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Raw File Download

To reference or cite the objects present in the Software Heritage archive, permalinks based on SoftWare Hash IDentifiers (SWHIDs) must be used.
Select below a type of object currently browsed in order to display its associated SWHID and permalink.

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swh:1:cnt:a46d858acce9da7d61395f7d2315f8a7853dbe07

This interface enables to generate software citations, provided that the root directory of browsed objects contains a citation.cff or codemeta.json file.
Select below a type of object currently browsed in order to generate citations for them.

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Generate software citation in BibTex format (requires biblatex-software package)
Generating citation ...
Requirements
============

* A (virtual) server to install BYCEPS on
* At least two subdomains (administration UI, one party website)
* An SMTP_ server (to send emails)
* Software:

  * Python_ 3.11 or higher
  * PostgreSQL_ 13 or higher (for data persistence)
  * Redis_ 5.0 or higher (for the background job queue)
  * uWSGI_, Gunicorn_, *or* Waitress_ (as WSGI_ server)
  * nginx_ (as `reverse proxy`_, to serve static files, for TLS_)
  * Git_ (for downloading and updating BYCEPS, but not strictly for running it)
  * uv_ (to create a virtual environment and install Python dependencies)

.. _SMTP: https://en.wikipedia.org/wiki/Simple_Mail_Transfer_Protocol
.. _Git: https://git-scm.com/
.. _Gunicorn: https://gunicorn.org/
.. _nginx: https://nginx.org/
.. _PostgreSQL: https://www.postgresql.org/
.. _Python: https://www.python.org/
.. _Redis: https://redis.io/
.. _reverse proxy: https://en.wikipedia.org/wiki/Reverse_proxy
.. _TLS: https://en.wikipedia.org/wiki/Transport_Layer_Security
.. _uv: https://docs.astral.sh/uv/
.. _uWSGI: https://uwsgi-docs.readthedocs.io/
.. _Waitress: https://github.com/Pylons/waitress
.. _WSGI: https://en.wikipedia.org/wiki/Web_Server_Gateway_Interface

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Software Heritage — Copyright (C) 2015–2026, The Software Heritage developers. License: GNU AGPLv3+.
The source code of Software Heritage itself is available on our development forge.
The source code files archived by Software Heritage are available under their own copyright and licenses.
Terms of use: Archive access, API— Content policy— Contact— JavaScript license information— Web API