| Overview | Feature | iText Suite | iText 5 (deprecated) |
| Simple (using high-level API) | ✓ (with iText Core) | ✓ | |
| Complex (using low-level API) | ✓ (with iText Core) | ✓ | |
| PDF creation and generation | PDF 2.0 compliance | ✓ (with iText Core) | × |
| HTML & CSS | ✓ (with pdfHTML) | × | |
| HTML to PDF/UA | ✓ (with pdfHTML) | × | |
| HTML to PDF conversion | Out of box support elements/attribute | ✓ (with pdfHTML) | × |
| Removing sensitive data | ✓ (with pdfSweep) | ✓ | |
| PDF redaction | Regex based redaction | ✓ (with pdfSweep) | × |
| Chinese, Japanese, Korean | ✓ (with iText Core) | ✓ | |
| Cyrillic languages | ✓ (with iText Core) | ✓ | |
| Arabic, Hebrew | ✓ (with pdfCalligraph) | × | |
| Indic languages | ✓ (with pdfCalligraph) | × | |
| Language support | Thai, Khmer | ✓ (with pdfCalligraph) | × |
| PDF Debugging | Inspect PDFs to find and fix bugs | ✓ (with RUPS) | ✓ |
| Data Extraction | Extraction of images, tables, text | ✓ (with iText Core) | × |
| Adding content | ✓ (with iText Core) | ✓ | |
| PDF manipulating/updating | Updating PDF objects [dictionaries etc.] | ✓ (with iText Core) | ✓ |
| Creation | ✓ (with iText Core) | ✓ | |
| Filling | ✓ (with iText Core) | ✓ | |
| Flattening | ✓ (with iText Core) | ✓ | |
| AcroForm | XFDF support | ✓ (with iText Core) | ✓ |
| Flattening | ✓ (with pdfXFA) | ✓ | |
| XFA | Reading | ✓ (with iText Core) | ✓ |
| Creation | ✓ (with iText Core) | ✓ | |
| Annotations | Changing | ✓ (with iText Core) | ✓ |
| Text extraction | ✓ (with iText Core) | ✓ | |
| PDF parsing | Image extraction | ✓ (with iText Core) | ✓ |
| Creation | ✓ (with iText Core) | ✓ | |
| Reading - data extraction | ✓ (with iText Core) | ✓ | |
| Tagged PDF | Manipulating/Updating | ✓ (with iText Core) | ✓ |
| PDF/A-1 (a,b) | ✓ (with iText Core) | ✓ | |
| PDF/A-2 (a,b,u) | ✓ (with iText Core) | ✓ | |
| PDF/A-3 (a,b,u) | ✓ (with iText Core) | ✓ | |
| PDF/UA-1 | ✓ (with iText Core) | ✓ | |
| PDF/UA | PDF/UA-2 | ✓ (with iText Core) | × |
| Encryption | ✓ (with iText Core) | ✓ | |
| Encryption | Decryption | ✓ (with iText Core) | ✓ |
| Signing | ✓ (with iText Core) | ✓ | |
| Digital signatures | Validating | ✓ (with iText Core) | ✓ |
| Transparency | ✓ (with iText Core) | × | |
| Bézier paths | ✓ (with iText Core) | × | |
| SVG support | Markers | ✓ (with iText Core) | × |
| Recognize and extract text | ✓ (with pdfOCR) | × | |
| Recognize text and convert to PDF | ✓ (with pdfOCR) | × | |
| Text recognition (OCR) | Recognize text and convert to PDF/A-3u | ✓ (with pdfOCR) | × |
| PDF optimization | Intelligently optimize PDFs for size and speed | ✓ (with pdfOptimizer) | × |
Eager to integrate iText into your document workflow?
With the release of iText Suite, you can optimize invoicing, ensure long-term archiving, take care of compliance issues through a PDF SDK, create your PDFs with more elegant typography, safeguard your intellectual property, and much more.