System and Network Analysis: As an administrator, it is your job to monitor the system and network that you are presiding over. Analysis is an important part of being in the know of what’s happening and when a particular action is required. That is where system and network analysis tools come in handy.
1. NTFS Permissions Explorer
2. Xirrus Wi-Fi Inspector
7. The Dude
8. Microsoft Baseline Security Analyzer
12. Capsa Free Network Analyzer
19. SolarWinds Free Permissions Analyzer for AD
20. Angry IP Scanner
26. Total Network Monitor
27. IIS Logfile Analyser
System testing and troubleshooting: What’s the next logical step after analysis your network? Of course, testing whether your analysis was right or wrong. To put it more clearly, as a system or network admin, it is one of your jobs to perform tests on your domain. These are the tools that let you do that.
30. VMWare Player
31. Oracle VirtualBox
33. Process Monitor
34. SpiceWorks Network Troubleshooting
38. Microsoft Log Parser
System and network management: These are tools that allow you to manage the network or system. In a way, they comprise of various tools that help an IT professional to manage a bunch of tasks or certain specific tasks.
41. Bitcricket IP Subnet Calculator
42. EMCO Remote Installer Starter
44. Pandora FMS
45. SNARE Audit and EventLog Management
46. OCS Inventory
47. Zenoss Core – Enterprise IT Monitoring
48. Unipress Free Help Desk
49. SysAidIT Free Help Desk
50. Cyberx Password Generator Pro
51. KeePass Password Safe
53. Microsoft Application Compatibility Toolkit
54. ExtraSpy Employee Monitor
55. NetWrix USB Blocker Freeware
57. Wake On Lan 2 .NET
59. Active Directory Explorer (ADExplorer)
File and disk management: These are tools that allow you to perform various operations on your files. These include operations like de-duplication, copying, file comparison, merging, encryption, syncing, searching and renaming of files. These files can be invaluable additions to your arsenal as a system administrator.
66. Universal Viewer
69. Steganos LockNote
70. Microsoft SyncToy
74. Areca Backup
75. DirSync Pro
76. Amanda Network Backup
78. KGB Archiver
Performance and availability monitoring: These tools allow you to monitor your system and network performance and monitor them for possible errors etc. They provide functions such as monitoring of memory utilisation, network utilisation, disk utilisation, CPU utilisation etc. In addition, you can also use the network monitoring tools in order to ensure that your network is performing at its optimal levels and is stable.
81. ManageEngine Free HyperV Performance Monitor
83. ManageEngine Free Exchange Health Monitor
84. Kratos Exchange Monitor
85. ManageEngine Free Windows Health Monitor
86. ManageEngine Free Ping Tool
87. ManageEngine Free SQL Health Monitor Tool
88. ManageEngine Free VM Configuration Tool
89. Kratos Network Device Monitor
90. IxChariot QCheck
Remote management: As a system or network admin, you will be dealing with a lot of remote connections and clients. In order to manage this task efficiently, you need tools like the ones mentioned below. You can use them to remotely administer clients and servers, manage remote desktop sessions and various other functions.
92. Remote Desktop Manager
94. Microsoft RDCMan
All-in-one toolkits: Sometimes you do not want to use different tools for different purposes. You want tools that can manage multiple functionalities by themselves so that you don’t have to switch over to a new one whenever your attention is needed in a new direction. These are all-in-one kits that fill up some of the gaps that exist in this respect.
97. Net Tools 5.0
98. ManageEngine Free Windows Tools 2
99. Axence NetTools Pro
100. Free IP Tools