Base64 Encoder / Decoder

Tool • Encoding

Encode or decode text and files — Base64 and Base64-URL. Data URI option included. All local.

← Back to Homepage

Base64-URL uses - and _ instead of + and /, and omits = padding. Great for URLs/JWTs.

Encoder / Decoder

Type or paste text, or drop a file to encode. Click output to copy.

Mode

Auto update output

Base64-URL (RFC 4648: -, _, no padding) Wrap output at 76 chars (PEM/email)

File Options Encode file as Data URI

Original size: —

Base64 size: —

Overhead: —

Input

Output (click to copy)

Drag & drop a file here to encode
or click Choose File above.

Ready