Draft:Stirling PDF
Open-core, self-hostable PDF editor and processing platform
From Wikipedia, the free encyclopedia
Stirling PDF is an open-core PDF editor and PDF processing platform that can be self-hosted and, as of version 2.0, also offers desktop applications for Windows, macOS, and Linux.[1]
| Submission declined on 27 February 2026 by ChrysGalley (talk). This draft reads like an advertisement. Wikipedia is an encyclopedia, not a platform for promotion or marketing. Drafts that are exclusively promotional may be deleted without notice.
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Comment: This is has promotional wording redolent of AI / LLM usage, neither of which can't be in mainspace articles. It's not a neutral summary of sources. ChrysGalley (talk) 18:11, 27 February 2026 (UTC)
| Stirling PDF | |
|---|---|
| Operating system | Cross-platform |
| Platform | Web application (self-hosted); desktop applications (Windows, macOS, Linux) |
| License | Open-core / freemium model |
| Website | https://www.stirling.com |
In February 2025, TechCrunch described Stirling PDF as a “Swiss Army knife” for PDF documents and noted that it can be self-hosted for sensitive document handling.[2]
History
A December 2023 “Open Source Spotlight” article described Stirling-PDF as web-based PDF manipulation software and discussed it in the context of replacing paid PDF software for some use cases.[3]
Founding and early development
Open Core Ventures (OCV) described Stirling PDF as originating in January 2023 after its creator sought a trusted way to sign PDFs locally, initially prototyping the software with a small set of features and later expanding it based on community interest and feature requests.[4]
Partnership with OCV and funding
In September 2024, OCV announced a partnership with the project and stated that Stirling PDF had received $2 million in funding intended to support development of enterprise-oriented capabilities.[4] [5]
Growth and coverage
In March 2025, TechCrunch mentioned Stirling PDF in its coverage of the Runa Open Source Startup (ROSS) Index annual report for "The 20 hottest open source startups of 2024", listing it as a “PDF manipulation tool” and associating it with demand for “privacy-focused self-hostable tooling”.[6]
Version 2.0
Independent coverage of the 2.0 release in late 2025 reported new desktop applications and text editing (as an alpha feature), and described a redesigned interface and workflow changes such as performing multiple actions without re-uploading and providing undo/redo and version history features.[1][7]
Features and functionality
Independent coverage describes Stirling PDF as an “all-in-one” PDF tool that provides common operations such as combining PDFs into one document and splitting documents by page numbers or ranges, as well as other editing and manipulation functions.[8]
TechCrunch highlighted workflows such as converting, editing, merging, splitting, and signing PDFs, and emphasized self-hosting as a privacy-oriented option.[2]
Additional coverage also describes features such as OCR, watermarking, password protection, and automated “pipelines” (workflow chains), alongside an API for integration.[9]
Deployment and architecture
Licensing and business model
Heise reported that version 2.0 introduced a new licensing model described as open-core, in which individuals and groups up to five users could continue to use the product without charge, while larger organizations would require a commercial license.[1]
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