3 Open Source Alternatives to DocuSign
A list of 3 carefully selected open-source alternatives to DocuSign.

The open-source alternatives are ranked based on our custom ranking system and score. This system takes into account various factors to determine the best alternatives.
If you’re looking for alternative features or workflows, here is a prepared detailed list of DocuSign open-source alternatives — each with its own distinctive strengths and key features.
Docuseal is an open source alternative to popular digital signature platforms like DocuSign and PandaDoc. It enables you to create, fill, and sign documents with a user-friendly interface and is free for individual use while offering extended features for businesses and developers.

Key Features
- Open source alternative to major platforms like DocuSign and PandaDoc
- User-friendly, streamlined document creation, filling, and signing
- Robust API and webhook integration for seamless automation
- Embeddable signing forms for websites and applications
- Supports multiple file formats with large file upload capabilities
- Mobile-friendly design and customizable branding
Docuseal simplifies the digital signing process with a fast and slick step-by-step form available on both mobile and desktop devices. The tool supports multiple document formats, provides robust API integration and embeddable code snippets, and offers an HTML to PDF form feature for personalized documents. Its design prioritizes usability and legal compliance, making it an effective solution for both individuals and organizations.
OpenSign is a free and open source PDF electronic signature solution that transforms the way you sign, store, and secure your documents. Enjoy unlimited digital signatures at no cost while accessing advanced features tailored for professionals, teams, and enterprises.

Key Features
- Unlimited free e-signatures
- Secure document storage with OpenSign Drive
- Comprehensive certificate and access logs
- Advanced API, webhook, and Zapier integrations
- Scalable plans: Free, Professional, Teams, and Enterprise
OpenSign offers an all-in-one platform for digital document signing, document organization, and secure storage in a dedicated Drive vault. With features ranging from unlimited e-signatures and free collaboration to detailed completion certificates and robust API integrations, OpenSign caters to individual users as well as larger organizations. Multiple scalable plans ensure that you can upgrade as your needs grow.
Documenso is the open source alternative to DocuSign, offering a fast, secure, and customizable digital document signing solution. It empowers businesses with a plug-and-play signing infrastructure and flexible workflows, scalable from individual users to large enterprises.

Key Features
- Open source alternative to DocuSign
- Plug-and-play digital signing infrastructure
- Customizable templates and workflows
- Seamless API integration and direct link generation
- Team collaboration with real-time document tracking
- Flexible pricing tiers including Free, Individual, Teams, and Platform plans
Documenso streamlines digital signing with an intuitive interface that lets you create, send, and sign documents quickly and securely. The platform supports reusable templates, customized workflows with defined recipient roles and fields, and real-time tracking. Its robust API, direct link generation, and team collaboration features simplify integration and enhance efficiency.
Price comparison of DocuSign open-source alternatives
Tool | Tier 1 | Tier 2 | Tier 3 | Details |
---|---|---|---|---|
![]() | $0 OPENSIGN™ FREE | $29.99 OpenSign™ Professional | $39.99 OpenSign™ Teams | Learn more |
![]() | $0 Free | $25 Individual | $8 Teams | Learn more |
* Pricing shown is based on publicly available information and may not reflect current rates. Visit each tool's website for detailed pricing information and additional tiers.
About DocuSign

DocuSign
DocuSign is revolutionizing business, empowering more than a million customers and over a billion users worldwide. We pioneered the development of e-signature technology, and today DocuSign helps organizations connect and automate how they prepare, sign, act on, and manage agreements.
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