Encoding tools solve different problems. Mixing them up can create broken links, unsafe HTML, or confusing data.
Use URL Encoder Decoder for query strings and URL parameters. Use Base64 Encoder Decoder when text needs to be represented as Base64 for a compatible system. Use HTML Entity Encoder Decoder when special characters should display as text in HTML.
If you need to inspect a full link, use URL Parser. If you need to find matching patterns in text, use Regex Tester.
How should you decode text safely?
Decode only text that you trust enough to inspect, and avoid pasting secrets into any online tool. After decoding, verify that the result is plain text, a URL, or expected markup before reusing it. Encoding tools are useful for formatting and debugging, not for bypassing security controls.
Encoding Choice Table
| Task | Tool |
|---|---|
| Query parameter text | URL Encoder Decoder |
| Base64 representation | Base64 Encoder Decoder |
| Show HTML characters safely | HTML Entity Encoder Decoder |
| Inspect URL parts | URL Parser |
| Test matching pattern | Regex Tester |
Remember: encoding is not security. Do not use Base64 as a substitute for encryption or access control.