Email Marketing Transactional stable
Postal
Open-source mail delivery platform
15.0K stars
Since 2020
Open-source mail delivery platform
License
MIT
Min RAM
1 GB
Min CPUs
1 core
Scaling
single_node
Complexity
intermediate
Performance
medium
Self-hostable
✓
K8s native
✕
Offline
✕
Pricing
fully free
Docs quality
good
Vendor lock-in
none
Use cases
- ✓ Primary: transactional-email-delivery
- ✓ Primary: email-tracking
- ✓ Primary: smtp-relay
Replaces / alternatives to
Technical specs
Language
Ruby
API type
REST
Protocols
HTTP
Deployment
docker
Community
GitHub stars 15.0K
Contributors 0
Commit frequency weekly
Plugin ecosystem none
Backing Postal
Funding community
Release
Latest version
— Last release —
Since 2020
Best fit
Team size
solosmallmedium
Industries
general