diff --git a/packages/nuedom/src/compiler/compiler.js b/packages/nuedom/src/compiler/compiler.js
index 7e22fe86..f571b301 100644
--- a/packages/nuedom/src/compiler/compiler.js
+++ b/packages/nuedom/src/compiler/compiler.js
@@ -27,7 +27,7 @@ const RE_FN = /(script|h_fn|fn):\s*(['"`])([^\2]*?)\2/g
 
 export function compileJS(js) {
   return js.replace(RE_FN, function(_, key, __, expr) {
-    return key == 'script' ? `${key}: function() { ${expr.trim().replaceAll('\\n', '\n')} \n\t\t}`
+    return key == 'script' ? `${key}: function() { ${expr.trim().replace(/\\r/g, '').replace(/\\n/g, '\n')} \n\t\t}`
       : `${key}: ${compileFn(expr, key[0] == 'h')}`
   })
 }
@@ -48,5 +48,3 @@ export function compileFn(str, is_event) {
   }
   return '_=>' + (is_simple ? str : `(${str})`)
 }
-
-
diff --git a/packages/nuekit/src/cmd/build.js b/packages/nuekit/src/cmd/build.js
index d9f2c772..a960cb6d 100644
--- a/packages/nuekit/src/cmd/build.js
+++ b/packages/nuekit/src/cmd/build.js
@@ -1,6 +1,6 @@
 
 import { mkdir, rmdir, writeFile, unlink } from 'node:fs/promises'
-import { join, sep } from 'node:path'
+import path, { join } from 'node:path'
 import { tmpdir } from 'os'
 
 import { generateSitemap, generateFeed } from '../render/feed'
@@ -55,7 +55,12 @@ export async function buildAll(subset, args) {
   await createSystemFiles(dist, init)
 
   // build files
-  subset = subset.filter(el => !el.is_yaml && !el.dir.startsWith(`@shared${sep}data`))
+  const SHARED_DATA_DIR = `@shared/data`;
+
+  subset = subset.filter(el => {
+    const dir = el.dir ? path.posix.normalize(el.dir) : undefined
+    return !el.is_yaml && !dir?.startsWith(SHARED_DATA_DIR);
+  });
 
   await Promise.all(subset.map(async asset => {
     try {
diff --git a/packages/nuekit/src/cmd/serve.js b/packages/nuekit/src/cmd/serve.js
index dc91eec2..12f04003 100644
--- a/packages/nuekit/src/cmd/serve.js
+++ b/packages/nuekit/src/cmd/serve.js
@@ -1,5 +1,5 @@
 
-import { extname, join } from 'node:path'
+import path, { extname, join } from 'node:path'
 
 import { generateSitemap, generateFeed } from '../render/feed'
 import { createServer, broadcast } from '../tools/server'
@@ -59,6 +59,20 @@ export async function serve(site, { silent }) {
 // server requests
 export async function onServe(url, assets, opts={}) {
   const { params={}, conf={} } = opts
+
+  // Redirect to trailing slash if it's a directory
+  if (!url.endsWith('/') && !extname(url)) {
+    const basePath = url.slice(1);
+    const htmlPath = basePath ? `${basePath}/index.html` : 'index.html';
+    const mdPath = basePath ? `${basePath}/index.md` : 'index.md';
+
+    const indexAsset = assets.find(asset => asset.path === htmlPath || asset.path === mdPath);
+
+    if (indexAsset) {
+      return { redirect: url + '/' };
+    }
+  }
+
   const asset = findAssetByURL(url, assets)
   const ext = extname(url)
 
@@ -104,9 +118,10 @@ export async function onServe(url, assets, opts={}) {
 
 const sysfiles = getSystemFiles()
 
-export function findAssetByURL(url, assets=[]) {
+export function findAssetByURL(url, assets = []) {
+  const targetPath = url.endsWith('.html.js') ? url.slice(1, -3) : url
   return [...sysfiles, ...assets].find(asset => {
-    return url.endsWith('.html.js') ? asset.path == url.slice(1, -3)
-      :  asset.url == url
+    const assetPath = asset.path ? path.posix.normalize(asset.path) : undefined
+    return assetPath === targetPath || asset.url === url
   })
 }
\ No newline at end of file
diff --git a/packages/nuekit/src/deps.js b/packages/nuekit/src/deps.js
index be28059d..fac717e9 100644
--- a/packages/nuekit/src/deps.js
+++ b/packages/nuekit/src/deps.js
@@ -1,8 +1,8 @@
 
