I had initial doubts as to how engaging this would be, and as to the "game" elements of what seems merely an outsourcing DM tool. But I was pleasantly surprised. I played this with two friends, and we poured several hours into crafting the cities lore. We had great fun referring to one another's factions and ended up with a short but vibrant backstory for the city.
itch.io is an open marketplace for independent game creators. It's completely free to upload your content. Read more about what we're trying to accomplish and the features we provide.