I, Librarian vs Stirling PDF
A side-by-side comparison of two self-hosted document management options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
I, Librarian
Organize PDF papers and office documents
VS
Stirling PDF
Powerful locally hosted web-based PDF toolkit
| Feature | I, Librarian | Stirling PDF |
|---|---|---|
| Category | Document Management | Document Management |
| License | GPL-3.0 | MIT |
| Language | PHP | Java |
| Setup difficulty | Medium | Easy |
| Min. RAM | 512 MB | 512 MB |
| Deployment | bare-metal | docker, bare-metal, source |
| GitHub stars | ★ 346 | ★ 89,077 |
| First released | 2025 | 2023 |
| Replaces | — | Adobe Acrobat, Smallpdf |
Why pick each one
Choose I, Librarian if…
- Released under the GPL-3.0 license
- Written in PHP
- Lightweight — runs in 512 MB RAM
Frequently asked questions
Is I, Librarian or Stirling PDF better?
Stirling PDF is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider I, Librarian if its specific feature set fits your needs better.
Are I, Librarian and Stirling PDF free and open-source?
Yes. I, Librarian is licensed under GPL-3.0 and Stirling PDF under MIT. Both can be self-hosted at no software cost.
Can I run I, Librarian and Stirling PDF with Docker?
I, Librarian: check the project docs for container support. Stirling PDF: yes.