Okay, so I notice writers tend to go one of three routes with dragon societies. The most common is 'ancient wisdom keepers'—these solemn, long-lived beings who hoard knowledge instead of gold, acting as mentors or judges. Think like the Dragon Kings in some xianxia, where their culture is all about profound cosmic balance and patient observation. It gets a bit predictable though.
Then you get the opposite: making them practically a feudal human society but scaled up, with draconic politics, rival clans, and elaborate courts. The dragons in 'Temeraire' have a military rank structure, and Naomi Novik builds this whole naval culture around them. It's clever because it explores how biology (being huge, flying, breathing fire) would shape their social rules and wars. The details matter—like how their roosting habits affect architecture, or how vocalizations replace written language.
I guess the third path is turning them into a fully alien culture where human morals don't apply. That's harder to pull off, but when it works, it's memorable. Their 'culture' might be based on heat cycles, geological time scales, or dream-sharing. The problem is making that relatable enough for readers to engage with, without losing the otherness that makes them dragons in the first place.