Base64 Encode/Decode
Text/file ↔ Base64 · supports images, text and binary · runs locally
File size limit: 5MB
Image preview
How to use
- Encode: type text or upload a file — converts to a Base64 string automatically
- Decode: paste a Base64 string (data URI prefix is fine) — decodes to text or file
- Image preview: decoded images render directly on the page
- File download: decoded binary files can be downloaded directly