Open-source · Self-hosted · Authentik-native

Secure every signature.

The document signing and agreement platform for teams that need control. Self-hosted, multi-tenant, audit-ready — and wired into your identity stack through Cerulean.

  • Electronic signatures
  • Immutable audit trails
  • Template automation
  • Workflow approvals
Master Service Agreement.pdf
Awaiting signature
DH

D. Hunter

Signer · role: Signatory

AL

A. Lopez

Signer · role: Approver

+2

2 more recipients

Ordered workflow

Every action recorded in the immutable audit trail
SOC-2-style controlsSSO via Cerulean AuthentikMulti-tenant workspacesEncrypted at rest

Everything your agreements need

A complete signing workflow — from upload to archived, audit-ready document.

Electronic signatures

Sign PDFs, DOCX and images with legally sound e-signatures backed by a full audit trail.

Audit-grade trails

Every view, edit and signature is recorded immutably — exportable evidence for any dispute.

Workflow approvals

Route documents through ordered approvers and signers with reminders and decline handling.

Template automation

Turn recurring agreements into templates with dynamic fields and variables. Fill, send, done.

Authentik-native SSO

Single sign-on through the Cerulean auth & trust stack — one identity across your platform.

Self-hosted & private

Your documents never leave your infrastructure. MinIO storage, Postgres records, zero data resale.

From upload to signed in minutes

Three steps. No training required.

01

Upload

Drop in a PDF, DOCX or image. Signara renders it instantly for signing.

02

Add fields & route

Place signature, date and text fields. Send to signers in any order you choose.

03

Sign & store

Signers approve from any device. Every action lands in the immutable audit trail.

Put your signatures on your own infrastructure.

Sign in with your Cerulean identity and start signing in under a minute.

Sign in with Cerulean