Self-hosted Marketing Transactional
Plunk
Open-source unified email platform.
overview
Plunk unifies marketing, transactional, and broadcast email under one self-hostable open-source app. AGPL-3.0 license, EU hosting available. Developer-friendly API.
deliverability
Self-hosted depends on your relay. Hosted plan inherits Plunks reputation.
best for
Indie devs and EU-data teams who want self-hostable unified email.
pros
- › Unified marketing + transactional
- › Self-hostable
- › Open source
cons
- › Smaller community than Postal
- › No SMTP relay option
Features at a glance
| API | Yes |
| SMTP | No |
| SDKs | node, python |
| Webhooks | Yes |
| Templates | rich |
| React Email | No |
| Batch send | Yes |
| Scheduled send | Yes |
| Suppressions | Yes |
| Multi-tenant | No |
| Inbound parsing | No |
| Event stream | Yes |
| Idempotency keys | No |
| Dedicated IP | No |