Tools / Base64

Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 strings. Supports standard and URL-safe variants. Common for Kubernetes secrets, JWT payloads, and API auth headers. Runs entirely in your browser.

Plain text input

Base64 output

SGVsbG8sIERldk9wcyBlbmdpbmVlciEg8J+agA==

Common uses in DevOps

→ kubectl create secret — Kubernetes secrets are stored as Base64
→ JWT token payloads are Base64url encoded (use our JWT Decoder)
→ HTTP Basic Auth header: Authorization: Basic base64(user:pass)
→ Docker config.json credentials use Base64 encoded auth

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