Stirling-PDF

This project addresses the need for a versatile PDF editing platform that works across desktop, browser, and private server environments, offering over 50 distinct PDF manipulation tools including editing, signing, redacting, converting, and OCR. Unlike single-purpose libraries or cloud-only services, it provides a private API for on-premises deployment, supporting enterprise requirements like SSO and auditing. Backend engineers and platform teams benefit from its REST APIs and automation pipelines capable of processing millions of PDFs, while frontend developers can integrate its browser UI. With over 96,000 stars and recent commits, it shows high maturity but lacks notable growth momentum, suggesting a stable but not rapidly expanding ecosystem. It is not suitable if you need a fully open-source, permissively licensed library for embedding PDF functionality directly in applications without running a separate server, where alternatives like PDF.js or Apache PDFBox might be better fits.

Choose this platform when you require a comprehensive, multi-environment PDF editing and automation suite with enterprise features and API access for large-scale document workflows. If you only need lightweight PDF rendering or basic manipulation embedded in apps, consider PDF.js or MuPDF instead for simpler integration and fewer dependencies.

Typically integrated into internal document management systems, automated compliance workflows, or digital signing platforms where high-volume PDF processing and editing are needed. It suits teams building self-hosted PDF web apps or backend services that require extensive PDF toolsets combined with enterprise-grade access controls.

Latest commit: 2026-11-13. Over the past 83 days, this repository gained 25.2k stars (+35.4% growth). Activity data is based on daily RepoPi snapshots of the GitHub repository.