google-cloud

Covers a wide range of GCP services including Firestore and Storage, as evidenced by the extensive reference docs linked in the README.

Leverages Application Default Credentials (ADC) to automatically handle auth in GCP environments, reducing setup complexity, as detailed in the Authentication section.

Designed with Go-native patterns, making it feel natural for Go developers, following Google's official standards as stated in the philosophy.

Supports various auth methods like service account files and custom credentials via the credentials package, with examples provided in the README.

Maintained by Google, ensuring reliability and compatibility with GCP services, as highlighted in the value proposition.