- Add complete PDF form lifecycle management
- Create new forms with text, checkbox, dropdown, signature fields
- Fill existing forms with JSON data and optional flattening
- Add fields to existing PDFs with flexible positioning
- Advanced field types: radio groups, textareas, date fields
- Comprehensive validation engine with regex patterns
- Email, phone, number, date format validation
- Required field checking and length constraints
- Visual validation cues with asterisks and format hints
- Multi-field error reporting with detailed feedback
- International character support and edge case handling
- Enterprise-ready for complex business forms
