diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..689d48e
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,27 @@
+name: tests
+
+on: push
+
+jobs:
+  test:
+    strategy:
+      matrix:
+        os:
+          - ubuntu-latest
+          - macos-latest
+    runs-on: ${{ matrix.os }}
+    steps:
+      - name: Checkout asdf-zephyr plugin
+        uses: actions/checkout@v4
+        with:
+          path: plugin
+      - name: Install asdf
+        uses: actions/checkout@v4
+        with:
+          repository: asdf-vm/asdf
+          path: .asdf
+          ref: v0.14.0
+      - name: Test asdf-zephyr plugin
+        run: |
+          source .asdf/asdf.sh
+          asdf plugin test zephyr plugin "west --version"
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..fc6f1a7
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,13 @@
+Copyright 2024 Redwire Labs LLC
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+  http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..ba88ab3
--- /dev/null
+++ b/README.md
@@ -0,0 +1,15 @@
+# asdf-zephyr
+[![Test](https://github.com/redwirelabs/asdf-zephyr/actions/workflows/test.yml/badge.svg)](https://github.com/redwirelabs/asdf-zephyr/actions/workflows/test.yml)
+
+An [asdf](https://asdf-vm.com) plugin for managing
+[Zephyr RTOS](https://docs.zephyrproject.org/latest/) repositories.
+
+## Install
+
+**Note**: Ensure python3 and
+[python3-venv](https://docs.python.org/3/library/venv.html) are installed on
+your host system.
+
+```shell
+asdf plugin add zephyr https://github.com/redwirelabs/asdf-zephyr.git
+```
diff --git a/bin/exec-env b/bin/exec-env
new file mode 100755
index 0000000..dea2de7
--- /dev/null
+++ b/bin/exec-env
@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+export ZEPHYR_VERSION=$ASDF_INSTALL_VERSION
+export ZEPHYR_BASE=$ASDF_INSTALL_PATH/zephyr
+export VIRTUAL_ENV=$ASDF_INSTALL_PATH/.venv
+
+sdk=$(asdf where zephyr-sdk)
+if [ $? -eq 0 ]; then
+  export ZEPHYR_SDK_INSTALL_DIR=$sdk
+  export ZEPHYR_TOOLCHAIN_VARIANT=zephyr
+fi
diff --git a/bin/install b/bin/install
new file mode 100755
index 0000000..2aaa3c1
--- /dev/null
+++ b/bin/install
@@ -0,0 +1,42 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+setup_venv() {
+  local destination=$1
+
+  python3 -m venv $destination/.venv
+  source $destination/.venv/bin/activate
+}
+
+install_west() {
+  pip install west
+}
+
+install_zephyr() {
+  local version=$1
+  local destination=$2
+
+  west init --mr "v${version}" $destination
+
+  pushd $destination
+
+  west update
+  west zephyr-export
+  pip install -r zephyr/scripts/requirements.txt
+
+  popd
+}
+
+install_shims() {
+  local source=$1
+  local destination=$2
+
+  mkdir $destination/bin/
+  cp $source/shims/* $destination/bin/
+}
+
+setup_venv $ASDF_INSTALL_PATH
+install_west
+install_zephyr $ASDF_INSTALL_VERSION $ASDF_INSTALL_PATH
+install_shims "${BASH_SOURCE[0]%/*/*}" $ASDF_INSTALL_PATH
diff --git a/bin/latest-stable b/bin/latest-stable
new file mode 100755
index 0000000..e10cc46
--- /dev/null
+++ b/bin/latest-stable
@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+source $(dirname $0)/utils.bash
+
+get_latest_release() {
+  curl -sD - "${GH_REPO}/releases/latest" \
+    | sed -n -e "s/^location: *//p"
+}
+
+latest_url=$(get_latest_release)
+
+if [[ "${latest_url}" == "${GH_REPO}/releases" ]]; then
+  list_all_versions | tail -n1
+else
+  basename $latest_url | sed 's/^v//' | tr -d '[:space:]'
+fi
diff --git a/bin/list-all b/bin/list-all
new file mode 100755
index 0000000..26e4b72
--- /dev/null
+++ b/bin/list-all
@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+source $(dirname $0)/utils.bash
+
+list_all_versions
diff --git a/bin/utils.bash b/bin/utils.bash
new file mode 100755
index 0000000..40f6dea
--- /dev/null
+++ b/bin/utils.bash
@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+GH_REPO="https://github.com/zephyrproject-rtos/zephyr"
+TOOL_NAME="zephyr"
+
+list_all_versions() {
+  git ls-remote --tags --refs $GH_REPO \
+    | grep -o 'refs/tags/.*' \
+    | cut -d/ -f3- \
+    | grep -v '^zephyr' \
+    | grep -v '-' \
+    | sed 's/^v//' \
+    | sort -V \
+    | xargs echo
+}
diff --git a/shims/west b/shims/west
new file mode 100755
index 0000000..437c3ea
--- /dev/null
+++ b/shims/west
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+sdk=$(asdf where zephyr-sdk)
+if [ $? -eq 0 ]; then
+  export PATH=$sdk/sysroots/x86_64-pokysdk-linux/bin:$PATH
+fi
+
+export PATH=$VIRTUAL_ENV/bin:$PATH
+
+west $@
diff --git a/version.txt b/version.txt
new file mode 100644
index 0000000..6e8bf73
--- /dev/null
+++ b/version.txt
@@ -0,0 +1 @@
+0.1.0