ComPDF

Supported Features: Feature list: https://www.compdf.com/pdf-sdk/features-list PDF Content Editing: - Edit Text - Edit Images Generate PDF: - Create PDFs/Forms from HTML template - Create PDFs/Forms via APIs Viewer: - Standard page display modes, including Scrolling, Double page, Crop mode, and Cover mode. - Navigation with thumbnails, outlines, and bookmarks. - Text search & selection. - Zoom in and out & Fit-page. - Switch between different themes, including Dark, Sepia, Reseda, and Custom color mode. - Text reflow. Annotations: Create, edit, and remove kinds of annotations. Forms: Create, edit, fill, and remove form fields. Document editor: PDF manipulation, including Split, Extract, Merge, add, delete pages, etc. Security: Encryption and Decryption Redaction: - Redact content like images, text, and vector graphics. Watermark: - Create, edit, and remove the watermark. Conversion: - PDF to Word, Excel, PPT, TXT, CSV, PDF/A, Image, RTF, HTML, PDF/A Document Comparison: - Overlay Comparison - Content Comparison Signatures: - Digital Signatures: Sign with Digital ID - Electronic Signatures (Drawn, Image, Type Signatures). Optimization: - Compress: Reduce PDF document size with no or minimum visual quality loss. Measurement: - Create and edit distance, perimeter, area, angle, diameter, radius, and volume measurement annotations. - Change the scale and precision of measurement annotations.