--- title: "Manage builders" keywords: build, buildx, builders, buildkit, drivers, backend description: --- You can create, inspect, and manage builders using `docker buildx` commands, or [using Docker Desktop](#manage-builders-with-docker-desktop). ## Create a new builder The default builder uses the [`docker` driver](../drivers/docker.md). You can't manually create new `docker` builders, but you can create builders that use other drivers, such as the [`docker-container` driver](../drivers/docker-container.md), which runs the BuildKit daemon in a container. Use the [`docker buildx create`](../../engine/reference/commandline/buildx_create.md) command to create a builder. ```console $ docker buildx create --name= ``` Buildx uses the `docker-container` driver by default if you omit the `--driver` flag. For more information about available drivers, see [Build drivers](../drivers/index.md). ## List available builders Use `docker buildx ls` to see builder instances available on your system, and the drivers they're using. ```console $ docker buildx ls NAME/NODE DRIVER/ENDPOINT STATUS BUILDKIT PLATFORMS default * docker default default running v0.11.6 linux/amd64, linux/amd64/v2, linux/amd64/v3, linux/386 my_builder docker-container my_builder0 default running v0.11.6 linux/amd64, linux/amd64/v2, linux/amd64/v3, linux/386 ``` The asterisk (`*`) next to the builder name indicates the [selected builder](index.md#selected-builder). ## Inspect a builder To inspect a builder with the CLI, use `docker buildx inspect `. You can only inspect a builder if the builder is active. You can add the `--bootstrap` flag to the command to start the builder. ```console $ docker buildx inspect --bootstrap my_builder [+] Building 1.7s (1/1) FINISHED => [internal] booting buildkit 1.7s => => pulling image moby/buildkit:buildx-stable-1 1.3s => => creating container buildx_buildkit_my_builder0 0.4s Name: my_builder Driver: docker-container Last Activity: 2023-06-21 18:28:37 +0000 UTC Nodes: Name: my_builder0 Endpoint: unix:///var/run/docker.sock Status: running Buildkit: v0.11.6 Platforms: linux/arm64, linux/amd64, linux/amd64/v2, linux/riscv64, linux/ppc64le, linux/s390x, linux/386, linux/mips64le, linux/mips64, linux/arm/v7, linux/arm/v6 ``` If you want to see how much disk space a builder is using, use the `docker buildx du` command. By default, this command shows the total disk usage for all available builders. To see usage for a specific builder, use the `--builder` flag. ```console $ docker buildx du --builder my_builder ID RECLAIMABLE SIZE LAST ACCESSED olkri5gq6zsh8q2819i69aq6l true 797.2MB 37 seconds ago 6km4kasxgsywxkm6cxybdumbb* true 438.5MB 36 seconds ago qh3wwwda7gx2s5u4hsk0kp4w7 true 213.8MB 37 seconds ago 54qq1egqem8max3lxq6180cj8 true 200.2MB 37 seconds ago ndlp969ku0950bmrw9muolw0c* true 116.7MB 37 seconds ago u52rcsnfd1brwc0chwsesb3io* true 116.7MB 37 seconds ago rzoeay0s4nmss8ub59z6lwj7d true 46.25MB 4 minutes ago itk1iibhmv7awmidiwbef633q true 33.33MB 37 seconds ago 4p78yqnbmgt6xhcxqitdieeln true 19.46MB 4 minutes ago dgkjvv4ay0szmr9bl7ynla7fy* true 19.24MB 36 seconds ago tuep198kmcw299qc9e4d1a8q2 true 8.663MB 4 minutes ago n1wzhauk9rpmt6ib1es7dktvj true 20.7kB 4 minutes ago 0a2xfhinvndki99y69157udlm true 16.56kB 37 seconds ago gf0z1ypz54npfererqfeyhinn true 16.38kB 37 seconds ago nz505f12cnsu739dw2pw0q78c true 8.192kB 37 seconds ago hwpcyq5hdfvioltmkxu7fzwhb* true 8.192kB 37 seconds ago acekq89snc7j6im1rjdizvsg1* true 8.192kB 37 seconds ago Reclaimable: 2.01GB Total: 2.01GB ``` ## Manage builders with Docker Desktop If you have turned on the [Docker Desktop Builds view](../../desktop/use-desktop/builds.md), you can inspect builders in Docker Desktop settings. See: - [Change settings, Windows](../../desktop/settings/windows.md#builders) - [Change settings, Mac](../../desktop/settings/mac.md#builders) - [Change settings, Linux](../../desktop/settings/linux.md#builders)