Add leaderboards to an app version - Configure Game Center - App Store Connect - Help - Apple Developer

Leaderboards can be added to your app version once configured. For information, view Configure leaderboards.

The ultimate guide to App Store Connect for app marketers

How to integrate GameKit — iOS. Make your game stunning with these…, by Abedalkareem Omreyh, The Startup

Integrating Achievements and Leaderboards into Your iOS Game Using Game Center

Developers Can Now Delete Fake Scores from Game Center Leaderboards - MacRumors

How to setup Game Center Leaderboard in iTunes Connect

Developers now able to delete fake Game Center scores

Integrate Game Center Leaderboard Using Game Kit Framework in iOS 7

Integrating Achievements and Leaderboards into Your iOS Game Using Game Center

ios - App Store Connect Operation Error: Invalid provisioning profile Please use provisioning profile associated with team ID XX..XX - Stack Overflow

How to Implement a GameKit Leaderboard in SwiftUI