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clear os, clarisonic
ClearOS is a software company located in Utah, US and is better known for developing the ClearOS system

Developer Point Clark Networks
OS family Unix-like
Working state Commercially supported until Sep 1, 20133
Source model Proprietary software
Latest release 50 / July, 2009
Kernel type Monolithic kernel Linux
Default user interface Web user interface
License Various
Official website ClarkConnectcom

ClearOS System formerly named ClarkConnect is a Linux distribution, based on CentOS and Red Hat Enterprise Linux,4 designed for use in small and medium enterprises as a network gateway and network server with a web-based administration interface5 It is designed to be an alternative to Windows Small Business Server6 ClearOS succeeds ClarkConnect The software is built by ClearFoundation, and support services can be purchased from ClearCenter7 ClearOS 51 removes previous limitations to mail, DMZ, and MultiWAN functions8

As of the ClearOS 61 release, the distribution is a full-featured operating system for servers and workstations built from source packages for Red Hat Enterprise Linux910


  • 1 Features
  • 2 Awards and recognition
  • 3 See also
  • 4 References
  • 5 External links


Features include:

  • Stateful firewall iptables, networking and security
  • Intrusion detection and prevention system SNORT
  • Virtual private networking IPSEC, PPTP, OpenVPN
  • Web proxy, with content filtering and antivirus Squid, DansGuardian
  • E-mail services Webmail, Postfix, SMTP, POP3/s, IMAP/s
  • Groupware Kolab
  • Database and web server easy to deploy LAMP stack
  • File and print services Samba and CUPS
  • Flexshares unified multi-protocol storage which currently employs SMB, HTTP/S, FTP/S, and SMTP
  • MultiWAN Internet fault tolerant design
  • Built-in reports for system statistics and services MRTG and others

Awards and recognitionedit

  • August 2009: CompTIA Breakaway - ClearCenter's ClearOS wins 'Best New Product' at CompTIA Breakaway11
  • August 2010: CompTIA Breakaway - ClearCenter's ClearOS repeats win for 'Best New Product' at CompTIA Breakaway12
  • July 2012: Softpedia - An Open Source, free and powerful network and gateway Linux server operating system13
  • February 2014: IDG Security Firewall Distributions Review 14
  • June 2015: Small Business Computing -The 5 Best Linux Servers for Small Business 15
  • September 2015: LinuxVoice Service Distro - Group Test see pages 58-63 16

See alsoedit

  • Free software portal
  • IPCop
  • IPFire
  • pfSense
  • SME Server
  • SmoothWall
  • Zentyal


  1. ^ "ClearFoundation SVN" 
  2. ^ Johnson, Devin 2016-03-08 "ClearOS 720 Released" ClearOS ClearFoundation Retrieved 2016-04-12 
  3. ^ "ClarkConnect - Product Life - End of Life" 
  4. ^ "DistroWatch: ClearOS" 
  5. ^ "ClarkConnect Is Now ClearOS" 
  6. ^ "Linux answer to Windows SBS: ClearOS" 
  7. ^ "Overview" ClearCenter 
  8. ^ "Dual WAN Clarkconnect Community" 
  9. ^ "DistroWatch: Development Release - ClearOS 61 Alpha 1" 
  10. ^ "ClearFoundation: ClearOS Core 61 Alpha1" 
  11. ^ "Breakaway 2009 Best New Product Winner - ClearCenter" 
  12. ^ "Best of Breakaway 2010 Awards" 
  13. ^ "An Open Source, free and powerful network and gateway Linux server operating system" 
  14. ^ Mills, Ashton "Security firewall distributions" IDG CSO Online 
  15. ^ Schroder, Carla June 22, 2015 "The 5 Best Linux Servers for Small Business" 
  16. ^ "Server Distros Group Test" PDF LinuxVoice Magazine LinuxVoice 

External linksedit

  • Official website
  • ClearOS at DistroWatch
  • Announcement of ClearCenter and ClearFoundation by Point Clark Networks

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