A simple online tool for encoding and decoding Base64 strings. Effortlessly convert text, files, and data into Base64 and back. Perfect for developers and anyone working with data encoding.

This base64 encoder/decoder is faster than the stdlib base64 package. Encoding is 70% faster on ARM64 (Mac book M2) and 36% on AMD64 (i5 11th Gen). Decoding MIME encoded base64, which is base64 with a ...