All extensions

Format, minify, and validate JSON instantly — private, offline, no tabs.

JSON Formatter

A JSON formatting and viewing tool

JSON Formatter

Validate and format JSON locally

JSON Formatter & Highlighter

简洁美观的 JSON 格式化工具，支持语法高亮

JSON Lens — Local JSON Formatter & Viewer

Format, view, search and validate JSON. 100% local — no account, no tracking, no ads, no network requests.

JSON maker

Extension that use to make JSON

JSONPeek - JSON Viewer & Formatter

Auto-formats JSON in browser tabs with syntax highlighting, collapsible trees, search, and path copying.

JSONPulse

JSON File Viewer - clean, lightweight JSON formatter, search, & syntax highlighting. For debugging APIs or analyzing JSON data.

Json Tools Extension

A chrome extension contains some useful developer tools, such as json editor, sql formatter, cron expression parser, etc.

JSON to Types: TypeScript, Go, Python & Rust

Paste JSON, get real types. TypeScript & Go free, 5 more premium: Python, Rust, C#, Kotlin, Java. Your pasted JSON is not uploaded.

JSON Viewer & Editor

Auto-format JSON responses. Tree view, search, dark mode, inline editing.

JSON Viewer & Formatter for Chrome

Formats JSON in your browser, so it's beautiful and easy to read.

JSON Viewer Pro

Advanced JSON viewer with formatting, validation, highlighting, and workspace features

JSON Viewer Reborn

The most beautiful and customizable JSON/JSONP highlighter that your eyes have ever seen. Modernized with Manifest v3 and ES6.

JSON & YAML Viewer

Collapsible tree view for JSON, YAML and XML in the browser. Fast on multi-million-line files; supports JSONC and light/dark themes.

JS Reveal — 動的DOM可視化ツール

JSがDOMContentLoaded後に追加したDOM要素をタイミング別に色分け可視化。Googlebot・AI検索が見落とすコンテンツをSEO/AIO分析できます。

Juiciness extension

Easily create and share screen caps

JWT Decoder — Base64, UUID, JSON Formatter Toolkit

JWT decoder plus Base64, JSON formatter, UUID generator, URL decode, hash & timestamp tools. Right-click any string to auto-decode.

JWT Exp Decoder

Paste a JWT to decode header and payload locally. Exp countdown and copy — nothing leaves your browser.

JWT Finder

Extension to find and decode JWT (JSON Web Token)

JWT Parser

An extension that opens a new tab on extension icon click to Decode JWT and Beautify the JSON. Author - [email protected]

JWT Workbench

Encode, decode, and manage JWTs with reusable projects and a secret library

Kaappari

Capture entire web pages in high definition using the native Blink rendering engine.

Kaiord Train2Go Bridge

Reads training plans from Train2Go and bridges them to the Kaiord workout editor