diff --git a/.templates/bashio-standalone.sh b/.templates/bashio-standalone.sh
index b6defa75a..cddf31304 100644
--- a/.templates/bashio-standalone.sh
+++ b/.templates/bashio-standalone.sh
@@ -251,4 +251,172 @@ bashio::services() {
   printf '%s' "${v:-}"
 }
 
+# ----- extras for broader compatibility --------------------------------------
+
+# Simple cache (used by add-ons & bashio itself)
+_BASHIO_CACHE_DIR="${BASHIO_CACHE_DIR:-/tmp/.bashio}"
+mkdir -p "$_BASHIO_CACHE_DIR"
+
+bashio::cache.exists() { [ -f "$_BASHIO_CACHE_DIR/${1}.cache" ]; }
+bashio::cache.get()    { [ -f "$_BASHIO_CACHE_DIR/${1}.cache" ] && cat "$_BASHIO_CACHE_DIR/${1}.cache"; }
+bashio::cache.set()    { mkdir -p "$_BASHIO_CACHE_DIR"; printf '%s' "${2:-}" > "$_BASHIO_CACHE_DIR/${1}.cache"; }
+
+# Filesystem helpers frequently used
+bashio::fs.file_exists()      { [ -f "$1" ]; }
+bashio::fs.directory_exists() { [ -d "$1" ]; }  # already defined earlier; keep if present
+bashio::fs.file_contains()    { local f="$1" p="$2"; [ -f "$f" ] && grep -q -- "$p" "$f"; }
+
+# jq wrapper (some add-ons call bashio::jq)
+bashio::jq() { command -v jq >/dev/null 2>&1 && jq "$@"; }
+
+# env presence (even if empty) used by config.exists
+_bashio_env_has() {
+  local key="$1" p v name
+  [ -z "$key" ] && return 1
+  local variants=(
+    "$key"
+    "$(printf '%s' "$key" | tr '.' '_' )"
+    "$(printf '%s' "$key" | tr '.' '_' | tr '[:lower:]' '[:upper:]')"
+    "$(printf '%s' "$key" | tr '[:lower:]' '[:upper:]')"
+  )
+  for v in "${variants[@]}"; do
+    for p in "" "CFG_" "CONFIG_" "ADDON_" "OPTION_" "OPT_"; do
+      name="${p}${v}"
+      if [ -n "${!name+x}" ]; then  # defined, even if empty
+        printf '%s' "$name"
+        return 0
+      fi
+    done
+  done
+  return 1
+}
+
+# config.exists : key is present (env or JSON), even if value is empty
+bashio::config.exists() {
+  local key="$1" file="${STANDALONE_OPTIONS_JSON:-}"
+  _bashio_env_has "$key" && return 0
+  if [ -n "$file" ] && command -v jq >/dev/null 2>&1; then
+    jq -e --arg k "$key" 'haspath(($k|split(".")))' "$file" >/dev/null 2>&1
+    return $?
+  fi
+  return 1
+}
+
+# addon.option : write/delete option in JSON when possible; fallback no-op/env
+bashio::addon.option() {
+  local key="$1" value="${2-__BASHIO_UNSET__}" file="${STANDALONE_OPTIONS_JSON:-}"
+  if [ -n "$file" ] && command -v jq >/dev/null 2>&1; then
+    local tmp; tmp="$(mktemp)"
+    if [ "$value" = "__BASHIO_UNSET__" ]; then
+      jq --arg k "$key" 'delpath(($k|split(".")))' "$file" >"$tmp" && mv "$tmp" "$file"
+    else
+      jq --arg k "$key" --arg v "$value" 'setpath(($k|split(".")); $v)' "$file" >"$tmp" && mv "$tmp" "$file"
+    fi
+    return 0
+  fi
+  # Fallbacks: export as env or treat delete as no-op
+  if [ "$value" != "__BASHIO_UNSET__" ]; then
+    export "$(printf '%s' "$key" | tr '.' '_' | tr '-' '_')"="$value"
+  fi
+}
+
+# services.available : check if we can resolve at least a host for the service
+bashio::services.available() {
+  local svc="$1" host; host="$(bashio::services "$svc" "host")"
+  [ -n "$host" ]
+}
+
+# var helpers
+bashio::var.false()     { ! _bashio_is_true "${1:-}"; }
