Character Validator
Validate Unicode inputs for conformance to standards, detect invalid sequences, and analyze character properties.
Unicode Validation Tool
Enter text or Unicode code points to validate their encoding correctness, normalization form, and compliance with standards.
How It Works
Input Analysis
Process your input to identify code points, check encoding validity, and detect problematic sequences.
Rule Checking
Validate compliance with Unicode Standard 16.0, TR24 security checks, and TR51 emoji normalization rules.
Report Generation
Get detailed reports showing invalid sequences, suggested fixes, and character property analysis.
Validator Capabilities
- Unicode Standard 16.0 compliance checking
- UTF-8/UTF-16/UTF-32 encoding validation
- Surrogate pair verification
- Normalization form detection (NFC, NFD)
- Emoji variation sequence validation
- Bidi rule conformance checking
Example Validation Results
Invalid Sequence
Detected invalid UTF-8 sequence F1 80 at position 23. This sequence is non-conformant per Section 3.9 of the Unicode Standard.
U+10F20 is not a valid code point in the UTF-8 encoding at this position.