OpenSign

Free Open source Software

Open source e-signature free to self-host with unlimited signatures.

OpenSign website screenshot

Pricing for nonprofits

Open source and free to self-host with no per-signature fees or usage caps. Run it on your own infrastructure with full data ownership.

Review for nonprofits

Open source e-signature free to self-host with unlimited signatures.

Open source and free to self-host with no per-signature fees or usage caps. Run it on your own infrastructure with full data ownership.

Typical nonprofit uses:

  • Sign volunteer agreements without per-seat fees
  • Keep donor contracts on your own server
  • Embed signing in intake workflows

Pros:

  • No per-signature or per-user fees
  • Full code and data ownership
  • Docker and cloud deploys documented

Cons:

  • Self-hosting needs server skill
  • Support is community-based
  • Enterprise compliance extras are paid

FAQ about OpenSign for nonprofits

Is OpenSign free?

Yes. The open source edition self-hosts free with unlimited signatures and no transaction costs.

What does self-hosting need?

Docker, Compose, Kubernetes or manual deploys on your infrastructure, with Community, Business and Enterprise support tiers.

Is it legally binding?

OpenSign produces standard electronic signatures with audit trails. Confirm eIDAS or ESIGN needs with counsel for your jurisdiction.

Alternatives to OpenSign

Find more tools with free options and discounts for nonprofits in E-signature and contract tools