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PDFtk — PDF (Open Source)

PDFtk is an open-source PDF solution from PDF Labs. Compare it against 60 other PDF tools on FreeSoftwareX — by features, licensing and price — and request a quote or demo free in 2026.

What is PDFtk?

PDFtk is open source — its source code is publicly available and free to use, modify and self-host, usually with an active community and no licensing fees. It is categorised under PDF and published by PDF Labs. Buyers typically evaluate PDFtk when they need a dependable PDF option and want to weigh the trade-offs between free, open-source and paid tools before committing.

PDFtk alternatives

If PDFtk isn't the right fit, compare these PDF alternatives side by side:

ABBYY FineReaderAdobe Digital EditionsAdobe ReaderApache PDFBoxBluebeam RevuBullzip PDF PrinterCutePDFEvinceFoxit PDF ReaderGhostscriptGhostviewIssuuJasperReportsJavelin PDF Reader

Frequently asked questions

Is PDFtk free?
Yes. PDFtk is open source and free to use, with no purchase cost for the core product.
What are the best PDFtk alternatives?
Popular PDF alternatives to PDFtk include ABBYY FineReader, Adobe Digital Editions, Adobe Reader, Apache PDFBox. See the full list of PDF on FreeSoftwareX.
What type of software is PDFtk?
PDFtk is an open-source PDF tool developed by PDF Labs.

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