1. Network
   1. CISCO
   2. Mikrotik
   3. Linux Networking
      1. Router/Firewall Distros
      2. Virt-manager
      3. HAProxy
      4. iptables/ipchains (v6)
      5. netfilter
      6. Proxy
         1. Squid
         2. Apache Traffic Server
         3. nginx
      7. iproute/iproute2
      8. ipfwadm
      9. route
      10. ROUTING
          1. quagga
          2. GNU zebra
          3. Bird Internet routing daemon
   4. Windows Networking
      1. DHCP
      2. DNS
   5. TroubleShooting
      1. WINDOWS
         1. Ping
         2. Tracert
         3. PathPing
         4. arp
         5. route
         6. nbtstat
         7. netsh
         8. WinMTR
         9. WinTrace
      2. Ping
      3. MTR
      4. Traceroute
      5. WinMTR
      6. Nmap
      7. monitoring
         1. Wireshark
            1. tshark
         2. OmniPeek
         3. Cacti
         4. iptraf
         5. pyshaper
         6. L7-filter
         7. iftop
         8. tcptrack
         9. ss
         10. mrtg
         11. Cricket
      8. tcpdump
         1. dchdump
      9. ngrep
      10. mii-tool
          1. ethtool
      11. nload
      12. iftop
      13. arping
      14. nethogs
      15. darkstat
      16. ntop
      17. kismet
      18. Iperf
      19. snmp
      20. flow-tools
      21. ethtool
      22. Management
          1. RANCID
          2. GestióIP
          3. IPplan (iptrack)
          4. NorthStar
          5. Sauron (DNS & DHCP)
   6. Security
      1. Firewall
         1. Windows
            1. Soft
            2. Comodo
            3. Kerio Winroute Firewall
            4. OutPost
            5. Hard or System
            6. ISA
         2. Linux
            1. IPtables
            2. fwbuilder
            3. Vuurmuur
            4. ferm
            5. UFW
            6. EMAIL guard
            7. DansGuardian
            8. mxhero
            9. Scrollout F1
            10. Anti-Spam SMTP Proxy Server
            11. DSPAM
            12. amavisd-new
            13. Maia-Mailguard
            14. IPset
            15. Packetfence
            16. ModSecurity
            17. Snort
            18. SQUID
            19. Untangle
            20. clearos
            21. Privoxy
            22. SafeSquid
            23. SquidGuard
         3. Hardware
            1. Pix
            2. Fortinet
            3. ASA
            4. MS ISA / Forefront tmg
      2. Encryption
         1. SSL CA
            1. OpenSSL
            2. EJBCA
            3. PHP-CA
            4. xca
         2. VPN
            1. IPsec
            2. OpenVPN
            3. AppleTalk
            4. Hamachi
      3. RADIUS
         1. FreeRADIUS
         2. OpenRADIUS
         3. http://coova.org/
         4. Radiator
         5. WiKID
         6. LinOTP
         7. OpenOTP
      4. Intrusion Detection/Prevention
         1. Snort
            1. BASE
         2. OSSEC
         3. LIDS
         4. Tripwire
         5. PacketFence
         6. SElinux
         7. AppArmor
         8. Bastille UNIX (Bastille Linux)
         9. Suricata
      5. Motion Detection
         1. ZoneMinder
         2. Motion
   7. Router/Firewall
      1. FirmWare
         1. OpenWRT
         2. Tomato
         3. X-WRT
         4. DD-WRT
      2. Mikrotik $
      3. Vyatta
      4. Ideco ICS 3.0
      5. Zeroshell
      6. ClarkConnect Server and Gateway
      7. eBox
      8. Untangle
      9. pfSense
      10. m0n0wall
      11. The Linux Router Project
      12. IPCop
      13. IPFire
      14. SmoothWall
      15. List on wiki
   8. Shapers
      1. The Wonder Shaper
      2. HTB setup script
      3. MasterShaper
      4. The Linux traffic shaper
   9. SDN
      1. OpenFlow protocol
      2. Emulation
         1. Mininet
      3. Controllers
         1. NOX/POX
         2. FlowVisor
         3. FloodLight
         4. Trema
         5. Beacon
         6. RouteFlow
         7. OpenPipes
2. Collaboration
   1. Lotus Domino
   2. OpenOffice
      1. LibreOffice
   3. WebBased
      1. OpenGoo
      2. Wiki
      3. Zimbra
3. WEB
   1. Bussiness Apps Types
      1. ERP
         1. Open ERP
         2. Openbravo
      2. CRM