-import { join, normalize, dirname, extname, basename, sep } from 'node:path'
+import { posix, join, dirname, extname, basename } from 'node:path'
 
 // app, lib, server are @shared, but not auto-included
-const AUTO_INCLUDED = ['data', 'design', 'ui'].map(dir => join('@shared', dir))
+const AUTO_INCLUDED = ['data', 'design', 'ui'].map(dir => posix.join('@shared', dir))
 
 const ASSET_TYPES = ['.html', '.js', '.ts', '.yaml', '.css']
 
@@ -40,12 +40,12 @@ function isDep(page_path, asset_path, all_paths) {
   if (dir == '.') return true
 
   // shared dir -> auto-included
-  if (AUTO_INCLUDED.some(dir => asset_path.startsWith(dir + sep))) return true
+  if (AUTO_INCLUDED.some(dir => asset_path.startsWith(dir + '/'))) return true
 
   // SPA: entire app tree
   if (basename(page_path) == 'index.html') {
     const dir = dirname(page_path)
-    return dir == '.' ? !all_paths.some(el => extname(el) == '.md') : asset_path.startsWith(dir + sep)
+    return dir == '.' ? !all_paths.some(el => extname(el) == '.md') : asset_path.startsWith(dir + '/')
   }
 
   // index.md -> home dir
@@ -58,7 +58,7 @@ function isDep(page_path, asset_path, all_paths) {
 
   // check if asset is in ui of any parent directory
   return page_dirs.some(pageDir => {
-    const ui_dir = pageDir ? join(pageDir, 'ui') : 'ui'
+    const ui_dir = pageDir ? posix.join(pageDir, 'ui') : 'ui'
     return asset_dir == ui_dir || asset_dir == pageDir
   })
 }
@@ -66,6 +66,6 @@ function isDep(page_path, asset_path, all_paths) {
 
 // parseDirs('a/b/c') --> ['a', 'a/b', 'a/b/c']
 export function parseDirs(dir) {
-  const els = normalize(dir).split(sep)
+  const els = dir.split('/')
   return els.map((el, i) => els.slice(0, i + 1).join('/'))
 }
\ No newline at end of file
diff --git a/packages/nuekit/src/file.js b/packages/nuekit/src/file.js
index b6270db8..b87b559c 100644
--- a/packages/nuekit/src/file.js
+++ b/packages/nuekit/src/file.js
@@ -1,10 +1,10 @@
 
-import { parse, sep, join } from 'node:path'
+import { posix, parse } from 'node:path'
 import { lstat } from 'node:fs/promises'
 
 export async function createFile(root, path) {
   try {
-    const rootpath = join(root, path)
+    const rootpath = posix.join(root, path)
     const stat = await lstat(rootpath)
     const info = getFileInfo(path)
     const file = Bun.file(rootpath)
@@ -24,19 +24,19 @@ export async function createFile(root, path) {
     }
 
     async function copy(dist) {
-      const to = join(dist, path)
+      const to = posix.join(dist, path)
       await Bun.write(to, file)
       return to
     }
 
     async function write(dist, content, ext) {
       const toname = ext ? info.base.replace(info.ext, ext) : info.base
-      const to = join(dist, info.dir, toname)
+      const to = posix.join(dist, info.dir, toname)
       await Bun.write(to, content)
       return to
     }
 
-    return { ...info, rootpath, mtime, text, copy, write, flush }
+    return { ...info, rootpath: posix.normalize(rootpath), mtime, text, copy, write, flush }
 
   } catch (error) {
     console.warn(`Warning: Error reading ${path}: ${error.message}`)
@@ -45,7 +45,7 @@ export async function createFile(root, path) {
 }
 
 export function getFileInfo(path) {
-  const info = parse(path)
+  const info = parse(posix.normalize(path))
   delete info.root
 
   const { ext, dir } = info
@@ -53,9 +53,9 @@ export function getFileInfo(path) {
   const url = getURL(info)
   const slug = getSlug(info)
 
