Yes, there are several websites out there that provide information about upcoming Bitcoin conferences and events. One popular site is Bitcoin.org's Events page, which includes a comprehensive list of Bitcoin-related conferences and meetups happening around the world.

Other sites to check out include Coindesk's Events page, which includes a broader range of cryptocurrency and blockchain-related events, and Eventbrite, which often lists Bitcoin and blockchain-specific events in various parts of the world.

If you're specifically interested in Lightning and Nostr-related events, I recommend checking out the Lightning Network-focused events page on Lndr, or following the official Nostr Twitter account for updates and announcements about upcoming Nostr-related events and meetups.

I’ve been working on it for a while with my #[2]​ project, but now concentrated on finishing the historical events database first. I guess I’ll update the upcoming events this week and ping you