no external libraries are required for the basic functions;
all standard page formats, custom page formats, custom margins and units of measure;
UTF-8 Unicode and Right-To-Left languages;
TrueTypeUnicode, OpenTypeUnicode, TrueType, OpenType, Type1 and CID-0 fonts;
font subsetting;
methods to publish some XHTML + CSS code, Javascript and Forms;
images, graphic (geometric figures) and transformation methods;
supports JPEG, PNG and SVG images natively, all images supported by GD (GD, GD2, GD2PART, GIF, JPEG, PNG, BMP, XBM, XPM) and all images supported via ImagMagick (http: www.imagemagick.org/www/formats.html)
1D and 2D barcodes: CODE 39, ANSI MH10.8M-1983, USD-3, 3 of 9, CODE 93, USS-93, Standard 2 of 5, Interleaved 2 of 5, CODE 128 A/B/C, 2 and 5 Digits UPC-Based Extention, EAN 8, EAN 13, UPC-A, UPC-E, MSI, POSTNET, PLANET, RMS4CC (Royal Mail 4-state Customer Code), CBC (Customer Bar Code), KIX (Klant index - Customer index), Intelligent Mail Barcode, Onecode, USPS-B-3200, CODABAR, CODE 11, PHARMACODE, PHARMACODE TWO-TRACKS, Datamatrix ECC200, QR-Code, PDF417;
ICC Color Profiles, Grayscale, RGB, CMYK, Spot Colors and Transparencies;
automatic page header and footer management;
document encryption up to 256 bit and digital signature certifications;
transactions to UNDO commands;
PDF annotations, including links, text and file attachments;
text rendering modes (fill, stroke and clipping);
multiple columns mode;
no-write page regions;
bookmarks and table of content;
text hyphenation;
text stretching and spacing (tracking/kerning);
automatic page break, line break and text alignments including justification;