Encode and decode Base64 online for API development, JWT inspection, and data transport workflows. This Base64 encoder/decoder helps convert plain text to Base64 and restore encoded strings instantly. Useful for debugging headers, payloads, and serialized content in web apps. Fast, free, and browser-based for everyday developer tasks.
PLAIN TEXT
BASE64
Free Base64 Encoder & Decoder
Base64 encoding converts binary data to ASCII text format. It's commonly used for encoding data in emails, embedding images in HTML/CSS, and transmitting data over text-based protocols.
Features: Encode text to Base64 or decode Base64 strings back to plain text. Supports UTF-8 characters. All processing happens locally in your browser.