diff --git a/tool/bluetooth_sdp.py b/tool/bluetooth_sdp.py
new file mode 100755
index 000000000..70ddd11d7
--- /dev/null
+++ b/tool/bluetooth_sdp.py
@@ -0,0 +1,123 @@
+#!/usr/bin/env python
+#
+# Scrape SDP UUIDs from Bluetooth SIG page
+# Copyright 2017 BlueKitchen GmbH
+#
+
+from lxml import html
+import datetime
+import requests
+import sys
+import os
+import codecs
+import re
+
+program_info = '''
+BTstack SDP UUID Scraper for BTstack
+Copyright 2017, BlueKitchen GmbH
+'''
+
+header = '''
+/**
+ * bluetooth_sdp.h generated from Bluetooth SIG website for BTstack
+ */
+
+#ifndef __BLUETOOTH_SDP_H
+#define __BLUETOOTH_SDP_H
+'''
+
+page_info = '''
+/**
+ * Assigned numbers from {page}
+ */
+'''
+
+trailer = '''
+#endif
+'''
+
+# Convert CamelCase to snake_case from http://stackoverflow.com/a/1176023
+def camel_to_underscore(name):
+    s1 = re.sub('(.)([A-Z][a-z]+)', r'\1_\2', name)
+    return re.sub('([a-z0-9])([A-Z])', r'\1_\2', s1).upper()
+
+def create_pretty_define(name):
+    name = name.replace(' - ', '_')
+    name = name.replace(' ', '_')
+    name = name.replace('/','')
+    name = name.replace('(','_')
+    name = name.replace(')','')
+    name = name.replace('-','_')
+    name = name.replace('PnP', 'PNP')
+    return camel_to_underscore(name).replace('__','_').replace('3_D','3D').replace('L2_CAP','L2CAP')
+
+def clean_remark(remark):
+    return " ".join(remark.split())
+
+def process_table(fout, table, pattern):
+    rows = table.getchildren()
+    for row in rows:
+        columns = row.getchildren()
+        name = columns[0].text_content().encode('ascii','ignore')
+        value = columns[1].text_content().encode('ascii','ignore')
+        remark = columns[2].text_content().encode('ascii','ignore')
+        # skip table headers
+        if name == "Protocol Name":
+            continue
+        if name == "Service Class Name":
+            continue
+        # skip table footers
+        if value.startswith('(Max value '):
+            continue 
+        name = create_pretty_define(name)
+        remark = clean_remark(remark)
+        fout.write(pattern % (name, value, remark))
+        # print("'%s' = '%s' -- %s" % (name, value, remark))
+    fout.write('\n')
+
+def scrape_page(fout, url):
+    print("Parsing %s" % url)    
+
+    fout.write(page_info.format(page=url))
+
+    # get from web
+    # r = requests.get(url)
+    # content = r.text
+    # test: fetch from local file 'service-discovery.html'
+    f = codecs.open("service-discovery.html", "r", "utf-8")
+    content = f.read();
+
+    tree = html.fromstring(content)
+
+    # process tables
+    tables = tree.xpath('//table/tbody')
+    index = 0    
+    for table in tables:
+        # table_name = table_names[index]
+        index = index + 1
+
+        # 2 - Protocol Identifiers
+        if index == 2:
+            fout.write('//\n')
+            fout.write('// Protocol Identifiers\n')
+            fout.write('//\n')
+            process_table(fout, table, '#define BLUETOOTH_PROTOCOL_%-55s %s // %s\n')
+
+        # 3 - Service Classes
+        if index == 3:
+            fout.write('//\n')
+            fout.write('// Service Classes\n')
+            fout.write('//\n')
+            process_table(fout, table, '#define BLUEROOTH_SERVICE_CLASS_%-50s %s // %s\n')
+
+btstack_root = os.path.abspath(os.path.dirname(sys.argv[0]) + '/..')
+gen_path = btstack_root + '/src/bluetooth_sdp.h'
+
+print(program_info)
+
+with open(gen_path, 'wt') as fout:
+    fout.write(header.format(datetime=str(datetime.datetime.now())))
+    scrape_page(fout, 'https://www.bluetooth.com/specifications/assigned-numbers/service-discovery')
+    fout.write(trailer)
+
+print('Scraping successful!\n')
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