Please be aware that Mojang has not migrated accounts yet. As this service depends on a Microsoft account for authentication, it assumes that you already have a Xbox Gamertag which is the same as your Mojang Account's username. If you know what you're doing, then please proceed with caution.
This doesn't affect players who have already created a Microsoft account to play Java Edition.
See an overview of a Java player's information which is highly customisable from adding Nicknames, Descriptions, Social Media and more!
Whether you're a Java or Bedrock Edition player. You can simply search up any server from both editions and see how many players, the likes, region etc.