Zotero 7 Plugin for easily obtaining the CCF rating, corresponding conference/journal, and citation count of a paper using a cascading Semantic Scholar + DBLP engine.
Downloads a .xpi file (0.08 MB). In Zotero, open Tools → Plugins and install it from the file.
StarsPeople who starred the repository on GitHub: a rough measure of interest.
17
DownloadsAll-time downloads of its release files from GitHub. Installs from elsewhere aren't counted.
428
ContributorsPeople who have committed code to the repository.
1
LicenceThe licence the code is published under, as GitHub reports it.
AGPL-3.0
B
Atlas gradeUse with care
A+ABBC
because it contacts a server on a hosting platform: dblp.timetrap.workers.dev, and 2 more findings
Next rung: A, once every finding in the code comes out low.
Applies to v0.3.2, released 22 May 2026Code checked · tested installed in Zotero 9.0.6 on 27 Sep 2026
Doesn't work with the current Zotero (10)Works with Zotero 7, 8, 9.
What we found in the codeSets the gradeThe worst finding in these three areas sets the grade.
Code transparencyReadable code; not yet checked against the published sourceThe developer uploaded the release file from the Fangziyang0910 account. We haven't yet checked whether this file matches the public source code.UnknownWe couldn't check this yet.
Updates
Updates come from this project's GitHub repositoryThe update address is broken (nothing is there), so Zotero can't update it
Where your data goesContacts a server on a hosting platform: dblp.timetrap.workers.dev7 addresses in 2 groups.MediumMedium concern: worth reading before you install. One medium finding makes the grade B.
Cloud functions (1)
dblp.timetrap.workers.dev
Scholarly services (6)
api.semanticscholar.orgseen when we ran itIt contacted this address when we ran it in Zotero.dblp.orgnamed in its codeThe address is in its code, but we didn't trace a request to it. It may be a link or unused.dblp.uni-trier.denamed in its codeThe address is in its code, but we didn't trace a request to it. It may be a link or unused.link.springer.comnamed in its codeThe address is in its code, but we didn't trace a request to it. It may be a link or unused.www.journals.elsevier.comnamed in its codeThe address is in its code, but we didn't trace a request to it. It may be a link or unused.www.usenix.orgnamed in its codeThe address is in its code, but we didn't trace a request to it. It may be a link or unused.
Where we found it
dblp.timetrap.workers.devchrome/content/scripts/ccfplus.js · line 13842
Powerful capabilitiesA zotero:// link (a web page can open one) can make it install add-ons without asking you, and 1 moreMediumMedium concern: worth reading before you install. One medium finding makes the grade B.
A zotero:// link (a web page can open one) can make it install add-ons without asking you (from zotero-plugin-toolkit)mediumMedium concern: worth reading before you install.A zotero:// link can make it run code if you approve a prompt (from zotero-plugin-toolkit)mediumMedium concern: worth reading before you install.
Where we found it
A zotero:// link (a web page can open one) can make it install add-o…chrome/content/scripts/ccfplus.js · line 129
Before you installShown, not gradedFacts to help you decide. They don't change the grade.
Works withZotero 7, 8, 9 · not 10, 11 betaDoesn't work with the current Zotero (10)MediumMedium concern: worth reading before you install. One medium finding makes the grade B.
Description coming soon. We haven't written a summary yet. The line above is the developer's own description; the developer's README is linked above.
What you'll need
Detected automatically
Zotero 7, 8, 9Not working with Zotero 10
Where your data goes
We found: contacts a server on a hosting platform: dblp.timetrap.workers.dev. 7 addresses in 2 groups.
Cloud functions (1)
dblp.timetrap.workers.dev
Scholarly services (6)
api.semanticscholar.orgseen when we ran itdblp.orgnamed in its codedblp.uni-trier.denamed in its codelink.springer.comnamed in its codewww.journals.elsevier.comnamed in its codewww.usenix.orgnamed in its code
Evidence · file and line
dblp.timetrap.workers.devchrome/content/scripts/ccfplus.js · line 13842