Base64 Encoder/Decoder

Encode and decode a Base64 string without online tools. DevUtils allows you to quickly encode and decode Base64 string without any internet connection.

DevUtils.app: Base64 Encoder/Decoder macOS app

Quickly decode a Base64 string

You can decode a Base64 string from anywhere in your macOS (terminal, in email, web browser,...).DevUtils will inspect your clipboard content and automatically select the Base64 Encoder/Decoder tool if the content is a Base64 string. Activate the app by:

  • Copy text → Press Space
    (Or your own customized hotkey, up to you)
  • Copy text → Click to iconDevUtils.app status bar icon in the status bar
  • Select text → Right-click → "Inspect in DevUtils.app"
    (This menu appears after you install the app)

Input

Enter your string in the input textbox, select Encode or Decode based on your need.

Output

The encoded/decoded string will be displayed in the bottom text view. Click "Copy" to copy the output string to your clipboard.

Options

When you activate the app, DevUtils will inspect your clipboard content and automatically select the Base64 Encoder/Decoder tool if the content is a Base64 string. You can disable this automatic feature by unticking the option in the setting panel (the gear icon).

DevUtils.app: Base64 Encoder/Decoder macOS app

Also available on base64decode.app