Velohost Velohost

Text encoding utility

Base64 Encoder & Decoder

Convert text to and from Base64 using UTF-8 encoding — commonly used for HTTP headers, APIs, and data transport.

Base64 encoding is widely used in networking and web development, especially for HTTP Authorization headers and API payloads.

This tool performs live encoding and decoding and does not store, track, or log any submitted values.

Free • No account • No data stored

Learn more about Base-64

Authoritative answers to common Base64 questions and full documentation for the Velohost Base64 API.