pdftk-java

pdftk-java is an open-source Java library that provides a modern, actively maintained port of the original PDFtk command-line tool. It enables developers to manipulate PDF files programmatically merging, splitting, rotating, decrypting, and applying background stampsall w ithin Java-based applications. As a lightweight and portable toolkit, it is a practical open-source alternative to proprietary PDF manipulation libraries like Adobe PDF Services SDK, iText (commercial version), and PDFBox. pdftk-java is ideal for developers seeking command-line functionality or PDF processing capabilities without vendor lock-in or restrictive licensing.

Key features include:

• PDF Merging: Combine multiple PDF documents into a single file.
• PDF Splitting: Extract specific pages from a PDF to create new documents.
• PDF Form Filling: Populate PDF forms with data.
• PDF Encryption/Decryption: Secure PDF documents with passwords.
• PDF Repair: Attempt to fix corrupted PDF files.

Use cases:

• Document Management Systems: Automate PDF processing tasks.
• Reporting Applications: Generate and manipulate PDF reports.
• Data Extraction: Extract data from PDF forms for further processing.
• Batch Processing: Perform operations on multiple PDF files at once.