voldemort by voldemort

An open source clone of Amazon's Dynamo.

created at May 31, 2009, 3:27 a.m.

144 +0

2,640 +0

585 +1

elasticsearch by elastic

Free and Open Source, Distributed, RESTful Search Engine

created at Feb. 8, 2010, 1:20 p.m.

203 +3

1,225 +136

24,848 +15

orientdb by orientechnologies

OrientDB is the most versatile DBMS supporting Graph, Document, Reactive, Full-Text and Geospatial models in one Multi-Model product. OrientDB can run distributed (Multi-Master), supports SQL, ACID Transactions, Full-Text indexing and Reactive Queries.

created at Dec. 9, 2012, 8:33 p.m.

274 +0

4,751 +4

871 +0

mapdb by jankotek

MapDB provides concurrent Maps, Sets and Queues backed by disk storage or off-heap-memory. It is a fast and easy to use embedded Java database engine.

created at Aug. 17, 2012, 3:28 p.m.

311 +0

4,906 +4

873 +1

titan by thinkaurelius

Distributed Graph Database

created at Feb. 25, 2012, 10:53 p.m.

403 +0

5,249 +1

1,012 -1

cassandra by apache

Apache Cassandra®

created at May 21, 2009, 2:10 a.m.

442 -1

8,864 +23

3,625 +6

neo4j by neo4j

Graphs for Everyone

created at Nov. 12, 2012, 8:46 a.m.

522 +0

13,413 +32

2,389 +3