Signature PDF

Self-Hosted

Open-source PDF signing tool for self-hosted document workflows

Overview

Signature PDF is a self-hosted document management tool focused on secure PDF signing. It supports text, image, and certificate-based signatures, with customizable fields and date stamps. Deploy via Docker for quick setup or manual installation on Linux servers. The web interface lets users upload PDFs, place signatures, and download signed files securely. It integrates with local storage or S3-compatible buckets, ensures data encryption, and offers batch processing for multiple documents—ideal for teams needing compliant, offline signing workflows.

Self-Hosting Resources

Find Official Image on Docker Hub View Source & Docs

Below is a reference structure for docker-compose.yml. ⚠️ Do NOT run blindly. Replace placeholders with official values.

docker-compose.template.yml TEMPLATE


version: '3'
services:
  signature_pdf:
    image: <OFFICIAL_IMAGE_NAME>:latest
    container_name: signature-pdf
    ports:
      - "8080:<APP_INTERNAL_PORT>"
    volumes:
      - ./data:/app/data
    restart: unless-stopped

Key Features

Supports text, image, and certificate-based signatures
Docker-powered one-click deployment
Secure data encryption and self-hosted privacy
Batch processing for multiple PDF documents
Web-based intuitive interface with custom fields

Frequently Asked Questions

? Is Signature PDF hard to install?

No—Signature PDF provides Docker images for straightforward deployment, which is ideal for users with basic Docker knowledge. Manual installation is also possible on Linux servers with PHP and Node.js dependencies, but Docker is recommended for minimal setup effort.

? Is it a good alternative to Adobe Acrobat Sign?

Yes—for users prioritizing self-hosting and data privacy. While it lacks advanced SaaS features like real-time team collaboration or global compliance certifications (e.g., ESIGN), it’s a cost-effective option for basic to intermediate PDF signing needs.

? Is it completely free?

Yes—Signature PDF is open-source software released under the MIT License. It’s free to use, modify, and self-host without any hidden costs or subscription requirements.

Top Alternatives

Tool Info

Pricing Open Source

Category Document Management

Platform Self-Hosted

Pros

⊕ No recurring subscription fees
⊕ Full control over sensitive document data
⊕ Compliant with basic digital signature standards

Cons

⊖ Requires basic server management skills for setup
⊖ Limited collaboration features compared to SaaS tools
⊖ No built-in OCR for scanned PDFs