How to use this developer tool
Convert text to and from Base64 locally in your browser.
How the processing works
- Encodes UTF-8 text as Base64.
- Decodes Base64 back to UTF-8 text.
- Shows errors for invalid Base64 input.
Example
Decode a small Base64 string from a config or encode a test value.
Using the output
Use the output as a practical starting point, then review it before using it in an important workflow.
Assumptions and limitations
- Base64 is encoding, not encryption.
- Do not use Base64 to protect secrets.
Frequently asked questions
Does this require an account?
No. The core tool works without creating a Tool2Do account.
Is my input included in share links or analytics?
No. Tool2Do share actions use the tool page URL and safe metadata, not private values or uploaded files.