Online Base64 Encoder.
Need Custom Conversion?Encode plain text to Base64 in your browser with UTF-8 support. Copy the output or download a text file; processing stays on your device.
Why teams use this Base64 Encoder page
Encode plain text to Base64 in your browser with UTF-8 support. Copy the output or download a text file; processing stays on your device.
Matches this URL
Copy and controls align with /base64-encoder so bookmarks reopen the same workflow.
Preview before download
Catch formatting issues while the file is still in the tab.
Browser-first
No installer on locked-down laptops—open, run, save.
Private when local
Sensitive drafts stay on-device on routes that process locally.
Related tools
Base64 Decoder URL Encoder URL Decoder Base64 to Image Image to Base64 Online API Tester Online CSV Editor CSV to SQL CSV to PDF CSV to HTML CSV to XML CSV to vCard CSV to Excel CSV to JSON CSV to YAML CSV to iCalendar Excel to CSV Excel to XML Excel to YAML Excel to JSON Excel to HTML Excel to SQL Excel to PDF Excel to vCard Excel to iCalendar JSON to vCard JSON to YAML JSON to HTML JSON to SQL JSON to CSV JSON to XML JSON to Excel JSON to iCalendar JSON to PDF XML to vCard XML to CSV XML to JSON XML to Excel XML to SQL XML to YAML