Main Features:
no external libraries are required;
supports all ISO page formats;
supports UTF-8 Unicode and Right-To-Left languages;
supports document encryption;
includes methods to publish some HTML code;
includes graphic and transformation methods;
includes bookmarks;
includes Javascript and forms support;
includes a method to print various barcode formats;
supports TrueTypeUnicode, OpenTypeUnicode, TrueType, OpenType, Type1 and CID-0 fonts;
supports custom page formats, margins and units of measure;
includes methods for page header and footer management;
supports automatic page break;
supports automatic page numbering and page groups;
supports automatic line break and text justification;
supports JPEG and PNG images whitout GD library and all images supported by GD: GD, GD2, GD2PART, GIF, JPEG, PNG, BMP, XBM, XPM;
supports stroke and clipping mode for text;
supports clipping masks;
supports Grayscale, RGB, CMYK, Spot colors and transparency;
supports links and annotations;
supports page compression (requires zlib extension);
supports user rights management so Adobe Reader users can save filled-in copies of forms they complete.