Free Tools
Free SSH tools that run in your browser
Practical utilities for working with SSH keys and access. Everything runs client-side — keys and files you paste or generate never leave your browser and are never sent to GrantSSH.
Available tools
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SSH Public Key Inspector
Paste an SSH public key to see its type, bit length, fingerprints, and comment.
Open tool -
authorized_keys Analyzer
Audit an authorized_keys file for legacy algorithms, weak keys, duplicates, and risky options.
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ssh-keygen Command Generator
Build a correct, modern ssh-keygen command to create a key pair on your own machine.
Open tool -
SSH Config Generator
Compose ~/.ssh/config host blocks from a simple form, with sensible defaults.
Open tool -
SSH Key Generator
Generate an ed25519 key pair entirely in your browser. Nothing is uploaded.
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