EncodingNewbeginner

Base64 Encoder / Decoder

Fast, client-side Base64 encoding and decoding. Supports text and file input.

URL-safe

Plain Text

Base64 Output

How to Use This Tool

Paste text or drag-and-drop a file.

Encode or Decode.

Result appears instantly.

Encode API keys for HTTP headers.

Encode values for K8s Secret manifests.

Convert files to Base64 data URIs.

Paste text or upload file, select encode/decode, get instant results.

Is my data secure?

Yes, all processing happens in your browser.

What is Base64?

Binary-to-text encoding scheme for representing binary data as ASCII.

Can I encode files?

Yes, drag and drop any file type.

Is there a size limit?

Works best under 5MB.

URL-safe Base64?

Yes, toggle URL-safe mode.