If you are sick of constantly seeing the very same boot animation it might be your lucky day. A reddit user which goes by the name of eth0izzle has made a little tool that allows you to turn any animation .GIF image into an Android Boot Animation “Bootanimation.zip” file which you can easily flash onto your device.
The .GIF to Boot Animation website is called Gif2Boot allows you to choose screen resolution, FPS and rotation. Once you have found your GIF and turned it into an bootanimation.zip file you will have to flash it onto your device in the /system/media directory, you can follow our in-depth guide on how to change your boot animation here