**Github**

# Github

## About this network

This is the membership network of the software development hosting site GitHub. The network is bipartite and contains users and projects, with links denoting that a user is a member of a project.

## Network info

Code | GH |

Category | ⬤ Authorship |

Data source | https://github.com/blog/466-the-2009-github-contest |

Vertex type | User, project |

Edge type | Membership |

Format | Bipartite |

Edge weights | Unweighted |

Metadata | Entity |

Size | 233,905 = 177,386 + 56,519 vertices (users + projects) |

Volume | 440,237 edges (memberships) |

Average degree (overall) | 4.9636 edges / vertex |

Average user degree | 7.7892 edges / vertex |

Average project degree | 3.6423 edges / vertex |

Fill | 6.4444 × 10^{–5} edges / vertex^{2} |

Maximum degree | 3,675 edges |

Wedge count | 53,048,506 |

Claw count | 17,233,019,660 |

Square count | 50,894,505 |

4-tour count | 620,327,470 |

Power law exponent (estimated) with d_{min} | 1.9510 (d_{min} = 1) |

Gini coefficient | 74.5% |

Relative edge distribution entropy | 87.4% |

Assortativity | –0.035777 |

Diameter | 22 edges |

90-percentile effective diameter | 6.52 edges |

Mean shortest path length | 5.35 edges |

Spectral norm | 120.27 |

Algebraic connectivity | 0.010204 |

## Downloads

TSV file: | github.tar.bz2 (2.85 MiB) |

Extraction code: | github.tar.bz2 (14.36 KiB) |

## References

[1] | Github network dataset -- KONECT, April 2017. [ http ] |

[2] | Scott Chacon. The 2009 GitHub contest. https://github.com/blog/466-the-2009-github-contest, July 2009. |