Both Decentraland and The Sandbox are two very popular platforms. in terms of creating a metaverse that is Decentralized as well, which in the past the land prices within these two platforms were known to be very expensive. There are from hundreds of thousands to millions.
But it seems that these two platforms can be a bit lonely these days as the crypto trend is in a downtrend. Combined with both platforms, it has not yet been released for full use at all.
In the last 24 hours, Decentraland has only 38 users, while The Sandbox has 522.