Instant JSON Viewer PRO

Unknown author · Developer Tools

Open in Chrome Web Store

Users

Avg rating

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Ratings

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Updated

Mar 30, 2026

Media

3 items

Description

Fast, clean JSON viewer for developers and QA with search, tree paths, error hints, and large file support. Instant JSON Viewer PRO helps you inspect JSON quickly and comfortably in your browser. Built for developers and QA engineers who work with API responses, logs, and JSON files every day. Key features: - Tree View and Raw View - Fast search by keys and values - Collapse all / expand all - Copy path, copy value, and copy key - Invalid JSON diagnostics with line and column hints - Dark mode - File size and node metrics - Local file open from extension popup - Drag and drop local .json files - Optimized rendering for large JSON payloads Why Instant JSON Viewer PRO: - Clean, focused UI - Fast rendering and smooth navigation - Practical tools for real debugging workflows - No telemetry in v1 Made in Ukraine. Created by Serhii Tkachenko https://serhii-tkachenko.com/

History

30d 90d 1y all

rating_count is the Chrome Web Store ratings count, not a written-review count.

Details & SEO

SEO signals

Listing completeness signals

Title length
Characters in the extension name.
23
Description length
Characters in the listing description.
882
Media assets
Screenshots and videos on the listing.
3
Has promo video
Whether the listing includes at least one video.
No
Languages
Declared language locales.
1
Developer website
Listing exposes a developer website URL.
No
Contact email
Listing exposes a contact email.
Yes
Keyword in name
Case-insensitive substring match in the name.
—
Keyword in description
Case-insensitive substring match in the description.
—
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
—
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
0

These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.

Description

Details & SEO

SEO signals

Listing completeness signals

Title length
Characters in the extension name.
23
Description length
Characters in the listing description.
882
Media assets
Screenshots and videos on the listing.
3
Has promo video
Whether the listing includes at least one video.
No
Languages
Declared language locales.
1
Developer website
Listing exposes a developer website URL.
No
Contact email
Listing exposes a contact email.
Yes
Keyword in name
Case-insensitive substring match in the name.
—
Keyword in description
Case-insensitive substring match in the description.
—
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
—
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
0

These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.