Gregory is running on a Digital Ocean virtual private server with these specs.

  • 2 vCPU
  • 4 GB Memory
  • 80 GB Disk
  • Ubuntu 20.04 (LTS) x64

Up to date information on the cost of running the server can be found in the Annual Reports.


Gregory’s brain is composed of three elements, Node-RED to run searches and Django to run machine learning algorithms, produce the API, send notifications, and other emails.

Content Management Software

We are using Hugo to generate the static pages that make up the website.


The website’s Design and HTML was created by Creative Tim and ported to Hugo by Bruno Amaral.

Third party services

Email delivery and management of mailing list is provided by Mailgun, using a flex tier account.

Monitoring is done by https://healthchecks.io/

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This is an independent project that runs on the good will of volunteers

You can help by spreading the word or by donating what you can to pay for the server costs.