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PDF TinkererMaster PDF Editor
Free

Free and open source under the LGPL-2.1-or-later license.

 Freemium

An unregistered version offers limited non-commercial functions. Full editing requires a…

Linux Windows, macOS, Linux
  • Creates new PDFs as well as modifying existing ones
  • Open source under LGPL
  • One of the few complete PDF editors with a real Linux build
  • Handles forms, signatures and OCR alongside content editing
  • Linux only
  • Small one-person project with little public documentation
  • The unregistered version is limited and for non-commercial use only
  • Closed source
Downloadable app Downloadable app
Open source Closed source
License: LGPL-2.1-or-later License not stated
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked October 1, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.