diff --git a/ci/shellcheck.sh b/ci/shellcheck.sh
new file mode 100755
index 0000000..08e741d
--- /dev/null
+++ b/ci/shellcheck.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+shellcheck "$(find . -type f | grep -v '\.git' | grep '\.sh')"
diff --git a/ci/shfmt.sh b/ci/shfmt.sh
new file mode 100755
index 0000000..9cb2b2d
--- /dev/null
+++ b/ci/shfmt.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+docker run --rm -u "$(id -u):$(id -g)" -v "$PWD:/mnt" -w /mnt mvdan/shfmt -l -i 4 .