I came across Keep a CHANGELOG a while back, thanks to episode 127 of The Changelog podcast. It’s worked well for me, and it just plain seems like a good idea. I thought there surely would be something similar for contributors’ guides, but some quick searches didn’t yield any.
So, I put together a template for my own use, and felt it could be useful for others. You can find it here:
I’ve cross-posted this on the following social networks, where your comments are welcome: