Willow.js - JSON Tree Viewer

Unknown author · Developer Tools

Open in Chrome Web Store

Users

Avg rating

—

Ratings

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Updated

Jun 3, 2026

Media

5 items

Description

An interactive JSON tree viewer with expand/collapse navigation, undo/redo support, and customizable visualization options. Willow.js is a powerful interactive JSON tree viewer designed for developers. It allows you to visualize complex JSON structures with expandable and collapsible nodes, search functionality, undo/redo navigation, and customizable themes and fonts. Perfect for debugging APIs, inspecting payloads, and exploring large JSON datasets in a clean and intuitive interface.

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.
28
Description length
Characters in the listing description.
490
Media assets
Screenshots and videos on the listing.
5
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.