         1. openCRX
         2. vtiger
         3. hipergate
      3. SCM
      4. HRM
      5. POS
      6. ETL
      7. MRP
      8. SOA
      9. CMMS
      10. EAM
      11. TMS
          1. opentodo
          2. RT: Request Tracker
      12. TMS
      13. PMS
          1. Trac
          2. BugZilla
      14. OLAP
      15. BI
      16. BPM/BMS
          1. phpBMS
      17. eCommerce
          1. Magento
          2. OsCommerce
          3. PrestaShop
          4. Digistore
          5. ZenCart
          6. VirtueMart
          7. Avactis
      18. Billing systems
   2. Engines CMS
      1. CMS
         1. Drupal
         2. Joomla
         3. Wordpress
         4. DLE
      2. Gallery
         1. Gallery 2.0
         2. Copermine
      3. Ticketing HelpDesk
         1. OTRS
         2. SupprotSuite $
         3. Complete list of APPS
   3. VideoConference
      1. BigBlueButton
      2. Camfrog
   4. Spreadshits
      1. Simple Spreadsheet
      2. wikiCalc
      3. TrimSpreadsheet
      4. Sheetster Web Spreadsheet
      5. ZK Spreadsheet
      6. phpMyEdit
      7. MySQL Ajax Table Editor
      8. xataface
      9. VFront
      10. DaDaBIK
   5. Groupware
      1. Feng Office
      2. Simple Groupware
   6. Wiki
      1. TWiki
      2. MediaWiki
      3. MindTouch
      4. ScrewTurn
      5. Questions
         1. OSQA
4. IT Managment
   1. MOF
   2. ITIL
   3. MSF
   4. SLA
5. System Managment
   1. Sytem
      1. UserControl/Managment
      2. SystemResource Control/Managment
      3. Data
         1. Encryption
            1. TrueCrypt
            2. BestCrypt
            3. DiskCryptor
         2. Data Destroy
            1. Red Button
         3. data Backup
            1. Acronis
            2. Colenezilla
            3. dd
            4. bzip
            5. Symantec Norton Ghost
         4. Recovery
            1. Runtime GetDataBack
      4. Hardware
         1. HDD
            1. Diagnostics
            2. Mhdd
            3. Victoria
         2. Monitoring
            1. lm-sensors
            2. KSim
            3. Lavalys Everest
            4. AIDA64
            5. RealTemp
            6. HWiNFO32
            7. Aspia
            8. GPU-z
            9. CPU-z
         3. tools
            1. Hirens Boot CD
            2. Vortex Admin tools
            3. Microscope CD
            4. Acronis Rescue CD
            5. Paragon HDD Manager
            6. Live CD
         4. BenchMARK
            1. sysbench
   2. Monitoring and Control
      1. Syslog Server/daemon
      2. WhatsUP
      3. Microsoft Operations Manager
      4. GroundWork Monitor
      5. OpenNMS
      6. Ganglia
      7. mon
      8. Big Brother
      9. Osmius
      10. utils
          1. sar/ksar
      11. Spacewalk
      12. Server Stats
          1. AWStats
          2. Webalizer
          3. PIWIK
      13. SystemDeploy
          1. FOG Project
      14. Management
          1. Webmin
             1. Usermin
             2. Virtualmin
          2. Ajenti
          3. Sauron (DNS & DHCP)
      15. Provisioning/ ConfMgmt
          1. Puppet
          2. Cheff
          3. ControlTier
          4. Spacewalk
          5. CFEngine
          6. Bcfg2
          7. Salt
      16. Monitor
          1. Nagios
             1. NagiosQL
             2. NagTrap
             3. Nagvis
             4. PNP4Nagios
          2. Icinga
          3. Zabbix
          4. Monit
          5. munin
          6. Zenoss
          7. Hyperic-HQ
          8. collectd
          9. MRTG
          10. Logs
              1. Graylog2
              2. LogAnalyzer
   3. Linux
      1. Tools
         1. SSH
            1. Putty
            2. Putty Tray
            3. Putty Connection Manager
            4. Kitty
         2. VNC
            1. TightVNC
            2. UltraVNC
            3. TigerVNC
         3. SVN
            1. Git
         4. Synergy2
         5. Quota
         6. Remote Control mgmt
            1. OpenIPMI
         7. Virtualization
            1. wine
            2. PlayOnLinux
            3. VirtualBox
            4. phpVirtualBox
            5. KVM
            6. KVM over IP
            7. XEN
