EssentialPIM - EssentialPIM is a free Personal Information Manager that keeps up with the times and lets you manage appointments, tasks, notes, contacts, password entries and email messages across multiple devices and cloud applications.
GageList - Simple online calibration software
Todo.txt - Track your tasks and projects in a plain text file, todo.txt. A todo.
Calibration Studio - Calibration Management and Calibration
Task Coach - Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists.
Fluke 700SW - Transcat sells professional electronic test equipment & provides ISO/IEC 17025 accredited calibration & repair services.