... documentation for the latest crates.io release. For more information on Rusoto's use of AWS credentials such as priority and refreshing, see AWS Credentials. Rusoto complies with semantic versioning 2.0.0. Until reaching 1.0.0 the API is to be considered unstable. See Cargo.toml or rusoto on crates.io for current version. Rusoto's primary aim is to be used with AWS. Other projects that provide AWS-like APIs, such as Ceph, Minio, Yandex Object Storage, etc. are not a focus at this time.