开发
JWT Decoder
Decode JWT token header and payload instantly in your browser.
JWT Decoder Workbench
Decode JWT header and payload in-browser. No token upload.
Header
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Payload
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Paste a JWT token to decode header and payload.
常见问题
这个工具是做什么的？ JWT Decoder?
It decodes JWT segments locally and shows readable JSON claims without uploading data.
数据会上传吗？
不会。MVP 工具默认在浏览器本地处理常见操作。