vokoscreen for screen recording Shotcut for video editing Audacity for audio editing Atom for displaying code on screen (it's clearer and simpler than VSCode) Recently slides.com for animated presentations Google Slides for scripts, on-screen diagrams Firefox for showing the browser on screen. I'm a Linux user, but most of the above are cross-platform. All are free unless you want private presentations on slides.com, but it's very cheap if you do want that. All are open source apart from Google Slides.
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