JSON 格式化
使用語法高亮美化並驗證 JSON
原始 JSON
已格式化
輸出將在此處顯示…JSON 格式化工具以一致的縮排與語法高亮美化原始 JSON，讓您更快讀懂 API、設定檔與日誌。本頁同時驗證語法，並在資料損壞時引導您前往修復——全部在瀏覽器中完成，免費、無需帳號。
- 美化 / 壓縮成一行，附語法高亮
- 邊輸入邊驗證；無效時可前往修復
- 隱私優先——處理全程在您的瀏覽器中進行
全部工具JSON 修復CSV 轉 JSONJSON 轉 CSV簡體中文版
使用語法高亮美化並驗證 JSON
輸出將在此處顯示…JSON 格式化工具以一致的縮排與語法高亮美化原始 JSON，讓您更快讀懂 API、設定檔與日誌。本頁同時驗證語法，並在資料損壞時引導您前往修復——全部在瀏覽器中完成，免費、無需帳號。
全部工具JSON 修復CSV 轉 JSONJSON 轉 CSV簡體中文版
A JSON formatter (also called a JSON beautifier) takes compact or messy JSON and adds consistent indentation and structure so people can read it—without changing the data meaning when the input is valid.
Yes. jsonformats.com formatter is free and does not require signup. Formatting and validation run in your browser; we do not need your JSON uploaded to a server for the core format flow.
Yes. The formatter highlights syntax problems as you edit. For broken payloads, open JSON Repair at https://jsonformats.com/en/json-repair, then return here to beautify the fixed text.
Formatting improves readability (whitespace and nesting). Validation checks whether the text is syntactically valid JSON. This page is built for both: format for clarity, validate before you ship an API payload.
Bookmark https://jsonformats.com/en/formatter (Chinese: https://jsonformats.com/zh/formatter). Do not use /json-formatter — that path is not a supported live product URL.