I found this on DeviantArt, which you can use to make into your own chibis as long as you credit the original artist. So for anyone with a little graphics skill who wants to give it a try but has trouble with the face, this might be useful for you.
Here's another base that's more anime style. It might be useful for making diagrams of faction uniforms or fashions.
Here's another base that's more anime style. It might be useful for making diagrams of faction uniforms or fashions.