3 Open Source Alternatives to PandaDoc

A list of 3 carefully selected open-source alternatives to PandaDoc.

Created by

Adrian

Mar 9, 2025Updated•4 min read

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 PandaDoc open-source alternatives — each with its own distinctive strengths and key features.

Docuseal

8,809

606

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.

Learn more about Docuseal

OpenSign

4,378

376

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.

Learn more about OpenSign

Documenso

10,408

1,487

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.

Learn more about Documenso

Price comparison of PandaDoc open-source alternatives

Tool	Tier 1	Tier 2	Tier 3	Details
OpenSign	$0 OPENSIGN™ FREE	$29.99 OpenSign™ Professional	$39.99 OpenSign™ Teams	Learn more
Documenso	$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 PandaDoc

PandaDoc is a leading brand that empowers teams to effectively communicate with their customers by seamlessly creating personalized documents in just minutes. With a mission to streamline document workflows and enhance customer experiences, PandaDoc offers innovative solutions for businesses of all sizes. Their comprehensive suite of products and services includes proposals, eSignatures, quotes, contracts, payments, forms, and notary services, catering to various use cases and industries. By leveraging PandaDoc's all-in-one document automation software, businesses can simplify the process of creating, approving, and eSigning important documents, ultimately saving valuable time and resources. With powerful document creation and workflow capabilities, PandaDoc enables teams to deliver professional, timely, and engaging experiences to their customers. Trusted by countless businesses, PandaDoc has earned its reputation as a top-rated document software solution. Founded in 2011, PandaDoc was born out of the frustration of spending hours on designing a business proposal. Today, it helps businesses build meaningful relationships, enhance productivity, and deliver exceptional customer experiences. Join the PandaDoc community and start your free 14-day trial to witness the transformative power of streamlined document workflows.

Similar Alternatives

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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This comparison data was compiled with AI assistance.

PandaDoc

PandaDoc enables users to create, deliver, and manage their teams’ quotes, proposals, contracts, and other sales collateral.

Founded

2011

Employees

501

Location

San Francisco, United States

Visit Website

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