Multi-Arch Builds in Docker WSL & MacOS

Introduction By default, Docker builds images for the architecture of the host machine. As a result, an image built on a Linux amd64 host may not run directly on an Apple Silicon arm64 machine, and vice versa. Multi-architecture builds solve this by producing a single image tag backed by multiple architecture-specific images. Docker then automatically pulls the correct variant for the target host. This guide walks through the full setup on WSL and macOS, followed by build, push, verification, and troubleshooting. ...

July 8, 2025 · 4 min · Ubaid Shaikh