Signing a document is a short story with four parts. Your software decides a document is needed. Someone signs it. You get told. You keep a copy you can prove has not changed. This post does all four with the Docustay API, from a test key, so nothing real is sent and nothing is billed.

Docustay ( https://docustay.app ) is an e-signature server under the AGPL-3.0, with SDKs under MIT. You can use the hosted service or run your own. I make it, so read what follows with that in mind. I will say plainly what is not finished.

Want to look before you read? The demo needs no account and no card: https://docustay.app/demo . You get a small property-management workspace where you can send a document, sign it yourself and ask Scribe, the built-in AI assistant, to draft one. Nothing is emailed, and the demo is deleted after 24 hours.

Two things matter if you are a developer or you run your own servers. Pro is one flat price for the whole workspace, with no per-document or per-call fees.…