Apply effects such as transitions to your videos, with Wax editor
Wax is a free program for video editing, letting you apply transitions and other effects. The program features an aesthetically ordinary but well made and convenient interface.
Wax features a timeline where you can insert your clips, even perform basic operations such as deleting, cropping, etc., besides applying effects, such as 3D, stretch, chroma, warp, simulate elements of nature such as fire or smoke, and much more.
The program several transition effects such as fades, panes, spin, replace, etc. Several plugins, such as WinMorph, make possible all the effects and transitions you can use.
Was lets you preview the results of your editing and of course undo steps you may not want.