Docker Desktop is the official desktop application provided by Docker, supporting Windows and macOS. Main features: provides graphical management interface, simplifies Docker installation and configuration, supports Kubernetes clusters, integrates container image build tools, supports Docker Compose, provides resource limit settings. Docker Desktop includes Docker Engine, Docker CLI, Docker Compose, Kubernetes and other components. Suitable for local development environments, but not for production environments. Alternatives: install Docker Engine directly, use Rancher Desktop, use Colima (macOS). Note the license agreement changes for Docker Desktop.