SignServer - online document signing

[avatar1024]

Could be useful, don't think we have already an app for this.
https://www.signserver.org/
https://hub.docker.com/r/primekey/signserver-ce

[yusf]

Sounds interesting for furthering building a free software based paperless venture.

[jdaviescoates]

I've got clients who want to use this now so it would be great to have on Cloudron.