At home the crowd is small - usually 4-8 people. That's an ideal size: 5 rounds of blitz or casual rapid run in an evening, and everyone gets to play roughly the same number of games. You can play relaxed, with tea and chatter between games.
If the family has kids, the Swiss system pairs by strength, so a beginner child won't keep losing to adults but gets opponents at their level from round two.
All you need is a board or two and a phone with the bot @vibechessbot. Create the tournament with /create_tournament, enter everyone (kids and grandparents are simplest as guests by name), press /start_tournament - and the bot says who plays whom.
Even with fewer boards than pairs it's fine: play in turns, and the bot waits for results, then deals the next round with /next_round. No rush.
A tournament adds suspense: there's a table, a fight for first, a family champion - a title to contest next time. Kids especially love the "grown-up" format with real rules. And the bot decides places by the Buchholz coefficient on equal points, so there's no arguing over "who actually won". How the tie-break works is in the tournament FAQ.
4-6 is enough: over an evening they play a full several-round tournament. There's no upper limit - if a big group gathers, the bot handles it too.
No problem: play games in turns. The bot deals a round's pairings and waits for results - once all have played, it makes a new draw. It just takes a little longer.
The Swiss system does it itself: after round one players separate by strength. A beginner child plays fellow beginners, not losing to adults over and over.
No. The organizer's phone is enough: kids and older relatives are simplest as guests by name, with results entered by the organizer.
At home people usually play without strict timing. For more pace, open a free chess clock on a phone, but it's optional.
The bot is constantly improved based on real tournaments. If you need a feature that isn't there yet, message the developers right inside the bot with the /support command. Many features appeared exactly because organizers asked for them, and useful ideas get added quickly.
In the neighborhood - neighborhood tournament. Outdoors - chess outdoors. For a party - tournament at a party. How it works in the bot - organizer guide.