Base64 Encoder
Convert text, files, and data to Base64 encoding instantly with our free online Base64 encoder. Perfect for developers, web designers, and data processing tasks.
Encode text, files, and binary data to Base64 format online. Perfect for embedding images in CSS, encoding API credentials, and data URI generation.
Base64 Encoder
Convert text, files, and data to Base64 encoding instantly with our free online Base64 encoder. Perfect for developers, web designers, and data processing tasks.
About this tool
Encode text, files, and binary data to Base64 format online. Perfect for embedding images in CSS, encoding API credentials, and data URI generation.
Enter the text or data you wish to encode in Base64 format here.
Output appears here...
URL-safe encoding (uses Base64URL format)
Enter the text or data you wish to encode in Base64 format here.
FAQ
Common questions and answers about this topic.
What is Base64?
Base64 encoding represents binary data using 64 ASCII characters. It is widely used for embedding images in HTML/CSS, encoding email attachments, and transmitting data in URLs and APIs.
When should I use Base64?
When you need to include binary data in text-based formats like JSON, XML, or HTML.
Is my data sent to any server?
No, Base64 encoding happens entirely in your browser. Your data is encoded locally with JavaScript and never leaves your device.