What does Stirling-PDF replace?

Stirling-PDF is a free alternative to Adobe Acrobat Pro ($239.88/yr).

Is Stirling-PDF open source?

Yes. Stirling-PDF is licensed under MIT core, an OSI-approved open-source license.

Yes (self-hosted server; web UI).

Yes. Stirling-PDF is a server app you run on your own server, and its repository includes Docker files.

A free, open-source alternative to Adobe Acrobat Pro. Switching saves $239.88/yr at list price.

Checked Oct 17, 2026 · How we check

Self-hosted server

Open source · MIT core Linux Self-hostable

Stirling-Tools/Stirling-PDF94.3k★last push Oct 15, 2026checked Oct 17, 2026

Self-host

Runs on your own Linux server, with Docker files in the repo. Setup docs are on stirlingpdf.com.

What does Stirling-PDF replace?: Stirling-PDF is a free alternative to Adobe Acrobat Pro ($239.88/yr).
Is Stirling-PDF open source?: Yes. Stirling-PDF is licensed under MIT core, an OSI-approved open-source license.
Does Stirling-PDF run on Linux?: Yes (self-hosted server; web UI).
Can you self-host Stirling-PDF?: Yes. Stirling-PDF is a server app you run on your own server, and its repository includes Docker files.