Finds the shortest chain of co-authorship between given authors in your library.
Erdos for Zotero has Atlas grade A (recommended) because every code check came out low. It's a Zotero 6 plugin, so Zotero 7 and later can't load it. What to use instead. Last checked 6 Nov 2026.
Downloads a .xpi file (0.04 MB). In Zotero, open Tools → Plugins and install it from the file.
In useAn estimate of how many copies of Zotero have it: Zotero downloads each new version once for every copy that has the plugin, so we count the downloads of its most-downloaded recent release. Rounded. Plugins that update from outside GitHub count low.
38
DownloadsAll-time downloads of its release files from GitHub, counting every update. Installs from elsewhere aren't counted.
81
ReleasesVersions published on GitHub. Everyone who has the plugin downloads each one again, which adds up in Downloads.
7
StarsPeople who starred the repository on GitHub: a rough measure of interest.
4
ContributorsPeople who have committed code to the repository.
1
LicenceThe licence the code is published under, as GitHub reports it.
None stated
A
Atlas gradeRecommended
A+AABC
because every code check came out low
Next rung: A+, once we've tested it installed in Zotero 10.
Applies to v1.2.3, released 10 Feb 2022Code checked · not yet tested in a live Zotero
Legacy plugin for Zotero 6 onlyUses the old plugin format. Zotero 7 and later can't load it.
What we found in the codeSets the gradeThe worst finding in these three areas sets the grade.
Code transparencyReadable code, uploaded by the project's automated GitHub buildThe release file was uploaded by the project's automated GitHub build. We haven't yet rebuilt it from the source to compare.LowLow concern: normal for plugins that do this job. Listed so you know.
Updates
Updates come from this project's GitHub repositoryThe update address offers this version
Where your data goesNo web requests foundLowLow concern: normal for plugins that do this job. Listed so you know.
No further detail for this area yet.
Powerful capabilitiesWorks with files on your computerLowLow concern: normal for plugins that do this job. Listed so you know.
Low concern (1)
Works with files on your computer
Before you installShown, not gradedFacts to help you decide. They don't change the grade.
Works withZotero 6 only (legacy plugin)Doesn't work with the current Zotero (10)MediumMedium concern: worth reading before you install. One medium finding makes the grade B.
Finds the shortest chain of co-authorship between given authors in your library.
For people curious how closely two authors are connected, in the manner of Erdos numbers. It is a Zotero 6 plugin.
What you'll need
Detected automatically
We haven't detected any setup requirements. That isn't the same as none: check the developer's README.
Where your data goes
We found: no web requests found.
Forks and copies
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The developer's response
The developer hasn't responded. Developers can reply here, and their reply sits next to our findings.I'm the developer
Ratings and reviews
What people who use it say. This is separate from the grade, which is what the code does, and never changes it.
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