TCPDF Library for Joomla!

TCPDF is a PHP class for generating PDF files on-the-fly without requiring external extensions.
This library includes also a class to extract data from existing PDF documents and classes to generate 1D and 2D barcodes in various formats.

Main Features:

• 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 v1, TrueType, OpenType v1, 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/script/formats.php)
• 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 Extension, 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, QR-Code, PDF417;
• JPEG and PNG ICC 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, named destinations and table of content;
• text hyphenation;
• text stretching and spacing (tracking);
• automatic page break, line break and text alignments including justification;
• automatic page numbering and page groups;
• move and delete pages;
• page compression (requires php-zlib extension);
• XOBject Templates;
  • Layers and object visibility.
  • PDF/A-1b support.