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IMAP and POP3 server written primarily with security in mind.
Featured Tool // Category Mail Servers

How to Reduce Node Docker Image Size by 10X

Article Popular Story //

Terraform simply explained

Article Popular Story //



An user-driven cloud management platform for sysadmins and devops.
Featured Tool // Category Cloud Management

Last 7 Days


Active Directory and CIFS protocol implementation.
Featured Tool // Category Tools and web interfaces

NATS vs RabbitMQ

Popular comparison
  • NATS - NATS Server is a simple, high performance open source messaging system for cloud native applications, IoT messaging, and microservices architectures.
  • RabbitMQ - Robust, fully featured, cross distro queuing system.

The Foreman vs Cobbler

Popular comparison
  • The Foreman - Foreman is a complete lifecycle management tool for physical and virtual servers. FOSS.
  • Cobbler - Cobbler is a Linux installation server that allows for rapid setup of network installation environments.

Awesome SysAdmin Newsletter » 202

Top Stories
  • Load Testing Your Web Server
  • Look mom, I'm a GitHub Action Hero
  • This is not a happy DEV story, about an upgrade

Survival package (not just) for devOps newbies

Article Popular Story //

The Concept of Domain-Driven Design Explained

Article Popular Story //


Lightweight agent system. Configuration state is specified via a declarative language.
Featured Tool // Category Configuration Management

OpenSMTPD vs Postfix

Popular comparison
  • OpenSMTPD - Secure SMTP server implementation from the OpenBSD project.
  • Postfix - Fast, easy to administer, and secure Sendmail replacement.

UrBackup vs Bacula

Popular comparison
  • UrBackup - Another client-server backup system.
  • Bacula - Another Client-server model backup tool.

Look mom, I'm a GitHub Action Hero

Article Popular Story //

Rsnapshot v1.2.3

A new version of Rsnapshot has been released
New Version


A powerful and popular email spam filter employing a variety of detection technique.
Featured Tool // Category Security

Ajenti vs Webmin

Popular comparison
  • Ajenti - Control panel for Linux and BSD.
  • Webmin - Linux server control panel.

This is not a happy DEV story, about an upgrade

Article Popular Story //

Vim Survival Toolkit

Article Popular Story //


Real time collaboration (RTC) server.
Featured Tool // Category Messaging

Cockpit vs Webmin

Popular comparison
  • Cockpit - New multi-server web interface for Linux servers written in C.
  • Webmin - Linux server control panel.

Goodbye Master, Hello...What?

Article Popular Story //


Simple to use and highly versatile wiki that doesn't require a database.
Featured Tool // Category Wikis

How to Recover from API Downtimes and Errors

Article Popular Story //

Bareos vs Backuppc

Popular comparison
  • Bareos - A fork of Bacula backup tool.
  • Backuppc - Client-server model backup tool with file pooling scheme.

Last 30 Days


Groupware software written in PHP.
Featured Tool // Category Collaborative Software

Project Planning Boilerplate

Article Popular Story //

Load Testing Your Web Server

Article Popular Story //