It's an active directory replacement built on CentOS + Samaba4. Includes support for Directory, DNS, DCHP, and NTP type services.
Cost / License
- Free
- Open Source
Platforms
- Linux
- Self-Hosted
+6
Zentyal Alternatives
One of the most popular alternatives to Zentyal is ClearOS, which is free and open source. Other popular alternatives are Univention Corporate Server (UCS), Ubuntu Server, NethServer and Microsoft Active Directory. There's no shortage of Mail Servers like Zentyal, with more than 25 alternatives for Linux, Windows, self-hosting, the web and Mac.
Alternatives list
15 OpenLDAP alternativesOpenLDAP Software is an open source implementation of the Lightweight Directory Access Protocol.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Linux
- BSD
Linux based gateway for SMB with accent on security. With easy to use web-based configuration tool. With lots of additional features like mail server, VPN server, traffic shaping, DPI, traffic antivirus and etc.
Cost / License
- Freemium
- Open Source
Application typeApplication types
Platforms
- Linux
- Self-Hosted
Thailand
+3
37 Ubuntu Server GUI alternativesUbuntu Server GUI provides an easy to use set of server management tools designed for Ubuntu Servers.
Cost / License
- Free
- Open Source
Alerts
- Discontinued
Platforms
- Online
The Amahi Home Server is designed for home and small office environments where the technical support staff do not want the job!
Cost / License
- Free
- Open Source
Application type
Platforms
- Linux
United States
Get a web based email/messaging, HTTP proxy, files server, VPN administration interface Using Postfix, Squid, Samba And extend them with Security quickly and easily How to create a Mail/Proxy/File
Cost / License
- Free
- Open Source
Platforms
- Linux
EmailSuccess, an advanced SMTP Server (MTA) built from the ground up to handle the most critical reliability, performance, security, and deliverability requirements.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Linux
- Java
Italy
EU
+1
Linux Schools consists of Karoshi Server and Karoshi client. It is an Ubuntu LTS Server based solution especially designed for educational environments. It is a fully modular and scalable distribuition, mainly written in Bash.
Cost / License
- Free
- Open Source
Application type
Platforms
- Linux
LHosted Exchange solutions from Netrepid - the best hosted exchange provider. Accelerate your technology at on demand speed.
Cost / License
- Paid
- Proprietary
Application typeApplication types
Platforms
- Online
N
Sanwhole Exchange is a server running iMail, iPress and iStore services. iMail is an enterprise-class email server does Microsoft Exchange and Gmail work. iPress sets blog, forums and tickets in one. iStore is an online store.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Windows
China
DeskNow is a fully featured and easy to use mail and collaboration server with build-in antivirus and antispam. SyncML for mobile devices is separately licensed.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Windows
- Linux
pGina is a replacement for the default Windows Credential Provider. Through plugins, pGina allows you to configure the login process from authentication and authorization through Radius, SSH, Kerberos, POP, IMAP,... remote servers.
Cost / License
- Free
- Open Source (BSD-3-Clause)
Platforms
- Windows
