PostgreSQL

PostgreSQL is a powerful, open source object-relational database system. It has more than 15 years of active development and a proven architecture that has earned it a strong reputation for reliability, data integrity, and correctness.

Free Open Source Mac OS X Windows Linux BSD

MongoDB

MongoDB (from "humongous") is a scalable, high-performance, open source NoSQL database. The database is document-oriented so it manages collections of JSON-like documents.

Free Open Source Mac OS X Windows Linux BSD Web

MariaDB

MariaDB is a backward compatible, drop-in replacement of the MySQL® Database Server. It includes all major open source storage engines. The source code for MariaDB is publically available from Launchpad.

Free Open Source Windows Linux BSD

Redis

Redis (REmote DIctionary Server) is an open-source, networked, in-memory, key-value data store with optional durability. It is often referred to as a data structure server since keys can contain strings, hashes, lists, sets and sorted sets.

Free Open Source Mac OS X Windows Linux BSD Self-Hosted

CouchDB

Apache CouchDB is a distributed, fault-tolerant and schema-free document-oriented database accessible via a RESTful HTTP / JSON API.

Free Open Source Mac OS X Windows Linux Android BSD

RethinkDB

RethinkDB pushes JSON to your apps in realtime. When your app polls for data, it becomes slow, unscalable, and cumbersome to maintain.

Free Open Source Mac OS X Windows Linux BSD

CouchBase

Couchbase is the NoSQL database market share leader, with production deployments at AOL, Deutsche Post, NTT Docomo, Salesforce.com, Turner Broadcasting Systems, Zynga and hundreds of other organizations worldwide.

Free Open Source Mac OS X Windows Linux

neo4j

You can think of Neo4j as a high-performance graph engine with all the features of a mature and robust database. The programmer works with an object-oriented...

Free Open Source Mac OS X Windows Linux

Orient DB

The Document-Graph database supports SQL and Native Queries, asynchronous commands, intents, and much more.

Free Open Source Mac OS X Windows Linux

CockroachDB

Cockroach is a distributed key/value datastore which supports ACID transactional semantics and versioned values as first-class features. The primary design goal is...

Free Open Source Mac OS X Linux BSD

Cosmos DB

Azure DocumentDB is a NoSQL document database service designed from the ground up to natively support JSON and JavaScript directly inside the database engine. It’s the...

Commercial Web

Tarantool

A NoSQL database running in a Lua application server. Tarantool combines the network programming power of Node.JS with data persitence capabilities of Redis. .

Free Mac OS X Linux BSD

Titan Database

Titan is a scalable graph database optimized for storing and querying graphs containing hundreds of billions of vertices and edges distributed across a multi-machine...

Free Open Source Mac OS X Windows Linux

NetworkX

NetworkX is a Python language software package for the creation, manipulation, and study of the structure, dynamics, and functions of complex networks.

Free Open Source Windows Linux Python

Amazon Redshift

Amazon Redshift is a fast, fully managed, petabyte-scale data warehouse solution that makes it simple and cost-effective to efficiently analyze all your data using your...

Commercial Web

DeepDB

DeepDB is a new general purpose database for #BigData and the #Cloud that performs simultaneous transactions and analytics … in real-time, on the same data set.

Commercial Linux

Dgraph

Dgraph - an open source, low latency, high throughput, native and distributed graph database.

Free Open Source Windows Linux Mac

Trinity Graph Engine

Graph Engine (GE) is a distributed, in-memory, large graph processing engine, underpinned by a strongly-typed RAM store and a general computation engine. .

Free Web