-  if (dir.includes(sep)) info.basedir = dir.split(sep)[0]
+  if (dir.includes('/')) info.basedir = dir.split('/')[0]
 
-  return { ...info, path, type, url, slug, [`is_${type}`]: true }
+  return { ...info, path: posix.normalize(path), type, url, slug, [`is_${type}`]: true }
 }
 
 export function getURL(file) {
@@ -67,7 +67,7 @@ export function getURL(file) {
   }
 
   if (ext == '.ts') ext = '.js'
-  const els = dir.split(sep)
+  const els = dir ? dir.split('/') : []
   els.push(name + ext)
 
   return `/${ els.join('/') }`.replace('//', '/')
diff --git a/packages/nuekit/src/site.js b/packages/nuekit/src/site.js
index ae990321..08ee1ca5 100644
--- a/packages/nuekit/src/site.js
+++ b/packages/nuekit/src/site.js
@@ -1,5 +1,5 @@
 
-import { parse, sep } from 'node:path'
+import { posix, parse } from 'node:path'
 import { fswalk } from './tools/fswalk'
 import { createAsset } from './asset'
 import { createFile } from './file'
@@ -71,7 +71,12 @@ export function sortAssets(items) {
 
 
 export async function mergeSharedData(assets, data={}) {
-  const shared = assets.filter(a => a.dir?.startsWith(`@shared${sep}data`))
+  const SHARED_DATA_DIR = '@shared/data';
+
+  const shared = assets.filter(a => {
+    const dir = a.dir ? posix.normalize(a.dir) : null
+    return dir?.startsWith(SHARED_DATA_DIR);
+  });
   const statics = shared.filter(f => f.is_json || f.is_yaml)
 
   const dataset = await Promise.all(statics.map(f => f.parse()))
@@ -88,5 +93,3 @@ export async function mergeSharedData(assets, data={}) {
 
   return data
 }
-
-
diff --git a/packages/nuekit/src/tools/fswalk.js b/packages/nuekit/src/tools/fswalk.js
index c0b3229e..16d30def 100644
--- a/packages/nuekit/src/tools/fswalk.js
+++ b/packages/nuekit/src/tools/fswalk.js
@@ -1,6 +1,6 @@
 
 import { readdir, stat } from 'node:fs/promises'
-import { parse, join, relative } from 'node:path'
+import { parse, join, relative, sep } from 'node:path'
 
 export function matches(path, patterns) {
   return patterns.some(pattern => path.includes(pattern))
@@ -24,7 +24,7 @@ async function walkDirectory(dir, root, opts) {
 
     for (const entry of entries) {
       const fullPath = join(dir, entry.name)
-      const relativePath = relative(root, fullPath)
+      let relativePath = relative(root, fullPath).split(sep).join('/')
 
       if (isSkipped(relativePath) || matches(relativePath, ignore)) continue
 
diff --git a/packages/nuekit/src/tools/fswatch.js b/packages/nuekit/src/tools/fswatch.js
index 66c8691e..5712a65f 100644
--- a/packages/nuekit/src/tools/fswatch.js
+++ b/packages/nuekit/src/tools/fswatch.js
@@ -1,6 +1,6 @@
 
 import { promises as fs, watch } from 'node:fs'
-import { join, extname } from 'node:path'
+import { join, extname, posix } from 'node:path'
 import { fswalk, matches } from './fswalk'
 
 // Main fswatch function
@@ -9,10 +9,11 @@ export function fswatch(root, opts = {}) {
   // const shouldProcess = createDeduplicator()
 
   // Start watching
-  const watcher = watch(root, { recursive: true }, async function(event, path) {
+  const watcher = watch(root, { recursive: true }, async function (event, raw_path) {
     const { onupdate, onremove } = watcher
-    if (!path) return
-
+    if (!raw_path) return
+    const path = posix.normalize(raw_path)
+    
     // Skip editor backup files
     if (isEditorBackup(path)) return
 
