Official Nintendo Platforms:
* Pokemon HOME: This app allows you to store and trade Pokemon across different Nintendo games. You can also battle online with other players.
* Nintendo Switch Online: This subscription service lets you play online with others in games like Pokemon Sword and Shield, Pokemon Brilliant Diamond and Shining Pearl, and Pokemon Legends: Arceus. You can also participate in ranked battles and tournaments.
Emulators:
* Pokemon Showdown: A popular website and app that allows you to battle other players using teams you build in a simulator. It's a great way to practice different strategies and play with Pokemon from different generations.
* Other emulators: While playing Pokemon ROMs on emulators is generally frowned upon, you can find some online communities where people play emulated Pokemon games against each other.
Other Options:
* Play Pokemon Online: A website that allows you to play various Pokemon games online in a browser, although the quality and legality of this platform can be questionable.
Important Note: Emulating Pokemon games is considered illegal in most cases unless you own the original game. Always ensure you are playing legally and ethically.
Here's a summary of where to play online:
* Official: Nintendo Switch Online, Pokemon HOME
* Unofficial: Pokemon Showdown, Emulators (with legal implications)
Choose the platform that best suits your needs and preferences.