JSON Formatter
Developer Tools
Makes JSON easy to read
Users
2M
Rating
4.3
Reviews
2,085
7D Growth
0|0%
Stable signalUnknownHigh-risk permissions
JSON Beautifier and Editor
Display JSON objects by transforming them into Syntax editable highlighted HTML to validate, format, and save
Users30KCurrent public install base
Rating4.8Store average score
Reviews53Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview
3 assetsJSON Beautifier and Editor Media preview
Trend
User growth trend
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User Growth Over Time
Rating trend
7-day rating trend
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7-day rating change
Start
4.75
Latest
4.75
7-day rating change
0.00
2026年7月12日2026年7月18日
Growth overview
Daily, weekly, and monthly growth
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1-day growthNo data
----7-day growthFlat
00%30-day growthNo data
----Technical snapshot
Version, languages, and crawl freshness
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Version0.6.6
ManifestV3
Size490KiB
Languages13Deutsch / English / Nederlands +10
Published
Store updated
Last crawled
DeutschEnglishNederlandsespañolfrançaisitalianopolskiportuguês (Brasil)português (Portugal)русский中文（中国）日本語
Overview
Product summary
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This extension monitors JSON pages and converts them into a human-readable object. You can view, edit, search through values and keys. You can even change the format of a key or drag it into a new place. There is no need to do anything after installation. Just open a JSON page and the extension automatically converts the page into the editor mode.
As of version 0.2.0, the extension uses a dark theme if your browser's default theme is dark.
Supported mime types:
► application/json
► application/x-javascript
► application/hal+json
Reviews
Recent review snapshot
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Store average score4.8Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average4.7Average computed only from synced review bodies below
Reviews with text36Synced review bodies
Total ratings / reviews53Chrome Web Store public rating/review count
Store average score: 4.8. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.
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Best JSON formatter for big numeric data
Doesn't work properly for me :/
Muy completo, Me llevé una gran sorpresa.
Very good app. Ali recommended it to me and I am very satisfied with it. I love the way it works. I recommend it to you like Ali.
Awesome!
Very functional and useful.
Great !!
Great, Thanks
Asi deberian de ser todos, inmejorable.
brilliant formatter! as a developer I really appreciate that in tree view all collapsed elements are counted! and table view is just amazing for an overview! great stuff.