.
