diff --git a/requirements.txt b/requirements.txt
index bf5c307..17b7d2d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,3 +22,6 @@ bencode.py==4.0.0
 
 # for diffing jsons
 jsondiff==1.2.0
+
+# for http requests
+requests==2.24.0
diff --git a/setup.py b/setup.py
index 17d6e13..74c6b30 100644
--- a/setup.py
+++ b/setup.py
@@ -6,11 +6,11 @@
 src_path = "src/wt_tools/"
 packages = []
 includes = []
-excludes = ["socket", "unittest", "http", "email", "pydoc", "construct.examples", "bz2"]
+excludes = ["unittest", "pydoc", "construct.examples", "bz2"]
 includefiles = [os.path.join(src_path, "./formats/blk.lark"), os.path.join(src_path, '../../README.md')]
 zip_include_packages = ["collections", "construct", "ctypes", "encodings", "json", "logging", "importlib", "formats",
                         "zstandard", "xml", "urllib", "distutils", "click", "pkg_resources", "colorama", "bencodepy",
-                        "jsondiff"]
+                        "jsondiff", "requests", "chardet", "idna", "urllib3", "email", "http"]
 
 
 blk_unpack = Executable(
@@ -45,9 +45,13 @@
     script=os.path.join(src_path, "update_differ.py"),
 )
 
+update_checker = Executable(
+    script=os.path.join(src_path, "update_checker.py"),
+)
+
 setup(
     name="wt_tools",
-    version="0.2.2.6-dev",
+    version="0.2.2.7-dev",
     author='klensy',
     description="War Thunder resource extraction tools",
     url="https://github.com/klensy/wt-tools",
@@ -55,5 +59,5 @@
                            "packages": packages, "zip_include_packages": zip_include_packages,
                            "path": sys.path + [src_path]}},
     executables=[blk_unpack, clog_unpack, ddsx_unpack, dxp_unpack, vromfs_unpacker, wrpl_unpacker, blk_minify,
-                 update_differ]
+                 update_differ, update_checker]
 )
diff --git a/src/wt_tools/update_checker.py b/src/wt_tools/update_checker.py
new file mode 100644
index 0000000..0de0114
--- /dev/null
+++ b/src/wt_tools/update_checker.py
@@ -0,0 +1,48 @@
+from urllib.parse import urlparse
+
+import click
+import requests
+
+
+def check_versions_online():
+    """check"""
+    tag_list = ["", "dev", "dev-stable", "production-rc", "test", "nightly", "tournament", "experimental",
+                "ps4submission", "xbox-submission", "experimental2", "china-test", "china-dev"]
+    headers = {"User-Agent": "wt-tools"}
+    versions_url = "https://yupmaster.gaijinent.com/yuitem/get_version.php?proj=warthunder&tag={}"
+
+    s = requests.Session()
+    s.headers.update(headers)
+    for tag in tag_list:
+        r = s.get(versions_url.format(tag))
+        # if any valid version
+        if r.text != "NOITEM":
+            print(tag if tag else "default", r.text)
+
+
+def download_yup(tag):
+    headers = {"User-Agent": "wt-tools"}
+    yup_url = "https://yupmaster.gaijinent.com/yuitem/get_version_yup.php?proj=warthunder&tag={}"
+    r = requests.get(yup_url.format("" if tag == "default" else tag), headers=headers)
+    for line in r.text.split():
+        # get the first good link
+        if line.startswith("https"):
+            name = urlparse(line).path.strip('/')
+            r = requests.get(line, headers=headers)
+            with open("{}.{}".format(tag, name), 'wb') as f:
+                f.write(r.content)
+            break
+
+
+@click.command()
+@click.option('--check_versions', is_flag=True, default=False)
+@click.option('--download_yup', "tag")
+def main(check_versions, tag):
+    if check_versions:
+        check_versions_online()
+    elif tag:
+        download_yup(tag)
+
+
+if __name__ == '__main__':
+    main()