OpenSign is described as 'Open-source PDF e-signature solution with secure cryptographic signing, audit trails, completion certificates, API integration and multi-device support' and is a E-signature tool in the office & productivity category. There are more than 50 alternatives to OpenSign for a variety of platforms, including Web-based, SaaS, Android, iPhone and iPad apps. The best OpenSign alternative is DocuSeal, which is both free and Open Source. Other great apps like OpenSign are eSign Launchpad, Docusign, DottedSign and LibreSign.
eSign Genie is an easy to use and affordable legally binding esignature solution to create documents, reusable templates and to obtain esignatures from single/multiple/bulk parties. Additional features include bulk send, embedded signatures and API.
Create a unique digital signature like no other. OnlineSignatures.net combines AI-powered signature generation and smart field detection for effortless online signing — no registration required.
Free Digital Signature Software that works without any file upload to ensure privacy and security
Combine, merge and reorganize pages of multiple PDF pages and images into one PDF document without any file upload.
Comprehensive platform offering contract creation, collaboration, negotiation, e-signing, storage, and management with centralized workflows, user-friendly interface, integrated reminders, templates, audit trails, permission controls, approvals, and popular app integrations.
FormsPal is an online PDF platform for creating, editing, converting, signing, and managing PDFs and forms. It combines fillable templates, PDF tools, e-signatures, and collaboration features in one organized workspace.
RightSignature is the easiest, fastest way to get documents filled out and signed online. RightSignature's cloud-based electronic signature service gives users the ability to collect legally-binding electronic signatures in minutes.
QuickSigner.com is a a comprehensive cost-efficient solution for signing, filling forms and getting documents signed designed for SMEs.
Cryptographic e-Seal and document signing platform. ZertES (Switzerland), eIDAS (EU), and UAE Pass compliant. Certified by Swisscom Trust Services. Court-proof timestamps valid in 180+ countries.
AI-powered document automation for proposals, contracts, invoices, and reports — bring your own ChatGPT, Claude, or Gemini API key.
Prime Document Sign is web-based e-signature software for freelancers, agencies, and small businesses that need to send agreements and collect signatures online—without printing, scanning, or faxing. It is operated by PrimeSquad and built on Google Firebase and Google Cloud:...
SureThing is a legal technology platform that solves the universal problem of informal business agreements gone wrong. Whether you're a freelancer working with clients, a small business owner making deals, or someone lending money to a friend, SureThing creates legally...
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