Base64 Encoder & Decoder
Encode text to Base64 or decode Base64 to text. Support for URL-safe encoding and file uploads.
FAQ
What is Base64?
Base64 is an encoding scheme that converts binary data into ASCII text format, making it safe to transmit over text-based protocols.
When to use URL-Safe?
URL-Safe Base64 replaces characters that have special meaning in URLs (+, /, =) with URL-safe alternatives (-, _, nothing).
File Upload Support
Drag and drop or paste data URLs. The tool automatically detects and converts file data to Base64.
Common Use Cases
API authentication headers, embedding images in HTML/CSS, encoding credentials, transmitting binary data over JSON.