Self-Hosted PDF Utility Suite

An open-source alternative to iLovePDF offering self-hosted PDF tools like compression, conversion, merging, and splitting. Users avoid cloud vendor lock-in and privacy concerns while keeping all documents on their own servers. Target users are privacy-conscious individuals, small businesses, and developers.

Stirling-PDF already exists, is open-source, actively maintained, and has thousands of GitHub stars — so the "build this" window has closed for anyone hoping to own the space. Privacy-conscious self-hosting demand is real and growing, driven by GDPR enforcement and enterprise data policies, but that demand is being absorbed by existing free tools rather than paid ones. The $500–2k/mo revenue band assumes someone pays for a hosted version or support tier, which is a hard sell when the reference implementation is free and Docker-deployable in minutes. The core risk is that the monetization surface is nearly nonexistent: the people who want self-hosted PDF tools are precisely the people least likely to pay for a SaaS wrapper around them.