iText Core vs iText pdfOptimizer
| iText Core | iText pdfOptimizer | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | Yes |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | Windows, Linux, api | api, self-hosted |
| Free plan | Yes | Yes |
| Data merge | Yes | Yes |
| API access | Yes | Yes |
| Input sources | text, images, existing PDF documents | programmatic API, AcroForm templates |
| Fillable form creation | Yes | Yes |
| Deployment | self_hosted | self_hosted |
| Bulk PDF generation | — | Yes |
Both are listed in Best PDF Creation Software. On Freedom251, iText pdfOptimizer scores higher on our published basis.