MARC21 Viewer

Unknown author · Tools

Open in Chrome Web Store

Users

Avg rating

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Ratings

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Updated

Apr 23, 2026

Media

3 items

Description

Öppnar MARC21-poster (.mrc, .marc) och Libris _compilemarc-länkar. Klicka på ikonen för att välja en lokal fil. Enables a user to view marc records linked on web pages instead of downloading them and configuring a preferred viewer. This plugin is especially made for the new Libris search service from the National Library of Sweden that goes live in May 2026 Instructions: 1. Go to a record view: https://beta.libris.kb.se/gzrnr1ws281pfmr 2. At the bottom of the page, right click on the MARC21 "(ISO 2709)" link and choose "Öppna i marc21 viewer". 3. Enjoy the marc21 view in your browser!

History

30d 90d 1y all

rating_count is the Chrome Web Store ratings count, not a written-review count.

Details & SEO

SEO signals

Listing completeness signals

Title length
Characters in the extension name.
13
Description length
Characters in the listing description.
595
Media assets
Screenshots and videos on the listing.
3
Has promo video
Whether the listing includes at least one video.
No
Languages
Declared language locales.
1
Developer website
Listing exposes a developer website URL.
No
Contact email
Listing exposes a contact email.
Yes
Keyword in name
Case-insensitive substring match in the name.
—
Keyword in description
Case-insensitive substring match in the description.
—
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
—
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
75.6

These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.