As reported by our link checker, SourceSpy is down:  We are ignoring the site at link checks from now on: https://github.com/JabRef/jabref/commit/865bf3c15629c07ae550e4a16e33c9853e609634 to get PRs working: https://github.com/JabRef/jabref/pull/6675#issuecomment-655035934 I did not find any public announcement, but will contact @SourceSpyTeam (I found their [GitHub profile](https://github.com/SourceSpyTeam)) to ask about their future. 
As reported by our link checker, SourceSpy is down:
We are ignoring the site at link checks from now on: 865bf3c to get PRs working: #6675 (comment)
I did not find any public announcement, but will contact @SourceSpyTeam (I found their GitHub profile) to ask about their future.