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On the recordRead 11 Oct 202627 facts
PDF4QT
Plans and prices
PDF4QT
Free
Open-source PDF toolkit · Windows and Linux · No warranty
Read 11 Oct 2026 · github.com
On the record
- Annotation tools
- Yesgithub.com · read 20 Sep 2026
- Applications
- The suite includes PDF viewing, document page manipulation, and document comparison applications.github.com · read 11 Oct 2026
- Command-line use
- PDF4QT includes a command-line tool, which the project describes as useful for script integration.jakubmelka.github.io · read 11 Oct 2026
- Developer use
- The project can be compiled on Windows and Linux and requires a compiler supporting C++20.github.com · read 11 Oct 2026
- Document security
- The project lists encryption and digital signature validation among its features.github.com · read 11 Oct 2026
- Downloads
- The project lists Windows installer and ZIP downloads, plus Linux AppImage and Flatpak packages.jakubmelka.github.io · read 11 Oct 2026
- Form creation
- Nogithub.com · read 20 Sep 2026
- License
- The repository says PDF4QT is licensed under the MIT License.github.com · read 11 Oct 2026
- Linux downloads
- The README lists Flatpak and AppImage packages for Linux, and says the historical .deb package was discontinued.github.com · read 11 Oct 2026
- Maintainer
- The README says the software is written and maintained by Jakub Melka.github.com · read 11 Oct 2026
- OCR
- OCR for scanned documents uses Tesseract and can add a searchable invisible text layer.github.com · read 11 Oct 2026
- PDF applications
- Its applications include a viewer, a document page organizer, and a tool for comparing two documents.jakubmelka.github.io · read 11 Oct 2026
- PDF conversion
- Yesgithub.com · read 20 Sep 2026
- PDF editing
- Listed features include annotations, form filling, redaction, document signing, and managing file attachments.jakubmelka.github.io · read 11 Oct 2026
- PDF features
- Listed capabilities include encryption, signature validation, annotations, form filling, document editing, compression, and digital signing.github.com · read 11 Oct 2026
- PDF standard
- The project says its PDF functionality is based on PDF Reference 2.0.github.com · read 11 Oct 2026
- Product
- PDF4QT is an open-source PDF toolkit with desktop applications, command-line tools, and a C++/Qt PDF engine.github.com · read 11 Oct 2026
- Purpose
- PDF4QT is an open-source PDF toolkit with desktop applications, command-line tools, and a C++/Qt PDF engine.github.com · read 11 Oct 2026
