Who operates WMF Zotero Translation Server?

WMF Zotero Translation Server is operated by Wikimedia Foundation. It functions as Wikimedia Foundation's link preview bot.

Does WMF Zotero Translation Server respect robots.txt?

Wikimedia Foundation has not published a robots.txt commitment for WMF Zotero Translation Server. Treat its behavior as unconfirmed and watch your access logs to see whether your rules are honored.

Should I block WMF Zotero Translation Server?

Usually no. Blocking WMF Zotero Translation Server means links to your pages lose their preview cards, which typically reduces how many people click through.

WMF Zotero Translation Server - What It Is & How to Handle It

What is WMF Zotero Translation Server?

WMF Zotero Translation Server is Wikimedia Foundation's link preview bot. The Wikimedia Foundation's Zotero Translation Server is a customized metadata extraction tool that powers Citoid (see wikimedia-citoid), retrieving citation data from URLs, DOIs, and ISBNs using Zotero translators, on demand from website visitor requests.

WMF Zotero Translation Server controls how your links look when they are shared. Rich previews drive clicks across social and messaging platforms, and clean preview metadata also helps AI systems parse your pages. Allowing it keeps your content looking polished wherever it appears.

Like any automated client, WMF Zotero Translation Server consumes crawl budget and appears in your server and CDN logs. Reviewing those logs alongside your robots.txt rules helps you keep automated traffic deliberate and easy to reason about.

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How to handle WMF Zotero Translation Server

You will usually want WMF Zotero Translation Server allowed so shared links render rich previews. Block it only if you do not want preview cards generated for your pages.

To control WMF Zotero Translation Server, add a rule for its user agent to your robots.txt:

User-agent: ZoteroTranslationServer
Disallow: /

Wikimedia Foundation does not publish a robots.txt commitment for WMF Zotero Translation Server, so confirm how it behaves by watching your access logs.

Examples

When a user shares a link, WMF Zotero Translation Server fetches the page's Open Graph tags to build a rich preview card.
A team adds Open Graph and image metadata so WMF Zotero Translation Server renders an attractive preview for shared URLs.

Related bots

WMF Citoid

Citoid is a Wikimedia service in VisualEditor that generates citations from URLs, DOIs, and ISBNs, relying on the Zotero Translation Server (see wikimedia-zotero) for accurate metadata, processed on demand from website visitors.

Preview