# Sessy: Free Open Source Alternative to AutoSend, MailerSend, Mailgun

Canonical: https://caniforkit.com/fork/sessy
Last updated: 2026-11-07

Sessy (Open Source, Open Source) replaces AutoSend, MailerSend, Mailgun, Postmark. Track SES deliveries, bounces, opens and clicks in a self-hosted dashboard with real-time search, analytics and reputation monitoring.

## Tool Specifications
- **Tool Name**: Sessy
- **Type**: Open Source Project
- **License**: Open Source
- **Official Website**: https://sessy.do/
- **GitHub Repository**: https://github.com/marckohlbrugge/sessy
- **GitHub Stars**: ★ 945
- **Runs On**: Self-host
- **Maintenance Status**: nov 2026
- **Platforms**: web, self-hosted, docker to self-host
- **Data Storage**: All application data and configuration live on your own server or local database.
- **Installation**: Clone https://github.com/marckohlbrugge/sessy or deploy with Docker Compose
- **Setup Requirements**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **The Catch / Limitation**: Requires self-hosting setup, updates, and server maintenance compared to managed AutoSend.

## Paid SaaS Applications Replaced (6)
Replacing these paid tools with Sessy saves up to $158/mo ($1,896/yr) in software subscriptions:

| Replaced Software | Category | SaaS Price | Comparison Guide |
| --- | --- | --- | --- |
| [AutoSend](https://caniforkit.com/autosend) | [seo & marketing](https://caniforkit.com/category/seo-marketing) | $49/mo | [Compare AutoSend vs Sessy](https://caniforkit.com/vs/autosend-vs-sessy) |
| [MailerSend](https://caniforkit.com/mailersend) | [email](https://caniforkit.com/category/email) | $15/mo | [Compare MailerSend vs Sessy](https://caniforkit.com/vs/mailersend-vs-sessy) |
| [Mailgun](https://caniforkit.com/mailgun) | [email](https://caniforkit.com/category/email) | $15/mo | [Compare Mailgun vs Sessy](https://caniforkit.com/vs/mailgun-vs-sessy) |
| [Postmark](https://caniforkit.com/postmark) | [email](https://caniforkit.com/category/email) | $15/mo | [Compare Postmark vs Sessy](https://caniforkit.com/vs/postmark-vs-sessy) |
| [Resend](https://caniforkit.com/resend) | [email](https://caniforkit.com/category/email) | $15/mo | [Compare Resend vs Sessy](https://caniforkit.com/vs/resend-vs-sessy) |
| [SendGrid](https://caniforkit.com/sendgrid) | [seo & marketing](https://caniforkit.com/category/seo-marketing) | $49/mo | [Compare SendGrid vs Sessy](https://caniforkit.com/vs/sendgrid-vs-sessy) |

## Frequently Asked Questions

### Is Sessy free and open source?
Sessy is an open source tool licensed under Open Source that runs on self-host. Track SES deliveries, bounces, opens and clicks in a self-hosted dashboard with real-time search, analytics and reputation monitoring.

### What is the trade-off or limitation of using Sessy?
Requires self-hosting setup, updates, and server maintenance compared to managed AutoSend.

## Related

- [Self-Hosted Open Source Directory](https://caniforkit.com/self-hosted)
- [All Paid SaaS Alternatives Index](https://caniforkit.com/alternatives)
- [Software Categories Directory](https://caniforkit.com/categories)
- [Homepage](https://caniforkit.com)