VeraCrypt - VeraCrypt is a free open source disk encryption software for Windows, Mac OSX and Linux.
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
Axcrypt - AxCrypt - Password Protect Files With Strong Encryption. AxCrypt is the leading open source file encryption software for Windows.
Snagit - Screen Capture Software for Windows and Mac
Windows BitLocker - This topic provides a high-level overview of BitLocker, including a list of system requirements, practical applications, and deprecated features.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...