Thanks for all of the responses and suggestions. To be clear, my idea is a calendar incorporated into Brewer's Friend that integrates with all of my data. So, for example, I want to serve an IPA on July 4th, I could select a recipe and have Brewer's Friend calculate a brew day, fermentation...

I would be interested in a planning and brewing calendar. More specifically, a means to plan my brewing based upon when I want me beer to be ready. The purpose, for me, is four-fold. One, to plan beers to enter in local homebrew club competitions, which we hold each quarter and in which we...