Features: Text Operations: Add, replace, and manipulate text in PDFs Image Operations: Add images and extract images from PDFs Annotations: Add various types of annotations (text, highlight, underline, etc.) Form Fields: Add and fill form fields Page Manipulation: Merge, split, rotate, delete, and crop pages Auto-Crop: Automatically detect and crop content boundaries Page Combination: Combine multiple pages into single pages with various layouts Metadata: Get and set PDF metadata