Best Free Hashing & Security Tools
Free online security tools. Generate MD5, SHA-256, SHA-512 hashes, create secure passwords, and encode/decode JWT tokens.
7 recommended tools
1
MD5 生成器
从文本或文件生成 MD5 哈希
2
SHA256 哈希生成器
生成 SHA256 哈希
3
SHA512 哈希生成器
生成 SHA512 哈希
4
密码生成器
生成安全密码
5
JWT 生成器
使用 HS256 生成 JWT 令牌
6
JWT 解码器
解码 JWT 令牌
7
带密码的 ZIP
本地压缩和加密文件 — 无需上传，无需服务器。
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Other Use Cases
Best Free Hashing & Security Tools
Free online security tools. Generate MD5, SHA-256, SHA-512 hashes, create secure passwords, and encode/decode JWT tokens. All tools are free and require no installation. Each tool identifies whether processing is local, hybrid, or server-backed.
How to Get Started
- Choose a tool from the recommendations above based on your specific need.
- Paste your data (JSON, code, text, etc.) into the input field.
- Run the tool, then review its processing notice beneath the workspace.
- Copy, download, or share your processed output.
Why Developers Trust Our Tools
- Clear Processing Boundary: Every tool states whether it uses local, hybrid, or server processing.
- Zero Setup: No installation, no accounts, no downloads needed.
- Tool-Specific Offline Support: Local tools can work after loading; network-dependent features are marked explicitly.
- Open and Transparent: What you see is what you get — simple, focused tools.
