diff --git a/deploy/openmediavault.sh b/deploy/openmediavault.sh
new file mode 100644
index 00000000..323d6774
--- /dev/null
+++ b/deploy/openmediavault.sh
@@ -0,0 +1,57 @@
+#!/usr/bin/env sh
+
+########  Public functions #####################
+
+#domain keyfile certfile cafile fullchain
+openmediavault_deploy() {
+  _cdomain="$1"
+  _ckey="$2"
+  _ccert="$3"
+  _cca="$4"
+  _cfullchain="$5"
+
+  _debug _cdomain "$_cdomain"
+  _debug _ckey "$_ckey"
+  _debug _ccert "$_ccert"
+  _debug _cca "$_cca"
+  _debug _cfullchain "$_cfullchain"
+
+  if [ -z "$DEPLOY_OMV_USER" ]; then
+    DEPLOY_OMV_USER="admin"
+  fi
+
+  # shellcheck disable=SC2086
+  _uuid=$(omv-rpc -u "$DEPLOY_OMV_USER" 'CertificateMgmt' 'getList' '{"start": 0, "limit": -1}' | jq -r '.data[] | select(.name=="/CN='$_cdomain'") | .uuid')
+  if [ -z "$_uuid" ]; then
+    _info "[OMV deploy-hook] Domain $_cdomain has no certificate in Openmediavault, creating it!"
+    _uuid=$(omv-rpc -u "$DEPLOY_OMV_USER" 'CertificateMgmt' 'create' '{"cn": "test.example.com", "size": 4096, "days": 3650, "c": "", "st": "", "l": "", "o": "", "ou": "", "email": ""}' | jq -r '.uuid')
+
+    if [ -z "$_uuid" ]; then
+      _err "[OMB deploy-hook] An error occured while creating the certificate"
+      return 1
+    fi
+  fi
+
+  _info "[OMV deploy-hook] Domain $_cdomain has uuid: $_uuid"
+  _fullchain=$(jq <"$_cfullchain" -aRs .)
+  _key=$(jq <"$_ckey" -aRs .)
+
+  _debug _fullchain "$_fullchain"
+  _debug _key "$_key"
+
+  _info "[OMV deploy-hook] Updating key and certificate in Openmediavault"
+  _command="omv-rpc -u $DEPLOY_OMV_USER 'CertificateMgmt' 'set' '{\"uuid\":\"$_uuid\", \"certificate\":$_fullchain, \"privatekey\":$_key, \"comment\":\"acme.sh deployed $(date)\"}'"
+  _result=$(eval "$_command")
+
+  _debug _command "$_command"
+  _debug _result "$_result"
+
+  _info "[OMV deploy-hook] Asking Openmediavault to apply changes... (this could take some time, hang in there)"
+  _command="omv-rpc -u $DEPLOY_OMV_USER 'Config' 'applyChanges' '{\"modules\":[\"certificates\"], \"force\": false}'"
+  _result=$(eval "$_command")
+
+  _debug _command "$_command"
+  _debug _result "$_result"
+
+  return 0
+}