Hi, I made another one of my clumsy demo’s:
https://youtu.be/LZ0EO7gSdAM
In an earlier Class project here on CGCookie, I made this:

and hand-painted each piece of wood, one by one! This time, let’s be lazy…
It takes about 15 minutes of your time to watch and will save you maybe hours of texture painting 😉
The method works not only for wood of course, but for any seamless image texture.
If you don’t want to make the Node Group yourself, here is my .blend file, so you can simply link it in.
https://drive.google.com/file/d/1YIo8HAvCjkyoIU05m9dRpWQrjKZxdB85/view?usp=sharing