Here is a list of community-built SDKs for Aptos. These may not be fully vetted by the Aptos team, and may still be in development. They are still provided as a resource for all developers.
Kotlin SDK Aptos Kotlin Multiplatform SDK by Kaptos
Deprecated community SDKs
Section titled “Deprecated community SDKs” Swift SDK (deprecated) Deprecated Aptos Swift SDK by Alcove
Unity SDK (legacy, deprecated) Deprecated legacy Unity SDK