mongo by mongodb

The MongoDB Database

created at Jan. 15, 2009, 4:15 p.m.

1,242 +2

25,482 +30

5,476 +1

redis by redis

Redis is an in-memory database that persists on disk. The data model is key-value, but many different kind of values are supported: Strings, Lists, Sets, Sorted Sets, Hashes, Streams, HyperLogLogs, Bitmaps.

created at March 21, 2009, 10:32 p.m.

2,540 -2

64,924 +62

23,468 +12

memcached by memcached

memcached development tree

created at April 24, 2009, 11:34 p.m.

685 +0

13,217 +15

3,242 +2

couchdb by apache

Seamless multi-master syncing database with an intuitive HTTP/JSON API, designed for reliability

created at May 21, 2009, 2:03 a.m.

238 +0

6,028 +11

1,015 +0

cassandra by apache

Mirror of Apache Cassandra

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

444 +1

8,521 +7

3,544 +3

voldemort by voldemort

An open source clone of Amazon's Dynamo.

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

145 +0

2,626 +2

583 +1

elasticsearch by elastic

Free and Open, Distributed, RESTful Search Engine

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

2,682 -4

67,728 +84

24,148 +35

ravendb by ravendb

ACID Document Database

created at March 2, 2010, 11:05 a.m.

157 +0

3,443 +3

819 +1

riak by basho

Riak is a decentralized datastore from Basho Technologies.

created at April 16, 2010, 2:51 p.m.

255 +0

3,903 +0

534 +0

Alchemy-Database by JakSprats

Hybrid Relational-Database/NOSQL-Datastore

created at Aug. 24, 2010, 5:32 a.m.

17 +0

182 +0

29 +0

postgres by postgres

Mirror of the official PostgreSQL GIT repository. Note that this is just a *mirror* - we don't work with pull requests on github. To contribute, please see https://wiki.postgresql.org/wiki/Submitting_a_Patch

created at Sept. 21, 2010, 11:35 a.m.

524 +0

14,786 +54

4,318 +6

blinkdb by sameeragarwal

BlinkDB: Sub-Second Approximate Queries on Very Large Data.

created at Oct. 7, 2011, 12:24 a.m.

95 +0

661 +0

126 +0

go-cache by patrickmn

An in-memory key:value store/cache (similar to Memcached) library for Go, suitable for single-machine applications.

created at Jan. 2, 2012, 1:07 p.m.

117 +0

7,840 +7

854 +1

mysql by twitter-forks

MySQL fork maintained and used at Twitter

created at Jan. 3, 2012, 11:04 p.m.

287 +0

1,722 +0

442 +0

titan by thinkaurelius

Distributed Graph Database

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

404 +0

5,246 +0

1,014 +0

diskv by peterbourgon

A disk-backed key-value store.

created at March 21, 2012, 4:44 p.m.

41 +0

1,349 +2

104 +0

db-readings by rxin

Readings in Databases

created at May 31, 2012, 9:44 p.m.

495 +0

7,477 +8

882 -1

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.

315 +0

4,834 +2

868 +0

rethinkdb by rethinkdb

The open-source database for the realtime web.

created at Oct. 30, 2012, 5:37 a.m.

786 -1

26,534 +10

1,859 +0

neo4j by neo4j

Graphs for Everyone

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

518 +0

12,495 +33

2,318 +2