文件 Hash 校验（MD5/SHA-1/SHA-256/SHA-512）
免费在线文件 Hash 计算与校验，支持 MD5 / SHA-1 / SHA-256 / SHA-384 / SHA-512，纯浏览器本地计算，文件不上传服务器，大文件 8MB 分块流式 MD5 防内存溢出
Click or drag a file to this area
All hashes computed in your browser; the file is never uploaded. MD5 uses 8MB streaming chunks so large files do not freeze the page.
Upload a file and 5 hashes will be computed in parallel
User Guide
✨ Features
• Files hashed locally in browser; nothing uploaded • Parallel MD5 / SHA-1 / SHA-256 / SHA-384 / SHA-512 • MD5 streamed in 8MB chunks; huge files do not freeze • Hex / Base64 output toggle
📖 How to Use
Step 1
Upload or drop a file
Step 2
All 5 hashes computed in parallel
Step 3
Click copy to grab any result
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