OSS Discovery

UN
Global
COMMUNICATION & SOCIAL
CLOUD-READY
ACTIVELY MAINTAINED
FREE
Postal

POSTAL

Postal is a self-hosted email delivery platform, offering full control and customization for transactional and bulk emails, built with a robust technical stack, targeting enterprises and developers seeking reliable and scalable email solutions.

GITHUB STARS
16k
+12% this month
FORKS
1.2k
Active community
LAST PUSH
Apr 24, 2026
High momentum
WATCHERS
209
Tracking updates
LICENSE
MIT
Commercial use
Postal is a self-hosted email delivery platform, offering full control and customization for transactional and bulk emails, built with a robust technical stack, targeting enterprises and developers seeking reliable and scalable email solutions.

High Performance

Built for speed and minimal overhead.

Self-hostable

Docker, Kubernetes, or bare metal

Developer Native

Programmable via any language workflow

SUPPORTED LANGUAGES

Ruby
Ruby
Haml
Haml
SCSS
SCSS
CoffeeScript
CoffeeScript
HTML
HTML
Shell
Shell
Dockerfile
Dockerfile
JavaScript
JavaScript

VISUAL INTERFACE

Screenshot 1
Screenshot 2
Screenshot 3

The Quick Glance

Status
Active
Category
Communication & Social
Pricing
Free
Self-Hosted
No
Available on
Web
Latest Release
3.3.5
Feb 1, 2026

Relative Standing — across 1,284 tools

STARS16k
Top 24% globally
FORKS1.2k
Top 30% in Open Source
ACTIVITYModerate
Top 61% Activity
WATCHERS209
Top 17% Community