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Plugins / Citing & writing

Zotero Metadata Assistant

by CUNY-AI-Lab · github.com/CUNY-AI-Lab/zotero-autofill

Zotero 7 plugin that auto-fills missing metadata using LLMs, Open Library, and Google Books APIs

Citing & writingAI & summariesImport & metadata
View source
Downloads a .xpi file (0.05 MB). In Zotero, open Tools → Plugins and install it from the file.
StarsPeople who starred the repository on GitHub: a rough measure of interest.
3
DownloadsAll-time downloads of its release files from GitHub. Installs from elsewhere aren't counted.
18
ContributorsPeople who have committed code to the repository.
3
LicenceThe licence the code is published under, as GitHub reports it.
AGPL-3.0
B
Atlas gradeUse with care
because a zotero:// link (a web page can open one) can make it install add-ons without asking you (from zotero-plugin-toolkit), and 1 more finding
Applies to v1.0.0, released 25 Nov 2025Code checked · not yet tested in a live Zotero
Doesn't work with the current Zotero (10)Works with Zotero 7, 8.
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 smorello87 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 repository (under its old name)The update address is broken (nothing is there), so Zotero can't update it
Where your data goesOnly contacts services we could identify3 addresses in 3 groups.LowLow concern: normal for plugins that do this job. Listed so you know.
AI services (1)
openrouter.ai
Scholarly services (1)
openlibrary.org
Apps you connect (1)
www.googleapis.com
Where we found it
openrouter.aicontent/scripts/zotero-metadata-assistant.js · line 58
const url = "https://openrouter.ai/api/v1/chat/completions";
openlibrary.orgcontent/scripts/zotero-metadata-assistant.js · line 299
const url = `https://openlibrary.org/isbn/${isbn}.json`;
www.googleapis.comcontent/scripts/zotero-metadata-assistant.js · line 462
const url = `https://www.googleapis.com/books/v1/volumes?q=${encodeURIComponent(query)}&maxResults=5`;
Powerful capabilitiesA zotero:// link (a web page can open one) can make it install add-ons without asking you, and 2 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.Stores API keys or passwordslowLow concern.
Where we found it
A zotero:// link (a web page can open one) can make it install add-o…content/scripts/zotero-metadata-assistant.js · line 859

zotero://plugin

Services.io.getProtocolHandler("zotero").wrappedJSObject._extensions["zotero://plugin"] = pluginBridgeExtension;
A zotero:// link can make it run code if you approve a promptcontent/scripts/zotero-metadata-assistant.js · line 805

zotero://ztoolkit-debug

Services.io.getProtocolHandler("zotero").wrappedJSObject._extensions["zotero://ztoolkit-debug"] = debugBridgeExtension;
Before you installShown, not gradedFacts to help you decide. They don't change the grade.
Works withZotero 7, 8 · not 9, 10, 11 betaDoesn't work with the current Zotero (10)MediumMedium concern: worth reading before you install. One medium finding makes the grade B.
Zotero 7 ✓ worksZotero 8 ✓ worksZotero 9 ✗ doesn't workZotero 10 ✗ doesn't workZotero 11 beta ✗ doesn't work
What you'll needAn API key for some featuresDetected automatically from its code
No further detail for this area yet.
MaintenanceActive · last release 25 Nov 20253 contributors
No further detail for this area yet.
LanguagesDocumentation in EnglishInterface: English and Chinese
No further detail for this area yet.
We report what we found in the code. Open any area for the evidence.How we gradeReport a problem

What it does

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
  • An API key for some featuresWorks without one: Catalogue metadata lookup via Open Library, Google Books and Crossref. Needs a key (OpenRouter and CUNY AI Lab Gateway): AI bibliography parsing (Import Bibliography Text) needs an OpenRouter or CUNY AI Lab Gateway key.
  • Zotero 7, 8Not working with Zotero 10

Where your data goes

We found: only contacts services we could identify. 3 addresses in 3 groups.

AI services (1)
openrouter.ai
Scholarly services (1)
openlibrary.org
Apps you connect (1)
www.googleapis.com
Evidence · file and line
openrouter.aicontent/scripts/zotero-metadata-assistant.js · line 58
const url = "https://openrouter.ai/api/v1/chat/completions";
openlibrary.orgcontent/scripts/zotero-metadata-assistant.js · line 299
const url = `https://openlibrary.org/isbn/${isbn}.json`;
www.googleapis.comcontent/scripts/zotero-metadata-assistant.js · line 462
const url = `https://www.googleapis.com/books/v1/volumes?q=${encodeURIComponent(query)}&maxResults=5`;

Forks and alternatives

No forks listed.

Plugins for the same job

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
Install Zotero Metadata Assistant
BUse with care
Before you install: A zotero:// link (a web page can open one) can make it install add-ons without asking you (from zotero-plugin-toolkit), and 1 more finding.Read the finding
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