Self-hostable open-source DocuSign alternatives
Electronic signatures and document workflows. Self-host keeps signed contracts on your own infra and removes per-envelope pricing.
Among 3 self-hostable open-source DocuSign alternatives tracked here, Documenso currently leads on the Self-Host Health Score (95/100, 13k★, last commit today). For a Raspberry Pi or a low-RAM VPS, Documenso is the lightest at a documented ~1024 MB (PostgreSQL). 3 of them publish official ARM64 images (Raspberry Pi / Apple Silicon). 3 offer a one-click deploy (e.g. Railway, Render, DigitalOcean, Heroku).
| Tool | Health | Stars | Database | Min RAM | ARM/Pi | One-click | Updated |
|---|---|---|---|---|---|---|---|
| Documenso
↗
The open-source DocuSign alternative; modern signing flow + API. |
95 Thriving |
13k★ TypeScript |
PostgreSQL | 1024 MB | ✓ ● | Railway ↗ | today AGPL-3.0 |
| Docuseal
↗
Lightweight document signing with a simple builder; runs on SQLite. |
95 Thriving |
17k★ Ruby |
PostgreSQL | 1024 MB | ✓ ● | Railway ↗ Render ↗ DigitalOcean ↗ Heroku | 5d ago AGPL-3.0 |
| OpenSign
↗
Open-source e-sign with templates, audit trails and self-host. |
91 Thriving |
6.5k★ JavaScript |
MongoDB | 2048 MB | ✓ ● | DigitalOcean ↗ | 3d ago |
FAQ
What is the best self-hostable DocuSign alternative?
By the live Self-Host Health Score, Documenso ranks highest (95/100).
Which open-source DocuSign alternatives run on a Raspberry Pi?
Those publishing official ARM64 images: Documenso, Docuseal, OpenSign.
Which is the lightest on RAM?
Documenso, at about 1024 MB.