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Devbelt — JSON, JWT, SQL & Regex Toolbox

Chrome extension by AtanasKr · Productivity · Developer

A Chrome extension in Productivity · Developer with 5 users, barely installed. Audience over the last 30 days: +3.

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
5
Rating
5.0 (1 ratings)
Users, last 30 days
+3
Rating, last 30 days
Steady over 30 days
Version
1.0.0
Updated in the store
2026-08-30
Published
2026-08-30
Manifest
V3
Browser access
1 permission

How it has moved

Users
+3 since 01.10
2-6 · 13 readings
  1. 2026-10-103
  2. 2026-10-134
  3. 2026-10-165
  4. 2026-10-174
  5. 2026-10-195
  6. 2026-10-204
  7. 2026-10-215
  8. 2026-10-226
  9. 2026-10-235
  10. 2026-10-255
  11. 2026-10-286
  12. 2026-10-295
  13. 2026-10-315
Rating
unchanged since 01.10
reviewsrating 5.00 · 13 readings
  1. 2026-10-10reviews1rating5.00
  2. 2026-10-13reviews1rating5.00
  3. 2026-10-16reviews1rating5.00
  4. 2026-10-17reviews1rating5.00
  5. 2026-10-19reviews1rating5.00
  6. 2026-10-20reviews1rating5.00
  7. 2026-10-21reviews1rating5.00
  8. 2026-10-22reviews1rating5.00
  9. 2026-10-23reviews1rating5.00
  10. 2026-10-25reviews1rating5.00
  11. 2026-10-28reviews1rating5.00
  12. 2026-10-29reviews1rating5.00
  13. 2026-10-31reviews1rating5.00
Users
+5 since 31.08
0-6 · 18 readings
  1. 2026-08-310
  2. 2026-09-020
  3. 2026-09-051
  4. 2026-09-131
  5. 2026-09-212
  6. 2026-10-103
  7. 2026-10-134
  8. 2026-10-165
  9. 2026-10-174
  10. 2026-10-195
  11. 2026-10-204
  12. 2026-10-215
  13. 2026-10-226
  14. 2026-10-235
  15. 2026-10-255
  16. 2026-10-286
  17. 2026-10-295
  18. 2026-10-315
Rating
+5.00 since 31.08
reviewsrating 0.00-5.00 · 18 readings
  1. 2026-08-31reviews0rating0.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-05reviews1rating5.00
  4. 2026-09-13reviews1rating5.00
  5. 2026-09-21reviews1rating5.00
  6. 2026-10-10reviews1rating5.00
  7. 2026-10-13reviews1rating5.00
  8. 2026-10-16reviews1rating5.00
  9. 2026-10-17reviews1rating5.00
  10. 2026-10-19reviews1rating5.00
  11. 2026-10-20reviews1rating5.00
  12. 2026-10-21reviews1rating5.00
  13. 2026-10-22reviews1rating5.00
  14. 2026-10-23reviews1rating5.00
  15. 2026-10-25reviews1rating5.00
  16. 2026-10-28reviews1rating5.00
  17. 2026-10-29reviews1rating5.00
  18. 2026-10-31reviews1rating5.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times 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.

  • 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

AtanasKr publishes 2 listings we track, 8 users between them.

  1. Browser Health Dashboard AtanasKr · Productivity · Tools · published 2026-06-21 3 users ★ 5.0

Like this one

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

  1. DevKit - Developer Toolbox Describes nearly the same job, smaller audience 5 users
  2. DevDock — JSON Formatter, JWT Decoder, Base64, Dev Tools Describes nearly the same job, smaller audience 19 users ★ 5.0
  3. Dev ToolBox Pro Describes nearly the same job, smaller audience 3 users
  4. DevUtil – JSON Formatter & Developer Tools Describes nearly the same job, smaller audience 4 users ★ 5.0
  5. DevTools Pro - Developer Toolbox 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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Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/fkcdiipjhgaiholefegojecalbmeooal/badge.svg)](https://extops.dev/extensions/fkcdiipjhgaiholefegojecalbmeooal)

HTML

<a href="https://extops.dev/extensions/fkcdiipjhgaiholefegojecalbmeooal"><img src="https://extops.dev/extensions/fkcdiipjhgaiholefegojecalbmeooal/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-29. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built