You are not logged in. However you can subscribe from another Fediverse account, for example Lemmy or Mastodon. To do this, paste the following into the search field of your instance: !email@example.com
Subscribe to see more stories about technology on your homepage
Mojeek has answered the question about open sourcing their engine here https://community.mojeek.com/t/is-mojeek-open-source/237/2
They are constantly tweaking so it will get better.