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Base64, URL, HTML entities, Unicode, Hex, Binary, ASCII, and JSON string escaping — pick a format and get an instant result, computed entirely in your browser.
Click any tool card below to open its dedicated workspace.
Encode text to Base64 or decode a Base64 string back to text (RFC 4648).
URL-safe Base64 (RFC 4648 §5) used by JWTs and URL-embedded tokens.
Convert text to its UTF-8 byte sequence in hexadecimal, or decode hex back to text.
Convert text to its UTF-8 byte sequence in binary, or decode binary back to text.
Encode/decode a whole URL, preserving structural characters.
Encode/decode a single query parameter, path segment, or form field value.
Encode HTML-unsafe characters to entities, or decode named/numeric/hex entities back to text.
Convert text to \uXXXX escapes or decode escapes back to text, with a per-character code-point inspector.
Convert text to decimal character codes, or decode codes back to text.
Escape a string for safe embedding inside JSON, or unescape a JSON-escaped value.
No server ever sees the text you encode or decode.
| Feature / Capability | TechyCoderWorld | Legacy Cloud Competitor A | Legacy Cloud Competitor B |
|---|---|---|---|
| Data Privacy | 100% In-Browser (0 Uploads) | Ad-heavy, often server round-trips | Third-party analytics scripts |
| Coverage | 10 tools in one workspace | Scattered across many pages | One converter per site |
| URL vs. URI Component | Clearly separate tools, no mixed semantics | Often conflated into one "URL encode" button | Not distinguished |
Choose a category, then the exact encoder/decoder you need.
Type or paste input on the left — the result updates instantly.
Toggle Encode/Decode, or use Swap to verify a round-trip.
Copy the result to your clipboard with one click.