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

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

ArangoDB

ArangoDB database is an open-source NoSQL solution with a flexible data model for documents, graphs, and key-values. Build high performance applications using a convenient sql-like query language or JavaScript extensions.

Free Open Source Mac OS X Windows Linux

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

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

Apache HBase

HBase is an open source, non-relational, distributed database modeled after Google's BigTable and is written in Java. It is developed as part of Apache Software...

Free Open Source Linux Web

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

NosDB

NosDB is a 100% native .NET Open Source NoSQL Database (released under the Apache 2.0 License). NosDB is extremely fast and linearly scalable and allows your .NET...

Free Open Source Windows

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

FleetDB

FleetDB offers a flexible and expressive data model designed for the needs of modern application developers; a combination of schema-free records, declarative queries...

Free Open Source Mac OS X Windows Linux

Raven DB

Raven is an Open Source (with a commercial option) document database for the .NET/Windows platform. Raven offers a flexible data model design to fit the needs of real...

Free Open Source Windows

VoltDB

VoltDB is a blazingly fast NewSQL database system. It is specifically designed to run on modern scale-out architectures - fast, inexpensive servers connected via...

Free Open Source Mac OS X Windows 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

Persevere

Persevere is designed to create applications with user interface implemented primarily on the client side and Persevere playing the role as an HTTP-based RESTful data...

Free Open Source Mac OS X Windows Linux