Kap
An open-source screen recorder built with web technology
Kap is an open-source screen recorder built with 
Electron and designed to be easy to use but extensible.
Electron and designed to be easy to use but extensible.
Electron and designed to be easy to use but extensible.
<3 the UI, very simple to use. Can't believe it's free!
This is how it works
start kap
set aspect ratio, video size, enable/disable audio
record
export
Features
capture whole or particular area of the screen, capture a particular window.
record audio - optional
Export as GIF, MP4, APNG,WebM
Export Options - size , FPS
It's Freeeeee!
Magnificent! Creates very small (compressed) gif files without losing quality. Can create super-high-quality mp4 files (tried a > 1080p resolution for 10 min -- works great)!
simple, free and lots of settings (incl input audio)