Snarl - Snarl is a notification system for Windows.
CSE Classroom Manager - Technology for Education
Growl for Windows - Growl for Windows is a Windows-compatible version of https://alternativeto.
NetSupport School - NetSupport School supports a teacher with a wealth of dedicated assessment, monitoring, collaboration and control features.
Notify OSD - Canonicals on-screen-display notification agent, implementing the freedesktop.
Class Charts - Class Charts is super fast behaviour management software, creating school seating plans in seconds.