         8. REPOS
            1. RPM
            2. rpmforge
            3. epel
            4. elrepo
            5. dag wieers
            6. karan centos
            7. RPM Fusion
            8. freshrpm
            9. rpm.livna.org
            10. Remi
            11. rpmrepo.org
            12. http://packages.sw.be/
            13. IUS
            14. DEB
            15. Index Sites
            16. rpm.pbone.net
            17. rpmfind.net
            18. PHP/PERL
            19. CPAN
            20. PEAR
            21. PECL
         9. Hosting Panels
            1. wiki
            2. ISPconfig
            3. Virtualmin
            4. Baifox
            5. DirectAdmin
            6. Domain Technologie Control
            7. ispCP Omega
            8. VHCS
            9. HyperVM
            10. Kloxo
            11. SysCP
            12. Froxlor
   4. Windows
      1. GPO
      2. cacls
   5. Scripting
      1. Linux
         1. Bash
         2. python
         3. perl
         4. php
         5. etc,,,
      2. Windows
         1. cmd .bat
         2. Kix
         3. VBasic
         4. Login Scripts
   6. High Availability
      1. Storage
         1. GlusterFS
      2. Cluster
         1. Linux-HA
            1. Heartbeat
            2. Cluster Glue
            3. Resource Agents
            4. Pacemaker
   7. Security
      1. BackTrack linux
      2. Network Security Toolkit (NST)
      3. AV
         1. Linux
            1. AVG Free
            2. Avira Antivir Professional
            3. BitDefender (+)
            4. Thorough check
            5. ClamAV
            6. Sophos Anti-Virus
            7. ClamTK
            8. Avast
         2. Windows
            1. ...
6. Certification
   1. Windows
   2. Linux
      1. RedHat
      2. Novell
      3. Comptia Linux+
   3. Networks
      1. Cisco
         1. CCNA
            1. ICND1 CCENT
            2. ICND2
         2. CCNP
         3. CCIE
      2. Comptia Network+
      3. Juniper
   4. IT Managment
      1. ITIL
      2. MOF
7. SERVERS
   1. Types
      1. Web Server
         1. Linux
            1. FTP
            2. ProFtpd
            3. Gadmin Proftpd
            4. VsFTPd
            5. PureFtpd
            6. WebUI
            7. ByteHoard
            8. HFS HttpFile Server
            9. PHP File Navigator pfn
            10. extplorer (Joomla)
            11. net2ftp
            12. Opendocman
            13. SSLBridge Samba Web Client
            14. AjaXplorer
            15. fileNice
            16. AerFM - php/AJAX based file manager
            17. PHP AJAX File Manager (PAFM)
            18. KFM - Kae's File Manager
            19. bfExplorer (The free PHP file manager)
            20. QuiXplorer
            21. Windows
            22. FileZilla
            23. CerberusFTP
            24. Java
            25. http
            26. Apache
            27. Nginx
            28. Cherokee
            29. Lighttpd
            30. PHP
            31. Ruby
            32. Python
            33. LAMP
            34. Autoinstaller
            35. Fantastico
            36. Softaculous
            37. Installatron Server
            38. DB
            39. Postgre
            40. MysQL
            41. MySqlGuiTools
            42. PhpMyAdmin
            43. DB viewers creators
            44. phpMyEdit
            45. Mysql Ajax Table Editor
            46. PhpCodeGenie
            47. SQuirreL SQL Client
            48. MySQL Navigator
            49. DaDaBIK
            50. Oracle
         2. Windows
            1. IIS
            2. APPS
            3. TopServer
            4. Xampp
            5. BitNami
            6. Mongrel
            7. WEBrick
            8. Ampps
            9. EasyPHP
            10. WampServer
            11. Standalone
            12. Bambalam
            13. Server2Go
            14. FTP/TFTP
            15. FileZilla Server
            16. CerberusFTP
            17. SolarWinds Free TFTP
      2. MailServer
         1. MTA
            1. exim
            2. sendmail
            3. postfix
            4. Dovecot
         2. MUA
            1. dovecot