+bashio::var.has_value() { [ -n "${1:-}" ]; }  # already present; keep if defined
+
+# exits used by many add-ons
+bashio::exit.ok()  { exit 0; }
+bashio::exit.nok() { local m="${1:-}"; [ -n "$m" ] && bashio::log.red "$m"; exit 1; }
+
+# core.check : Supervisor does a config check; allow an overridable command
+# Set STANDALONE_CORE_CHECK_CMD="hass --script check_config -c /config" to enable
+bashio::core.check() {
+  if [ -n "${STANDALONE_CORE_CHECK_CMD:-}" ]; then
+    eval "$STANDALONE_CORE_CHECK_CMD"
+  else
+    return 0
+  fi
+}
+
+# --- improvements & extra shims ---------------------------------------------
+
+# Respect NO_COLOR and dumb terminals
+if [ -n "${NO_COLOR:-}" ] || [ "${TERM:-}" = "dumb" ]; then
+  _BASHIO_COLOR=0
+fi
+
+# net.wait_for: prefer nc if available, fallback to /dev/tcp
+_bashio_tcp_wait_nc() {
+  # $1=host $2=port $3=timeout(s)
+  command -v nc >/dev/null 2>&1 || return 1
+  local host="$1" port="$2" to="${3:-30}"
+  # BusyBox and OpenBSD nc differ; cover both styles
+  nc -z -w "$to" "$host" "$port" 2>/dev/null || nc -z "$host" "$port" 2>/dev/null
+}
+bashio::net.wait_for() {
+  local host="$1" port="$2" to="${3:-30}"
+  _bashio_tcp_wait_nc "$host" "$port" "$to" && return 0
+  _bashio_tcp_wait "$host" "$port" "$to"
+}
+
+# DNS helper: bashio::dns.host <hostname> -> prints an IP (or empty)
+bashio::dns.host() {
+  local h="${1:-}"
+  [ -z "$h" ] && return 1
+  if command -v getent >/dev/null 2>&1; then
+    getent ahostsv4 "$h" | awk '{print $1; exit}'
+  else
+    # fallback: try busybox nslookup
+    nslookup "$h" 2>/dev/null | awk '/^Address: /{print $2; exit}'
+  fi
+}
+
+# Hostname
+bashio::host.hostname() {
+  command -v hostname >/dev/null 2>&1 && hostname || printf '%s' "${HOSTNAME:-unknown}"
+}
+
+# Home Assistant token (no Supervisor; read from env or JSON)
+bashio::homeassistant.token() {
+  local t="${HOMEASSISTANT_TOKEN:-${HASS_TOKEN:-}}"
+  if [ -z "$t" ] && [ -n "${STANDALONE_OPTIONS_JSON:-}" ] && command -v jq >/dev/null 2>&1; then
+    t="$(jq -er '.homeassistant.token // empty' "$STANDALONE_OPTIONS_JSON" 2>/dev/null || true)"
+  fi
+  printf '%s' "${t:-}"
+}
+
+# config.array:
+# Accepts CSV ("a,b,c"), space/newline-separated text, or JSON array ["a","b"].
+# Prints one item per line (common pattern in add-ons: `mapfile -t arr < <(bashio::config.array key)`).
+bashio::config.array() {
+  local key="${1:-}" raw val
+  raw="$(bashio::config "$key")"
+  [ -z "$raw" ] && return 0
+
+  # JSON array?
+  if command -v jq >/dev/null 2>&1 && printf '%s' "$raw" | jq -e . >/dev/null 2>&1; then
+    printf '%s' "$raw" | jq -r '.[]' 2>/dev/null && return 0
+  fi
+
+  # CSV -> newline
+  if printf '%s' "$raw" | grep -q ','; then
+    printf '%s' "$raw" | tr ',' '\n'
+    return 0
+  fi
+
+  # Already space/newline-separated
+  printf '%s\n' "$raw"
+}
+
+# Optional: common require.* shims (treat as advisory in standalone)
+bashio::config.require.username() { :; }
+bashio::config.require.password() { :; }
+bashio::config.require.port()     { :; }
+
 # -------- end ----------------------------------------------------------------