diff --git a/packages/sigpro/sigpro2.js b/packages/sigpro/sigpro2.js
index 1f9391a..06bfd41 100644
--- a/packages/sigpro/sigpro2.js
+++ b/packages/sigpro/sigpro2.js
@@ -41,6 +41,13 @@ export const $e = (fn) => {
   return effect;
 };
 
+export const _storage = (key, initial, storage = localStorage) => {
+  const saved = storage.getItem(key);
+  const signal = $((saved !== null) ? JSON.parse(saved) : initial);
+  $e(() => storage.setItem(key, JSON.stringify(signal())));
+  return signal;
+};
+
 const h = (tag, props = {}, children = []) => {
   const el = document.createElement(tag);
   
@@ -50,12 +57,11 @@ const h = (tag, props = {}, children = []) => {
     } 
     else if (key.startsWith('$')) {
       const attr = key.slice(1);
-      
+      // Two-way binding
       if ((attr === 'value' || attr === 'checked') && typeof val === 'function') {
         const ev = attr === 'checked' ? 'change' : 'input';
         el.addEventListener(ev, e => val(attr === 'checked' ? e.target.checked : e.target.value));
       }
-
       $e(() => {
         const v = typeof val === 'function' ? val() : val;
         if (attr === 'value' || attr === 'checked') el[attr] = v;
@@ -88,7 +94,27 @@ const h = (tag, props = {}, children = []) => {
   return el;
 };
 
-const tags = ['div', 'span', 'p', 'button', 'input', 'h1', 'h2', 'label', 'section', 'ul', 'li', 'a', 'header', 'footer', 'main', 'nav'];
+export const _router = (routes) => {
+  const path = $(window.location.hash.replace(/^#/, "") || "/");
+  window.addEventListener("hashchange", () => path(window.location.hash.replace(/^#/, "") || "/"));
+
+  return _div({ class: "router-container" }, [
+    () => {
+      const current = path();
+      const route = routes.find(r => r.path === current) || routes.find(r => r.path === "*");
+      return route ? route.component() : _h1("404");
+    }
+  ]);
+};
+
+export const _render = (node, target = document.body) => {
+  target.innerHTML = ''; 
+  const element = typeof node === 'function' ? node() : node;
+  target.appendChild(element);
+  return element;
+};
+
+const tags = ['div', 'span', 'p', 'button', 'input', 'h1', 'h2', 'label', 'section', 'ul', 'li', 'a', 'header', 'footer'];
 tags.forEach(tag => {
   window[`_${tag}`] = (props, children) => {
     if (typeof props !== 'object' || props instanceof Node || Array.isArray(props)) {
@@ -107,3 +133,7 @@ window.Col = (props, children) => _div({
   ...((typeof props === 'object' && !Array.isArray(props)) ? props : {}),
   style: `display:flex; flex-direction:column; gap:10px; ${props?.style || ''}`
 }, (Array.isArray(props) ? props : children));
+
+window._storage = _storage;
+window._router = _router;
+window._render = _render;