@@ -31,6 +32,7 @@ export function fswatch(root, opts = {}) {
         const paths = await fswalk(fullPath, ignore)
 
         for (const subPath of paths) {
+          // Ensure the full path is also POSIX normalized
           await onupdate(join(path, subPath))
         }
       }
@@ -38,11 +40,9 @@ export function fswatch(root, opts = {}) {
       if (onupdate && extname(path)) {
         await onupdate(path)
       }
-
     } catch (error) {
       if (error.errno == -2 && onremove) {
         await onremove(path)
-
       } else if (error.errno != -2) {
         console.error('fswatch error:', error)
       }
@@ -66,4 +66,4 @@ export function createDeduplicator() {
     lastTime = now
     return true
   }
-}
\ No newline at end of file
+}
diff --git a/packages/nuekit/src/tools/server.js b/packages/nuekit/src/tools/server.js
index 0b22ba27..5fb6610f 100644
--- a/packages/nuekit/src/tools/server.js
+++ b/packages/nuekit/src/tools/server.js
@@ -22,6 +22,11 @@ export function createServer({ port=4000, handler }, callback) {
 
       // res = { content, type, status } || HTML <string>
       if (res) {
+        // Handle redirects from onServe
+        if (res.redirect) {
+          return Response.redirect(res.redirect, 301)
+        }
+
         return new Response(res.content || res, {
           headers: { 'Content-Type': res.type || 'text/html; charset=utf-8' },
           status: res.status || 200
@@ -61,4 +66,3 @@ export function broadcast(data) {
     try { ws.send(JSON.stringify(data)) } catch(e) {}
   })
 }
-
diff --git a/packages/nuekit/test/cmd/create.test.js b/packages/nuekit/test/cmd/create.test.js
index 3cef5dba..409307ad 100644
--- a/packages/nuekit/test/cmd/create.test.js
+++ b/packages/nuekit/test/cmd/create.test.js
@@ -1,4 +1,3 @@
-
 import { create, unzip, getLocalZip, fetchZip } from '../../src/cmd/create'
 import { rm, readdir } from 'node:fs/promises'
 
diff --git a/packages/nuekit/test/fswatch.test.js b/packages/nuekit/test/fswatch.test.js
index b950b4ab..140faf6d 100644
--- a/packages/nuekit/test/fswatch.test.js
+++ b/packages/nuekit/test/fswatch.test.js
@@ -1,5 +1,6 @@
 import { test, expect } from 'bun:test'
 import { promises as fs } from 'node:fs'
+import { tmpdir } from 'node:os'
 import { join } from 'node:path'
 
 import {
@@ -35,7 +36,7 @@ test.skip('deduplicator blocks rapid events', async () => {
 })
 
 test('watches single file changes', async () => {
-  const tmpDir = await fs.mkdtemp('/tmp/fswatch-test-')
+  const tmpDir = await fs.mkdtemp(join(tmpdir(), 'fswatch-test-'))
   const testFile = join(tmpDir, 'test.txt')
 
   const changes = []
@@ -55,7 +56,7 @@ test('watches single file changes', async () => {
 })
 
 test('watches directory creation and processes files', async () => {
-  const tmpDir = await fs.mkdtemp('/tmp/fswatch-test-')
+  const tmpDir = await fs.mkdtemp(join(tmpdir(), 'fswatch-test-'))
   const newDir = join(tmpDir, 'newdir')
 
   const changes = []
@@ -78,7 +79,7 @@ test('watches directory creation and processes files', async () => {
 })
 
 test('ignores files matching patterns', async () => {
-  const tmpDir = await fs.mkdtemp('/tmp/fswatch-test-')
+  const tmpDir = await fs.mkdtemp(join(tmpdir(), 'fswatch-test-'))
 
   const changes = []
   const watcher = fswatch(tmpDir, { ignore: ['*.log', '.hidden*'] })
@@ -100,7 +101,7 @@ test('ignores files matching patterns', async () => {
 })
 
 test('handles file removal', async () => {
-  const tmpDir = await fs.mkdtemp('/tmp/fswatch-test-')
+  const tmpDir = await fs.mkdtemp(join(tmpdir(), 'fswatch-test-'))
   const testFile = join(tmpDir, 'test.txt')
 
   const removed = []
@@ -122,7 +123,7 @@ test('handles file removal', async () => {
 })
 
 test('ignores files without extensions', async () => {
-  const tmpDir = await fs.mkdtemp('/tmp/fswatch-test-')
+  const tmpDir = await fs.mkdtemp(join(tmpdir(), 'fswatch-test-'))
 
   const changes = []
   const watcher = fswatch(tmpDir)