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TreeJSON — JSON Viewer, Tree View, YAML & XML Formatter

Chrome extension by aaleksandr.ross · Productivity · Tools

  • Established publisher
  • Trader

A Chrome extension in Productivity · Tools with 146 users, barely installed.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 1 screenshot

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

Users
146
Rating
4.2 (5 ratings)
Users, last 15 days
+27
Rating, last 30 days
Not watched long enough to say
Version
1.2.2
Updated in the store
2026-06-18
Published
2026-05-21
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
+27 since 31.08
119-146 · 9 readings
  1. 2026-08-31119
  2. 2026-09-03122
  3. 2026-09-04126
  4. 2026-09-05129
  5. 2026-09-06127
  6. 2026-09-08136
  7. 2026-09-09134
  8. 2026-09-13146
  9. 2026-09-14146
Rating
unchanged since 31.08
reviewsrating 4.20 · 9 readings
  1. 2026-08-31reviews5rating4.20
  2. 2026-09-03reviews5rating4.20
  3. 2026-09-04reviews5rating4.20
  4. 2026-09-05reviews5rating4.20
  5. 2026-09-06reviews5rating4.20
  6. 2026-09-08reviews5rating4.20
  7. 2026-09-09reviews5rating4.20
  8. 2026-09-13reviews5rating4.20
  9. 2026-09-14reviews5rating4.20
Users
+27 since 31.08
119-146 · 9 readings
  1. 2026-08-31119
  2. 2026-09-03122
  3. 2026-09-04126
  4. 2026-09-05129
  5. 2026-09-06127
  6. 2026-09-08136
  7. 2026-09-09134
  8. 2026-09-13146
  9. 2026-09-14146
Rating
unchanged since 31.08
reviewsrating 4.20 · 9 readings
  1. 2026-08-31reviews5rating4.20
  2. 2026-09-03reviews5rating4.20
  3. 2026-09-04reviews5rating4.20
  4. 2026-09-05reviews5rating4.20
  5. 2026-09-06reviews5rating4.20
  6. 2026-09-08reviews5rating4.20
  7. 2026-09-09reviews5rating4.20
  8. 2026-09-13reviews5rating4.20
  9. 2026-09-14reviews5rating4.20

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

Every site you visit. This extension can read and change the content of any page you open.

  • Act on the current tab, but only after you click it activeTab
  • Store data in your browser storage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

aaleksandr.ross publishes 24 listings we track, 57k users between them. Listed website: extkit.dev.

  1. Save Image as Type — JPG PNG WebP PDF, Resize & Remove Background aaleksandr.ross · Productivity · Tools · published 2026-03-25 50k users ★ 4.8
  2. Auto-Delete Cookies on Tab Close — Cookie AutoDelete Alternative, Whitelist aaleksandr.ross · Make Chrome Yours · Privacy · published 2026-05-24 2k users ★ 4.6
  3. Get YouTube Tags aaleksandr.ross · Productivity · Tools · published 2025-04-04 1k users ★ 4.9
Show 5 more from this publisher
  1. AccessCheck — Website Accessibility Checker, WCAG & ADA Audit aaleksandr.ross · Productivity · Tools · published 2026-03-28 567 users ★ 5.0
  2. HEIC to JPG Converter — Batch HEIF, PNG, WebP & iPhone Photos aaleksandr.ross · Productivity · Tools · published 2026-05-08 513 users ★ 5.0
  3. RedirectCheck — URL & Website Redirect Checker 301 Chain Trace Status Code aaleksandr.ross · Productivity · Tools · published 2026-03-31 411 users ★ 5.0
  4. CookieMate — Cookie Editor, Inspector & Manager, EditThisCookie Alt aaleksandr.ross · Productivity · Developer · published 2026-05-27 286 users
  5. QuickSEO — SEO Checker & AI Visibility Audit Tool aaleksandr.ross · Productivity · Tools · published 2026-03-31 278 users ★ 5.0

Like this one

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

  1. JSON Viewer & Formatter: Pretty Print, Tree, Chart, YAML, XML & JSONPath Describes nearly the same job, smaller audience 6 users
  2. JSON Viewer & Editor Describes nearly the same job, smaller audience 6 users
  3. JSON Viewer Pro Describes nearly the same job, with a large installed audience 300k users ★ 4.6
  4. JSON Support — Formatter & Viewer Describes nearly the same job, smaller audience 1 user
  5. CleanJSON — Trustworthy, Zero-Network JSON Viewer Describes nearly the same job, smaller audience 3 users

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.