GitHub - moby/buildkit: concurrent, cache-efficient, and Dockerfile-agnostic builder toolkit

BuildKit is a toolkit for converting source code to build artifacts in an efficient, expressive and repeatable manner. Key features: Automatic garbage collection Extendable frontend formats Concurrent dependency resolution Efficient instruction caching Build cache import/export Nested build job invocations Distributable workers Multiple output formats Pluggable architecture Execution without root

[mapk0y]

DockerCon2017 でも出てきた Dockerfile とは異なる形で docker build を実行するもの。 multi stage のような構成での並列ビルドはまだできないのかな