The classic email sending library for PHP
The fake smtp email server for development and testing
I2P: End-to-End encrypted and anonymous Internet
Community-based GPL-licensed network monitoring system
Disposable webmail server (similar to Mailinator) with built in SMTP
The macOS & iOS file archiver
A remote monitoring & management tool, built with Django, Vue and Go
Mail hosting made simple
Daemon to ban hosts that cause multiple authentication errors
Cross-platform application monitoring and error tracking software
Web based virtual user administration interface for Postfix mail
mailcow: dockerized
Insular email distribution - mail server as Docker images
Monitors a distributed infrastructure and sends alerts
Provides mechanisms for walking through any arbitrary PHP variable
Self-hosted, lightweight server and website monitoring and O&M tool
An open source status page system for everyone
Keystroke launcher for Windows and macOS
Open source APM: OpenTelemetry traces, metrics, and logs
Matrix reference homeserver
A fully featured open source mail delivery platform for incoming
A network event stream processing system, in Clojure
Take back control of your email with this mail server in a box
Transactional email magic link and One-Time Password (OTP)
An open-source Identity and Access Management (IAM)