FormatKit — Format & Convert JSON, YAML, XML, TOML, CSV, SQL

What it can reach

No site access is declared in the manifest, so it cannot read the pages you open on its own.

• Read what you have copied clipboardRead
• Run its own code on the pages it can access scripting
• Act on the current tab, but only after you click it activeTab

The full permission history for this extension →

The publisher

sajet-reev publishes 3 listings we track, 682 users between them.

1. UTC Clock Pro — World Clock, Live Icon, Seconds, Time Zone Logo, Multi View sajet-reev · Productivity · Tools · published 2025-04-28 595 users ★ 5.0
2. File Info — Image Size, Dimensions, Aspect Ratio, File Details sajet-reev · Productivity · Tools · published 2025-06-03 72 users ★ 5.0

Like this one

Listings the catalog judges closest in what they say they do.

1. Formatify IT Describes nearly the same job, smaller audience 4 users Compare side by side
2. JSON Formatter — FormatArc Describes nearly the same job, smaller audience 25 users Compare side by side
3. DevJSON — Formatter, Converter & AI Describes nearly the same job, smaller audience 9 users Compare side by side
4. PrivyJSON Describes nearly the same job, smaller audience 4 users Compare side by side
5. JSON Tools - Format, Validate & Convert Describes nearly the same job, smaller audience 4 users (last published figure) Compare side by side

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.