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Base64 Encoder
Encode UTF-8 text to Base64 locally without an account or file upload.
Open Base64 Encoder →When to use this tool
Use Base64 Encoder for test payloads, data URIs and configuration values that expect Base64.
How it works
Paste plain text, encode it and copy the output. Your content stays on your device whenever the tool supports local processing.
Frequently asked question
Is Base64 encryption?
No. Base64 is an encoding, not encryption.