Frequently Asked Questions
Everything you need to know about LibreSign.
Perguntas frequentes sobre o LibreSign
Yes. LibreSign is free and open source software. What you pay for, if needed, is support, managed hosting, and other enterprise services provided by LibreCode.
For billing, a user is a Nextcloud account in your organization. External signers who receive a signing link do not count as users.
No. LibreSign does not impose a monthly limit on documents or signatures.
No. LibreSign requires Nextcloud to run. If you do not already have a compatible environment, LibreCode can provide a fully managed setup.
In that case, the managed hosting option is the best path. LibreCode can provision and operate a complete LibreSign environment for you, including deployments in Europe or Germany when data residency matters.
Yes. LibreSign supports sequential signing, so you can define the order in which recipients must sign.
No. Recipients can sign through a secure link without creating a LibreSign or Nextcloud account.
LibreSign supports SES, AES, and QES workflows. For QES, a qualified digital certificate in PFX format is required.
LibreSign supports signing workflows that can be used in eIDAS-oriented setups, but compliance depends on the full solution: the certificate, identity verification, hosting, and operational process. For qualified signatures, you need a qualified certificate and a trust service setup that matches your legal requirements.
Yes, LibreSign can be used in eIDAS-oriented deployments. The legal weight of a signature, whether simple, advanced, or qualified, depends on how the system is configured, including identity verification, certificate type, QSCD usage, and the surrounding operational process.
LibreSign provides flexible workflows. At the simplest level, signatures can be linked to an email address. For stronger requirements, you can add document validation, approval workflows, or integrations with external identity providers and PKI systems. Each organization can define the level of assurance it needs.
LibreSign is not limited to a specific country. It can be used in any environment, including integrations with national PKI systems or European trust service providers (QTSP).
Yes. LibreSign can be deployed on managed infrastructure in Europe, including Germany, to help meet GDPR and data residency requirements.
LibreSign lets you sign documents securely and with verifiable integrity. The platform generates a cryptographic hash for each signed document, ensuring any tampering can be detected. It also records the timestamp of every signature, creating a complete and auditable signing history. LibreSign is designed with privacy and data sovereignty in mind, following principles aligned with GDPR and LGPD.
Document creation and upload, signature with personal or system-generated digital certificates, multi-signer workflows, document management, audit trail, document validation, and a full REST API for system integration.
No. The digitized signature is the reproduction of the handwritten signature as an image using a scanner or touchscreen. It does not guarantee the authorship of the electronic document, as there is no cryptographic association between the signer and the content, and it can be easily copied and inserted into another document.
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No. You are free to cancel your plan at any time. LibreSign does not require minimum commitment periods.
After canceling, your plan will not be renewed and you will not be charged again. You will retain access until the end of your current billing period.
Yes. You can store your digital certificate in LibreSign and when you sign a document you will be asked for your password.
No. LibreSign creates a digital certificate for each user who does not have a personal digital certificate.
LibreSign is an open source platform for electronic and digital document signing, designed to help organizations manage secure, traceable signing workflows. It integrates with Nextcloud and can be fully self-hosted.
LibreSign accepts personal and company digital certificates, including certificates issued by Certificate Authorities in the ICP-Brasil standard. In addition, if you prefer, you can use certificates generated by the system itself.
A digital signature uses a digital certificate, which provides greater security and legal validity. Electronic signatures, on the other hand, are made in other ways, such as by e-mail or cell phone, and also have legal validity, depending on the context.
Yes, you can use LibreSign directly from your smartphone or tablet by simply accessing the browser. This allows you to sign your documents from anywhere.
Yes. LibreSign provides a full REST API that allows you to integrate the platform with other systems, helping automate signing processes and make workflows more agile.
Yes. LibreSign can support public sector workflows that require traceability, document integrity, and self-hosted infrastructure, depending on the organization's legal and technical requirements.
LibreSign is free and open source — you can self-host it on your own Nextcloud instance at no cost. If you prefer a managed deployment or support, our team can help you choose the right setup for your organization.
Yes, our support team is ready to help you with the configuration and with any questions or problems you may have.
It is very simple! All you have to do is upload the document to the platform, choose who is going to sign it and select the form of signature (digital or electronic). The system will record everything and ensure that the process is secure and traceable.
LibreSign records signing events and timestamps as part of the signing workflow. The legal weight of those timestamps may depend on configuration and applicable law.
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