For Developers
Add Sign It to your app
OAuth scope, JS SDK, webhooks for sign and revoke events. Drop signing into your platform in an afternoon.
OAuth + JS SDK
Request the sign scope. Call flowstaAuth.sign(file). Done.
Webhooks
Subscribe to sign.created and sign.revoked events. HMAC-signed payloads.
Public verify API
Free, unauthenticated endpoint. Verify signatures from your own backend or browser.