How do I Base64 encode text?

Select Encode → Text, paste text, and click Convert. Toggle URL‑safe and wrap options as desired.

How do I decode a Base64 file?

Select Decode → File, paste Base64 (or drop a file), then Convert to download the decoded file.

All conversions run entirely in your browser (client‑side). No uploads.

Base64 Encode/Decode

Encode/decode Base64 for text and files. URL‑safe option, padding control, line wrapping, data URI paste, drag‑and‑drop, and code examples.

Mode

Character Set (text)

Build Data URI when encoding

MIME Type (for Data URI) If empty for files, detects from file type when available.

URL‑safe Base64 (-_ instead of +/)

Remove padding (=)

Line Wrap

Input

Drop a file here to encode as Base64

Output

Code Examples

Related Tools

Base64 ↔ Hex
Hex ↔ String
Hexdump

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Base64 Encode/Decode

Mode

Input

Output Copy Download

Code Examples Java Python JavaScript (Browser) JavaScript (Node.js) Go C# PHP Copy

Related Tools

Support This Free Tool

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Output

Code Examples