How to build video howto from screen shots ?

[TuxMario]

Hello
I'd like to build some HowTo from video screen shot
I like the KDE howto (example : https://userbase.kde.org/images.user...top-add-45.gif )
Do you have some tools to recommend (Kubuntu compatible) ?
Thanks

Regards : Tuxmario

[Rog132]

Screencast

AskUbuntu - How to create animated GIF images of a screencast? : http://askubuntu.com/questions/10772...f-a-screencast

webupd8 - QGifer Converts Video To GIF, Supports Cropping, Adding Text And More: http://www.webupd8.org/2013/07/qgife...-supports.html

Kubuntu Forums - KDE Image Menu (4) : https://www.kubuntuforums.net/showth...l=1#post337048