A bingo card generator. This is the source for https://osric.com/bingo-card-generator/
I have recently added automated tests using TravisCI. Tests include:
I created this circa 2011. I was trying to create Midtown Village Window Bingo and I didn't like any of the tools I found online. It took a few hours to build the first version.
It has been and continues to be a pleasant surprise to find that other people are using it for a variety of fun purposes (family reunions, birthday parties, classroom activities, etc.)! I have added additional features over the years as people request them.