github.com/cayleygraph/cayley@v0.7.7/README.md (about)

     1  <div align="center">
     2    <a href="https://github.com/cayleygraph/cayley">
     3      <img width="200" src="static/branding/cayley_bottom.png?raw=true" alt="Cayley">
     4    </a>
     5  </div>
     6  
     7  [![Build Status](https://travis-ci.com/cayleygraph/cayley.svg?branch=master)](https://travis-ci.com/cayleygraph/cayley)
     8  [![Container Repository](https://img.shields.io/docker/cloud/build/cayleygraph/cayley "Container Repository")](https://hub.docker.com/r/cayleygraph/cayley)
     9  
    10  Cayley is an open-source database for [Linked Data](https://www.w3.org/standards/semanticweb/data). It is inspired by the graph database behind Google's [Knowledge Graph](https://en.wikipedia.org/wiki/Knowledge_Graph) (formerly [Freebase](http://freebase.com)).
    11  
    12  [![Get it from the Snap Store](https://snapcraft.io/static/images/badges/en/snap-store-white.svg)](https://snapcraft.io/cayley)
    13  
    14  ## [Documentation](https://cayley.gitbook.io/cayley/)
    15  
    16  ## Features
    17  
    18  - Built-in query editor, visualizer and REPL
    19  - Multiple query languages:
    20    - [Gizmo](./docs/GizmoAPI.md): query language inspired by [Gremlin](http://gremlindocs.com/)
    21    - [GraphQL](./docs/GraphQL.md)-inspired query language
    22    - [MQL](./docs/MQL.md): simplified version for [Freebase](https://en.wikipedia.org/wiki/Freebase) fans
    23  - Modular: easy to connect to your favorite programming languages and back-end stores
    24  - Production ready: well tested and used by various companies for their production workloads
    25  - Fast: optimized specifically for usage in applications
    26  
    27  ### Performance
    28  
    29  Rough performance testing shows that, on 2014 consumer hardware and an average disk, 134m quads in LevelDB is no problem and a multi-hop intersection query -- films starring X and Y -- takes ~150ms.
    30  
    31  ## Community
    32  
    33  - Website: [cayley.io](https://cayley.io)
    34  - Slack: [cayleygraph.slack.com](https://cayleygraph.slack.com) -- Invite [here](https://cayley-slackin.herokuapp.com/)
    35  - Discourse list: [discourse.cayley.io](https://discourse.cayley.io) (Also acts as mailing list, enable mailing list mode)
    36  - Twitter: [@cayleygraph](https://twitter.com/cayleygraph)
    37  - Involvement: [Contribute](./docs/Contributing.md)