Use ImageGear for Java PDF to add PDF creation capabilities to your applications.
ImageGear Java PDF for Linux is a PDF software development kit (SDK) for developers that want to add PDF creation capabilities to their applications. The API library allows you to render a PDF for viewing, convert images into PDF, and manipulate pages from existing documents.

• Create new PDFs from images.
• Create blank PDFs or open an existing one.
• Easily convert scanned document pages to a PDF.
• Integrates directly with ImageGear for Java for image file format support and image processing.
• Render a single page or multiple pages of a PDF to images.
• Add images to any PDF page.
• Manipulate image size and resolution.
• Save new or modified PDFs to standards-compliant PDF files.
• Reduce time to market when adding PDF support.
• Manipulate image size and resolution.
• Correctly handle images:
  • with any aspect ratio (e.g. fax images).
  • in different color spaces (e.g. reads CMYK JPG or CMYK TIFF images as well as RGB).
  • with alpha layers and transparency (e.g. PNG).