YAML 驗證器
檢查 YAML 語法錯誤並美化合法的 YAML,不上傳檔案、全程在瀏覽器執行。
100% in your browser. Your file never leaves your device.
Paste YAML above and click Validate & Format.
How to use
- Paste your YAML content into the text area above.
- Click "Validate & Format" — errors are shown with line numbers if invalid.
- Copy the pretty-printed output for use in your project.
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常見問題
- Is this tool free?
- Yes, completely free with no signup required.
- Does my data leave my device?
- No. All validation happens locally in your browser — nothing is sent to a server.
- Does it work on mobile?
- Yes. The tool is mobile-first and works on any modern browser.
Last updated: By jarvisbox