🔄
Base64Lab Installed!
Encode and decode Base64, URL and Hex instantly - all local, no servers.
Features
- Standard Base64 and URL-safe Base64 (for JWT)
- URL encoding (encodeURI & encodeURIComponent)
- Hex encoding with three output formats
- Auto UTF-8 handling for non-ASCII characters
- One-click copy for input and output
- Byte-length stats for each conversion
How to use
- Click the Base64Lab icon in your toolbar
- Choose a tab: Base64, URL, or Hex
- Paste your text into "Input"
- Click "Encode" or "Decode"
- Click "Copy" next to "Output" to copy the result