diff --git a/reset.sh b/reset.sh
new file mode 100755
index 0000000..fe5df7d
--- /dev/null
+++ b/reset.sh
@@ -0,0 +1,62 @@
+#!/usr/bin/env bash
+
+# The purpose of this script is to make it easy to reset a local onpremise
+# install to a clean state, optionally targeting a particular version.
+
+set -euo pipefail
+
+if [ -n "${DEBUG:-}" ]; then
+  set -x
+fi
+
+cd "$(dirname $0)"
+
+
+function confirm () {
+  read -p "$1 [y/n] " confirmation
+  if [ "$confirmation" != "y" ]; then
+    echo "Canceled. 😅"
+    exit
+  fi
+}
+
+
+# If we have a version given, validate it.
+# ----------------------------------------
+# Note that arbitrary git refs won't work, because the *_IMAGE variables in
+# .env will almost certainly point to :latest. Tagged releases are generally
+# the only refs where these component versions are pinned, so enforce that
+# we're targeting a valid tag here. Do this early in order to fail fast.
+
+version="${1:-}"
+if [ -n "$version" ]; then
+  set +e
+  git rev-parse --verify --quiet "refs/tags/$version" > /dev/null
+  if [ $? -gt 0 ]; then
+    echo "Bad version: $version"
+    exit
+  fi
+  set -e
+fi
+
+# Make sure they mean it.
+confirm "☠️  Warning! 😳 This is highly destructive! 😱 Are you sure you wish to proceed?"
+echo "Okay ... good luck! 😰"
+
+# Hit the reset button.
+docker compose down --volumes --remove-orphans --rmi local
+
+# Remove any remaining (likely external) volumes with name matching 'sentry-.*'.
+for volume in $(docker volume list --format '{{ .Name }}' | grep '^sentry-'); do
+  docker volume remove $volume > /dev/null \
+    && echo "Removed volume: $volume" \
+    || echo "Skipped volume: $volume"
+done
+
+# If we have a version given, switch to it.
+if [ -n "$version" ]; then
+  git checkout "$version"
+fi
+
+# Install.
+exec ./install.sh