OpenSign

Product Overview

OpenSign is a free, open-source, and self-hosted document signing software that aims to democratize the e-signing process. With OpenSign, users can securely sign PDF documents with ease, using advanced features like annotating documents, user-friendly interface, multi-signer support, and email unique code (OTP) verification for guest signers. This alternative to DocuSign and other document signing solutions offers a unique set of features that makes it stand out in the e-signature space.

Main Features

1. Secure PDF E-Signing: OpenSign ensures maximum security, privacy, and compatibility using robust encryption algorithms.
2. Annotate Documents: Users can annotate PDF documents with an advanced signing pad that allows hand-drawn signatures, uploaded images, typed signatures, and saved signatures for a seamless signing experience.
3. User-Friendly Interface: The intuitive design makes it easy to use, featuring "Sign yourself", "Templates", "One-click signatures", and "OpenSign Drive" for a hassle-free experience.
4. Multi-Signer Support: Invite multiple signers for signing, witness signing, and enforce signing in sequence, making OpenSign the only open-source solution that can compete with established players in the e-signature space.
5. Email Unique Code (OTP) Verification for Guest Signers: Ensure document security even when signed by guest users by sending a unique code to their email address, which they must enter before signing.

With these features, OpenSign offers an innovative and user-friendly solution for document signing, making it a viable alternative to commercial solutions like DocuSign.