Dev tools · alternatives · 2026
24 alternatives to OpenSign – Open source alternative to DocuSign
🔥 The free & Open Source DocuSign alternative. Contribute to OpenSignLabs/OpenSign development by creating an account on GitHub.
OpenSign is an open source alternative to DocuSign for digital document signing. It is designed for developers and organizations that need document signature functionality without relying on proprietary solutions. The… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. OpenSign – Open source alternative to DocuSign launched in 2023; newer entries below may have overtaken it.
- 1
Enterprise-Level Document Signing Goes Open-Source
2023 · opensignlabs.com · its alternatives →
- 2
Discover OpenSign™, the leading open-source DocuSign alternative for secure & reliable PDF document signing. Our platform offers state-of-the-art encryption, a user-friendly interface & robust API support, making it the go-to solution for individuals and businesses seeking an open-source alternative
2023 · opensignlabs.com · its alternatives →
- 3
Documenso▲760Enterprise-Grade Signature Infrastructure for Everyone
2023 · documenso.com · its alternatives →
- 4
- 5
open-pdf-sign▲105Open-source tool for digitally signing PDFs
2022 · openpdfsign.org · its alternatives →
- 6
Open source solution to sign PDF ddocuments online for free.
2024 · its alternatives →
- 7
SignHouse▲244Create an electronic signature: legally binding and free
2023 · usesignhouse.com · its alternatives →
- 8
Cloud based platform for electronic signatures
2021 · documentesign.com · its alternatives →
- 9
Blockusign▲93Secure Document Signing & Verification Powered by Blockchain
2018 · blockusign.co · its alternatives →
- 10
- 11
Sign documents for free, with or without an account
2023 · app.documenso.com · its alternatives →
- 12
- 13
- 14
Signaturely▲436Free eSignatures for life, free contract templates
2021 · signaturely.com · its alternatives →
- 15
- 16
Papersign▲166Sent, signed, sorted - document signing simplified
2023 · papersign.com · its alternatives →
- 17
Open legal documents, provided and trusted by people like you. Find or upload a document, sign it for free.
2013 · docracy.com · its alternatives →
- 18
- 19
TLDR, Let's Seal gives the finger to Adobe and every doc signing tool (docusign, google, etc) who pay to play with the Adobe Approved Trust List and then charge you for something that should be free. Currently even the person checking if a document/contract is sealed or code is authentic has to also be inside the same Adobe walled garden too. Verification, the part that should be free is the part everyone charges for. Thats the shape Let's Encrypt fixed for TLS, and I wanted the same thing for documents and files. The core idea therefore needed to go a bit beyond e signatures and i…
Jul 2026 · github.com · its alternatives →
- 20
- 21
- 22
hey hn, i’m alana, founder of basecase and creator of docbase www.getdocbase.com docbase is an open-source alternative to docsend, which lets you securely share documents and track engagement in real-time. with docbase, you can upload any document, get a secure link (with or without a password or expiration date), and view who interacts with it and when. one main use case is for founders to send their memos/decks to potential investors. as a founder and investor myself, it’s a tool i use all the time to both send and receive pitch documents. the idea came from a tweet [0], which…
2023 · github.com · its alternatives →
- 23
Effortless and secure online document signing for free
2025 · signdocfree.com · its alternatives →
- 24
Also compare
Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →