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Stirling-Tools Stirling-PDF

#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere

Stars

91,237

Popular Active

Forks

8,278

Watchers: 91,237

Language

Java

License: Other

Repository Radar Score

66 / 100

Growth

7d
+0
30d
+0
%
0.0%

Not enough metric snapshots yet to chart growth for this repository.

Score breakdown

  • popularity 91
  • growth 0
  • activity 100
  • freshness 100
  • community 90

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Stirling PDF logo

Stirling PDF - The Open-Source PDF Platform

Stirling PDF is a powerful, open-source PDF editing platform. Run it as a personal desktop app, in the browser, or deploy it on your own servers with a private API. Edit, sign, redact, convert, and automate PDFs without sending documents to external services.

Stirling PDF - Dashboard

Key Capabilities

  • Everywhere you work - Desktop client, browser UI, and self-hosted server with a private API.
  • 50+ PDF tools - Edit, merge, split, sign, redact, convert, OCR, compress, and more.
  • Automation & workflows - No-code pipelines direct in UI with APIs to process millions of PDFs.
  • Enterprise‑grade - SSO, auditing, and flexible on‑prem deployments.
  • Developer platform - REST APIs available for nearly all tools to integrate into your existing systems.
  • Global UI - Interface available in 40+ languages.

For a full feature list, see the docs: https://docs.stirlingpdf.com

Quick Start

docker run -p 8080:8080 docker.stirlingpdf.com/stirlingtools/stirling-pdf

Then open: http://localhost:8080

For full installation options (including desktop and Kubernetes), see our Documentation Guide.

Resources

Support

Contributing

We welcome contributions! Please see CONTRIBUTING.md for guidelines.

This project uses Task as a unified command runner for all build, dev, and test commands. Run task dev to get started running the editor, run task to see the most common commands, or see the Developer Guide for full details.

For adding translations, see the Translation Guide.

License

Stirling PDF is open-core. See LICENSE for details.

Created: Jan 27, 2023

Last push: Sep 3, 2026

Default branch: main

Latest release: v2.14.3

Languages

Share of the codebase by language, based on repository metadata from the host.

  • Java 46.0%
  • TypeScript 44.8%
  • Python 3.9%
  • CSS 2.4%
  • Shell 0.8%
  • JavaScript 0.6%
  • Gherkin 0.6%
  • Rust 0.4%
  • HTML 0.3%
  • Dockerfile 0.2%
  • Rich Text Format 0.1%
  • Groovy 0.1%
  • Jinja 0.0%
  • PowerShell 0.0%

Repository Radar analysis

Deterministic insights derived from public metadata and our observations — not personal testing or reviews.

Why this repository is interesting

  • High absolute popularity (91,237 stars) signals broad adoption.
  • Maintained recently (last push 2 weeks ago).

Who should use it

  • Developers working primarily with Java
  • Platform and DevOps engineers

Potential use cases

  • Reference or evaluate Java open-source approaches in this domain
  • Evaluate automation, CI/CD, or infrastructure patterns

Strengths

  • Recent repository activity
  • README present in our index
  • Declared license: Other
  • Substantial fork count (8,278) suggests reuse and contribution interest

Limitations / considerations

  • Insights are derived from public metadata and our observations — not a substitute for code review

What to watch

  • Re-check last push, issues, and releases on GitHub before production adoption

Strong signals: Strong community interest · Active maintenance

Source: GitHub (public metadata) + Repository Radar analysis. We do not claim ownership of third-party repositories.

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