Base64 Encoder
Encode and decode text or files as Base64.
Direction
Or drop a file hereany file — it stays on your device
Everything is converted in your browser — nothing is uploaded. Text goes through as UTF-8, so accents and emoji survive the round trip. Decoding accepts line breaks, missing = padding and the URL-safe -_ alphabet, so Base64 copied out of a URL or a JWT works as-is.