Extension Tracker

Developer Toolkit by Zase: JSON, JWT, Regex & More

11 users Rated 5.00 from 2 ratings Last updated 5 Nov 2026

By Zase Live in the Chrome Web Store fhjlhcecanniahjgnjffdhmfkfikkkdg Search Google ↗ Last checked 5 Nov 2026, 05:41 UTC

The listing

What the Chrome Web Store shows, as of the last check

Developer tools that run entirely in your browser. Free, fully offline and private: nothing you paste ever leaves your device.Summary from the listing
Developer
Zase
Enhanced Safe Browsing
Not trusted. What this means →
Category
Productivity › Developer Tools
First published
3 Oct 2026
Last updated
5 Nov 2026
Version
1.0.5
Size
333 KiB
Minimum Chrome
88
Languages
1 language

English

Website
https://devtoolkit-zase.pages.dev/
Support page
https://devtoolkit-zase.pages.dev/contact
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
6810Tracking began 10 Oct 202610 Oct17 Oct24 Oct31 Oct2026-10-10: 5 users2026-10-28: 6 users2026-10-29: 7 users2026-11-02: 10 users2026-11-03: 10 users2026-11-05: 11 users2026-11-05: new version2026-11-03: new version2026-11-02: new version2026-10-29: new version2026-10-28: new version116810Tracking began10 Oct24 Oct2026-10-10: 5 users2026-10-28: 6 users2026-10-29: 7 users2026-11-02: 10 users2026-11-03: 10 users2026-11-05: 11 users2026-11-05: new version2026-11-03: new version2026-11-02: new version2026-10-29: new version2026-10-28: new version11
Average rating
4.804.905.0010 Oct17 Oct24 Oct31 Oct5.004.804.905.0010 Oct24 Oct5.00
Number of ratings
210 Oct17 Oct24 Oct31 Oct2210 Oct24 Oct2
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-11-05115.002
2026-11-03105.002
2026-11-02105.002
2026-10-2975.002
2026-10-2865.002
2026-10-1055.002
2026-10-04–––
Users, 7 days
+4
since a week ago
Users, 30 days
–
needs a month of history
Rank
#150,436
by users, of 289,024 extensions
In its category
#15,652
of 30,166 in Developer Tools

What changed

Every change found on a check, newest first

  1. New version 1.0.5, replacing 1.0.4.

    The summary on the listing changed.

    The developer's website link changed.

  2. New version 1.0.4, replacing 1.0.3.

  3. New version 1.0.3, replacing 1.0.2.

    Renamed from “Developer Toolkit: JSON, JWT, Regex & More” to “Developer Toolkit by Zase: JSON, JWT, Regex & More”.

    Added the permissions activeTab, scripting.

    The developer's display name changed from “HS TECH SOL” to “Zase”.

    The developer's contact email changed.

    The privacy policy link changed.

  4. New version 1.0.2, replacing 1.0.1.

  5. New version 1.0.1, replacing 1.0.0.

    The summary on the listing changed.

    Added the permissions contextMenus, sidePanel.

  6. The developer's display name changed from “Hamza Craft” to “HS TECH SOL”.

    The developer's contact email changed.

Developer history

Moves to another publisher account and new contact emails, newest first

  1. The contact email changed.

    The developer's display name changed from “HS TECH SOL” to “Zase”.

    The privacy policy link changed.

    What it can access changed the same day.

  2. The contact email changed.

    The developer's display name changed from “Hamza Craft” to “HS TECH SOL”.

    What it can access changed on 28 Oct 2026.

We know contact emails only by a keyed hash, so they're never shown. Recent account and contact changes →

What it can access

From the extension's manifest, in plain language

Browser features
  • activeTabThe tab you're on, only after you click the extension
  • contextMenusAdd items to the right-click menu
  • scriptingRun scripts on sites it can reach
  • sidePanelShow a side panel
  • storageSave settings and data in your browser
  • system.displayRead your screen setup

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 5 Nov 2026, 05:41 UTC; next check around 5 Dec 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Developer Toolkit by Zase: JSON, JWT, Regex & More” (fhjlhcecanniahjgnjffdhmfkfikkkdg). Chrome Web Store data, last checked 2026-11-05. https://extensiontracker.com/extension/fhjlhcecanniahjgnjffdhmfkfikkkdg. Accessed 2026-11-08.
BibTeX
@misc{extensiontracker_fhjlhcecanniahjgnjffdhmfkfikkkdg,
  title   = {Developer Toolkit by Zase: JSON, JWT, Regex & More (fhjlhcecanniahjgnjffdhmfkfikkkdg)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-05},
  url     = {https://extensiontracker.com/extension/fhjlhcecanniahjgnjffdhmfkfikkkdg},
  urldate = {2026-11-08}
}

The data is free to reuse under CC BY 4.0.

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