Base64 Tools
Free Base64 encoder and decoder online. Encode text, files, and images to Base64 or decode Base64 strings instantly in your browser. No file uploads to servers—everything runs client-side.
Encode / Decode
Base64 encoder and decoder online. Encode text to Base64 or decode Base64 strings instantly in your browser with automatic input detection.
Image to Base64
Image to Base64 converter online. Convert PNG, JPG, WebP, and SVG images to Base64 data URIs for HTML/CSS embedding. Free image encoder tool.
File to Base64
Encode files to Base64 online. Convert any file to Base64 content for embedding in HTML, JSON, or XML. Free file to Base64 converter.
Image Preview
Base64 image viewer online. Paste Base64 image data and preview instantly. Supports PNG, JPG, WebP, GIF—decode and view Base64 images free.
URL-safe Converter
URL-safe Base64 converter online. Convert between standard Base64 and URL-safe Base64 format (replaces +/ with -_). Free browser tool.
Validator
Base64 validator online. Check if a string is valid Base64 instantly. Detect encoding issues, padding problems, and invalid characters free.
Splitter
Base64 line splitter online. Split long Base64 strings into lines for embedding in code, config files, or PEM certificates. Free browser tool.
Hex / Binary
Base64 to hex converter online. Convert Base64 to hexadecimal or binary representation and back. Free encoding conversion in your browser.