JSON File Manager Pro icon

JSON File Manager Pro

by dainik.arthania · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

Advanced JSON dev tool: Format, minify, compare diffs side-by-side, convert HTML/Strings ↔ JSON, and manage saved files.

Users
10
−2 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#195K
#163K among extensions
Version
1.0.1
updated 22 Feb 2026

Users

monthly, 8 months
0611Feb 2026Jul 2026Oct 2026
Latest, 16 Oct 2026: 10 usersMove the mouse over the chart for any month

Ratings count

monthly, 8 months
001Feb 2026Jul 2026Oct 2026
Latest, 16 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About JSON File Manager Pro

JSON File Manager Pro is a must-have extension for frontend and backend developers. Built on top of the Monaco Editor (the powerhouse behind VS Code), it brings a true IDE-like experience right into your Chrome popup or side panel. Stop wrestling with syntax errors and unformatted API responses. Beautify, minify, compare, and convert your data with zero lag. 🚀 Pro Developer Features: JSON to TypeScript: Instantly generate perfectly typed TypeScript interfaces from any JSON response. Side-by-Side Diffing: Compare two JSON objects to easily spot additions, deletions, and modifications. Smart String ↔ JSON Converter: Safely escape or unescape stringified JSON payloads without throwing annoying quote errors. HTML ↔ JSON Converter: Transform raw HTML strings into structured JSON syntax trees (AST) and back. VS Code Engine: Enjoy full syntax highlighting, bracket matching, and real-time error detection powered by Monaco. 🛠 Core Workspace Features: 1-Click Beautify & Format 1-Click Minify File Manager: Save, edit, update, and delete your most-used JSON payloads to reuse them later. Dedicated Split-Pane UI for Input and Output. 🔒 100% Offline & Private: Your data is yours. All files and payloads are securely stored locally in your browser using Chrome Storage. No analytics, no tracking, and no data is ever collected or transmitted to external servers.

Growth

WindowUsersChangeRatingsRating
7 days−3−23.1%00.00
30 days−2−16.7%00.00
6 months+5+100.0%00.00

Version history

2 versions recorded
1.0.122 Feb 2026
1.0.018 Feb 2026

Details

Category
Developer Tools
First seen
18 Feb 2026
Size
3.3 MB
Languages
en
Pricing
Free
Privacy policy
dainikarthania.github.io
Extension ID
dmjcaokpdofnlhcebgfdjfdhekflkema

Permissions and risk

Minimal riskimpact 0, likelihood 2
Permissions
storage

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