            2. cyrus
         3. multifunctional
            1. CommuniGate PRO
            2. Kerio MailServer
            3. iRedMail
            4. Zimbra
            5. Jabber XMPP
            6. Openfire
            7. Redfire
         4. Web Control
            1. Squirell
            2. Roundcube
            3. Postfixadmin
      3. Unified Network Platform
         1. Zentyal
         2. SME Server
         3. ClearOS
      4. MediaServers Streaming
         1. FireFly
         2. Fireplay
         3. Subsonic
         4. XBMC
         5. Logitech Media Server
         6. Plex Media Server
         7. RTMP
            1. Red5
            2. RubyIZUMI
            3. Cygnal
            4. rtmplite
      5. FileServer
         1. FreeNAS
         2. OpenAFS (Win,Mac)
         3. Amahi Home Server
         4. SME Server
         5. Samba
         6. OwnCloud
      6. Virtualization
         1. Linux
            1. Citrix
            2. Xen
            3. KVM
            4. VMware
            5. Virtual Iron
            6. OpenVZ
            7. Dklab vzfirewall
            8. ConVirt
         2. Windows
            1. Hyper-V
         3. Paravirtualization
      7. NAS SAN
         1. Openfiler
         2. GFS/2
         3. OpenMediaVault
         4. Greyhole
         5. unRAID Server
         6. GlusterFS
         7. StarWind Free iSCSI (Win)
         8. Sheepdog
      8. Cluster
         1. OpenAIS
         2. Pacemaker
         3. DRBD®
         4. GlusterFS
         5. Perceus
         6. Rocks clusters
      9. Directory Service
         1. Linux
            1. LDAP
         2. Windows
            1. AD
      10. VoIP
          1. Asterisk
          2. Asterisk@Home
          3. Cisco Call Manager $
          4. 3CX Phone System for Windows
          5. AsteriskNOW
          6. Elastix
          7. TrixBox
          8. PABX
             1. Kamailio
             2. Yate
             3. CallWeaver
             4. FreeSWITCH
             5. SIPfoundry SipXecs
      11. DHCP
          1. Windows
          2. Linux
             1. dhcpd
      12. Torrent Tracker
          1. Torrent Downloader
             1. WebUI
      13. NewsServer
      14. DNS
          1. Linux
             1. Bind
             2. MyDNS
             3. MyDNSconfig
             4. AVAHI
          2. Windows
             1. DNS
      15. RAS remote access server/service
      16. NAS network access server/service
   2. Windows Server Types
      1. Windows Server 2000/2003/2008
         1. IIS
      2. Windows Server Update Service
      3. Exchange Server
      4. Windows Home Server
      5. Windows Storage Server
      6. SharePoint Server
         1. Microsoft Commerce Server
         2. Microsoft Forms Server
         3. Microsoft Project Server
         4. Microsoft Communications Server
         5. Microsoft PerformancePoint Server
         6. Microsoft Search Server
         7. Microsoft Reporting Services
      7. Virtual Server
      8. SQL server
      9. BizTalk Server
      10. Groove Server
      11. Hyper-V server
      12. Microsoft Groove Server
      13. Microsoft ForeFront
      14. Microsoft Analysis Services
      15. Microsoft Internet Security and Acceleration 2004/2006
      16. 3rd Party Servers
          1. hMailServer
          2. XAMPP
          3. WampServer
8. CLOUD COMPUTING
   1. OpenNebula
   2. OpenStack
   3. CloudStack
   4. Eucalyptus
   5. VMware vCloud™ Director
   6. Azure
   7. Hadoop
      1. Clourdera
   8. Red Hat’s Cloud
   9. RESERVOIR
   10. Scalr
   11. NiftyName
   12. WSO2 Stratos
   13. OpenMobster
   14. All in 1
       1. Proxmox
       2. OpenQRM
       3. oVirt
       4. ConVirt
       5. Karesansui
   15. GRID / Big Data
       1. NGrid
       2. GridGain
       3. Globus Toolkit
       4. BOINC
       5. GridGain
   16. SaaS / IaaS / PaaS
       1. eyeOS
       2. TioLive
       3. Zoho
       4. RabbitMQ
   17. OS
       1. SmartOS
       2. BitNami
       3. Nimbus
   18. Provision
   19. Clusters
       1. Ganeti
       2. Enomaly
   20. TIO Libre
   21. Management
       1. Virtual Machine Manager
9. PROGRAMMING
   1. ?????????????????