LogWatcher 

LogWatcher is an advanced utility designed to search through Windows NT event logs to find certain keys that you define, and to execute special tasks when it finds them. LogWatcher also supports text-based event logs.
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SelfCron 

- Don't miss the happy hour, a bus, metro, plane, or train. - Be on time for meetings and appointments. - Keep your network's file system up-to-date. - Synchronize the clocks of your team. - Place last-second auction bits.
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EventReporter 

EventReporter monitors Windows NT/2000/XP event log and forwards events either to a syslog daemon or email recipient. Ideal for centrally monitoring NT event logs. Runs as a service.
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