Hi C2 community.
This is a simple tutorial to make a Lightning effect using Photoshop.
Steps to make this effect :
1- Search for free Photoshop Lightning brushes, There a tons of free brushes you can get from the Photoshop forums.
2- Open a new Photoshop project with dark background.
3- Add a new layer and use the Lightning brush with white color.
4- Convert the layer to a smart object.
5- Double click on the layer icon and add a Outer Glow effect.
6- Duplicate the layer several times and add the Glow effect to each layer.
7- Change the layer Glow size & range form the Glow effect dialog for each layer, So the higher layer will get more Glow.
8- Export the images as png or gif.
I hope this will help you guys.