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HTML 美化HTML Beautifier

在线美化 HTML 源码,调整缩进与行宽,支持复制和下载。不执行代码,内容仅在浏览器处理。Format HTML source locally with two spaces, four spaces or tabs and a preferred line width. Copy the result or download an HTML file without uploading code.

仅美化 HTML 源码,不预览、不执行脚本。保留敏感空白,不单独格式化内嵌 JavaScript / CSS。建议行宽不是强制截断。最多 200000 字符,Ctrl / ⌘ + Enter 美化。

HTML 美化使用指南HTML Beautifier: guide

免费在线 HTML 美化工具,整理网页源码缩进,支持 2 空格、4 空格、Tab 和建议行宽设置,复制及下载 HTML 文件,全部在浏览器本地处理。Format HTML source locally with two spaces, four spaces or tabs and a preferred line width. Copy the result or download an HTML file without uploading code.

  1. 粘贴 HTML 源码,选择缩进方式与建议行宽。Paste HTML and choose indentation and preferred line width.
  2. 点击美化 HTML 或按 Ctrl / Command + Enter,检查结果后复制或下载。Click Beautify HTML or press Ctrl / Command + Enter, then inspect, copy or download the result.

美化 HTML 会执行脚本或上传源码吗?Will this execute scripts or upload code?

不会。工具仅处理源码文本,没有网页预览,不执行其中脚本;保留敏感空白,不单独格式化内嵌 JavaScript 和 CSS。格式化不是安全净化或完整语法验证,下载后使用前请自行检查。No. This is a text-only formatter without a rendered preview. Sensitive whitespace is preserved; embedded JavaScript and CSS are not separately formatted. Formatting is not sanitization or full syntax validation. Review downloaded code before use.

免费使用,无需注册。工具输入在浏览器本地处理;网站访问统计不包含工具输入内容。Free to use, no registration. Tool input is processed locally in your browser and is not included in website analytics.