Hey. At work it was necessary to create a tool to monitor servers and computers, which must always be online. For these purposes the MassPinger was created. It supports many groups and many computers in groups. CrossPlatform (for Linux compiled but untested), written in Lazarus. Sources available on homepage.
mpwdgen is a Windows application which lets you create a list of random passwords with one single click. The user may combine letters and numbers with special characters and all the passwords can be exported to file or copied to the clipboard.