Encoding calculators
4 calculators
Encoding tools transform text or bytes between common representations such as Base64. They do not encrypt data.
Output is a reversible encoding of the input under the named scheme. Use cryptography pages when you need hashing or confidentiality. Encoding tools are free; no sign-up needed.
Text encodings calculators
Base64, URL, and hex text.
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Base64 Encoder/Decoder
Encode or decode Base64 with UTF-8-safe conversion and clear errors for invalid data. Runs entirely in your browser.
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Text ↔ Hex Converter
Convert between UTF-8 text and hexadecimal byte strings using TextEncoder/TextDecoder in your browser.
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URL Encoder/Decoder
Encode or decode URL component strings with percent-encoding suitable for query values and path segments.
Checksums calculators
CRC32.