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Encode and decode Base64 strings with ease. Perfect for encoding binary data, authentication tokens, and data URIs.
⬆️ Encode
Convert text, files, or binary data to Base64
⬇️ Decode
Decode Base64 strings back to original format
📄 File Support
Encode images, PDFs, and other files
🖼️ Image Preview
Preview decoded images directly in browser
📋 Copy to Clipboard
One-click copy for encoded/decoded results
🌐 URL-Safe Encoding
Support for URL-safe Base64 variants
🔐 Authentication Tokens
Encode/decode JWT tokens and API keys
📧 Email Attachments
Encode files for email transmission
🖼️ Data URIs
Create inline images in HTML/CSS
🔒 Basic Auth
Encode credentials for HTTP Basic Authentication
Quickly convert between Base64 and plain text