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PlantUML Viewer — Local UML Diagram Tool

Chrome extension by Red Digits · Productivity · Developer

A Chrome extension in Productivity · Developer with 6 users, barely installed.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 5 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
6
Rating
not rated yet
Users, last 8 days
+6
Version
2.0.0
Updated in the store
2026-09-07
Published
2026-09-07
Manifest
V3
Browser access
2 permissions

How it has moved

Users
+6 since 08.09
0-6 · 4 readings
2026-09-08: appeared in the store
  1. 2026-09-080appeared in the store
  2. 2026-09-091
  3. 2026-09-100
  4. 2026-09-156
Users
+6 since 08.09
0-6 · 4 readings
2026-09-08: appeared in the store
  1. 2026-09-080appeared in the store
  2. 2026-09-091
  3. 2026-09-100
  4. 2026-09-156

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

No site access is declared in the manifest, so it cannot read the pages you open on its own.

  • Run its own code on the pages it can access scripting
  • Store data in your browser storage

The full permission history for this extension

What changed recently

  1. Appeared in the store

The publisher

Red Digits publishes 19 listings we track, 3k users between them.

  1. Font Finder for Web Red Digits · Productivity · Developer · published 2025-02-09 821 users ★ 4.0
  2. Settings — Open Chrome Settings Red Digits · Make Chrome Yours · Functionality · published 2025-02-20 432 users ★ 5.0
  3. Accent Grid Red Digits · Make Chrome Yours · Functionality · published 2026-07-06 341 users ★ 5.0
Show 5 more from this publisher
  1. EPUB Viewer — Open & Read EPUB Files Online | FB2 Reader Red Digits · Lifestyle · Entertainment · published 2026-07-02 319 users ★ 5.0
  2. EPUB to MOBI Converter Red Digits · Productivity · Tools · published 2025-05-24 306 users ★ 5.0
  3. Custom Headers - Modify HTTP Headers Red Digits · Productivity · Developer · published 2026-07-18 260 users
  4. Capital Letter Converter — Uppercase, Lowercase, Title Case Red Digits · Productivity · Tools · published 2026-06-15 76 users
  5. Python Shell — Run & Learn Python: Compiler & IDE Red Digits · Productivity · Developer · published 2026-08-27 61 users

Like this one

Listings the catalog judges closest in what they say they do.

  1. PlantUML Anywhere Describes nearly the same job, smaller audience 8 users
  2. PlantUML Editor Describes nearly the same job, smaller audience 128 users ★ 5.0
  3. PlantUML In-Place Preview Describes nearly the same job, smaller audience 48 users
  4. zGPT uml Describes nearly the same job, smaller audience 16 users
  5. UML.TERM Describes nearly the same job, smaller audience 37 users ★ 2.0

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

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Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.