...As a result, GCM for Windows will no longer be able to create new access tokens for GitHub. Git Credential Manager Core (GCM Core) supports OAuth-based authentication with GitHub and is the replacement for GCM for Windows. The Git Credential Manager for Windows (GCM) provides secure Git credential storage for Windows. It's the successor to the Windows Credential Store for Git (git-credential-winstore), which is no longer maintained. Compared to Git's built-in credential storage for Windows (wincred).