Simple Server Monitor
Simple Server Monitor is a powerful, yet easy to use server monitoring utility. It allows you to monitor the status of your servers and web applications from your desktop. Simple Server Monitor runs as a notification icon and you will be unaware that it is running - until a monitor fails. ... Simple Server Monitor also supports performance monitoring by charting the monitor response time and by logging (optional) all monitor queries to a log file and/or the event log. ... Supports Ping, HTTP/HTTP, FTP/FTPS, SMTP/SMTPS, POP3/POP3S, IMAP/IMAPS, and Custom monitors (supports SSL/TLS).
http://www.simpleservermonitor.com/files/setup.exe - 4Mb - Download - Screenshot

PA Server Monitor
PA Server Monitor is a Windows service that monitors the health and availability of Windows servers, network services (on Windows, Linux and other operating systems), and devices. No agents are needed to monitor remote servers. Also includes rich reporting on most monitored resources. ... PA Server Monitor can watch: Event logs on local and remote Windows servers CPU and memory usage Free local and server disk space Changed files and directories (great intrusion detection) Running Windows services Custom script results Local and remote directory quota monitoring Network Interface...
http://www.poweradmin.com/servermonitor/servermonitorpro.exe - 5Mb - Download - Screenshot

Easy Network Service Monitor
Easy Service Monitor is a network fault management tool that continuously monitors network devices and services. If something went wrong, it will alert you by email/phone/pager BEFORE problems get seriously out of hand. A detailed log file will record every event of the monitored targets and can... You can configure the system so that when something goes wrong, a set of actions, such as execute a program, reboot server or update web page, will be triggered.
http://www.javvin.com/emonitor.exe - 2Mb - Download - Screenshot

ManageEngine Applications Manager
Applications Manager offers a single integrated monitoring tool suitable for application monitoring, database monitoring, system monitoring, website monitoring, services monitoring, and custom application monitoring. Applications Manager proactively monitors the applications and servers and... NET Monitoring, Oracle Application Server, JBoss Monitoring, Tomcat Monitoring, WebLogic Monitoring, WebSphere Monitoring and Java/J2EE Web Transactions. ... Website monitoring involves URL Monitoring , URL Sequence Monitoring and URL Content Monitoring.
http://download.adventnet.com/prod...ageEngine_ApplicationsManager.exe - 16Mb - Download - Screenshot

HSLAB HTTP Monitor
Real-time performance monitoring solution for Apache servers. HSLAB HTTP Monitor is a handy real-time performance monitoring and statistics analysis software application for Apache servers, which are used ubiquitously in the web hosting industry. Basically, with HSLAB monitoring system... That is the server running on Apache may be located thousands of miles away, while the program (HSLAB HTTP Monitor) could be installed on home or office PC and the system administrator will always have access to server?
http://www.sys-monitoring.com/downloads/hslab-http-monitor.exe - 3Mb - Download - Screenshot

Servers Alive
Servers Alive is your 24/7 automatic server monitoring solution for guarding against server and process failures or attack. Script your own tests plus use our built-in functionality to automatically monitor critical server functions and processes including: PING (ICMP/TCP and IPX), TCP Services,... Discover why Servers Alive is the preferred server monitoring solution for compananies and organizations of all sizes. ... Try the free Servers Alive Windows version today. ... You can easily create scripted response scenarioes to reboot,shut down, execute another program, or take any other...
http://www.woodstone.nu/soft/salive.exe - 12Mb - Download - Screenshot

MetaGauge
MetaGauge is network traffic monitoring software designed to be easy to configure and maintain. MetaGauge monitors traffic on network devices by using SNMP to track the amount of data passed through the interfaces. The statistics are kept in a database and then displayed in HTML and Graphs. ... A web server is included but Windows built in web server can be used as well. ... Although MetaGauge is designed for a corporate network environment it will work with any device that supports SNMP interface monitoring including most DSL modem/routers.
http://download.hammer-software.com/metagauge.zip - 2Mb - Download - Screenshot

Monitor Wolf
Is your Web Site Working Right Now? Let your PC watch your web site every minute of the day! Accurately measures the performance of any web site. Tracks server response using Active Ping technology, verifies DNS resolution and monitors HTTP visibility. ... HTTP monitoring verifies that the HTML code on your web page can be downloaded so that your web site is visible to browser requests. ... The fact is that most Web Hosting companies never bother to notify you when your web site is not responding.
http://www.lonewolf-software.com/MonitorWolf/MWsetup.exe - 6Mb - Download - Screenshot

A1Monitor Network Monitor TCP or Web
Monitor multiple web or TCP servers (http, https, ftp, pop3 etc. ) Receive email notification by email or pager if any can't server can't be reached a number of times in a row. A1Monitor can reboot your NT server or run a batch file or program for you. ... ) Support for http proxy server for http and https monitoring. ... exe when server failures occur. ... Reboot a local or remote computer when server failures occur. ... Server response time graphs. ... Supports URL basic authentication (http, https only).
http://files.a1tech.com/files/a1monitor.exe - 3Mb - Download - Screenshot

PA Server Monitor Free Edition
PA Server Monitor has powerful features that are very simple to setup. The Free edition monitors web pages, ping response and the Windows event log, and response actions that can send SMTP email notifications, reboot the server, and more. Reports can be generated about most monitored resources. ... See Server Monitor at PowerAdmin. ... Our smart alerting will tell you about a particular problem once, and then tell you when it is fixed (instead of the constant stream of mindless 'still broke' messages that other products send).
http://www.poweradmin.com/servermonitor/servermonitorfree.exe - 5Mb - Download - Screenshot