diff --git a/README.md b/README.md
index 70e7127..df0534b 100755
--- a/README.md
+++ b/README.md
@@ -32,6 +32,13 @@ pip install backports.lzma protobuf pycrypto
 ```
 Also install [mono](https://www.mono-project.com/docs/getting-started/install/mac/)  
 
+### Windows
+Install cygwin, and select
+
+```Latest python and pip packages, arj, brotli, cabextract, dos2unix, lz4, p7zip, renameutils, sharutils, unace, unzip and zip```
+
+If you get syntax errors run dos2unix on extractor.sh
+
 # How to use
 ## Download
 ```
diff --git a/extractor.sh b/extractor.sh
index 1588685..9e4d2cf 100755
--- a/extractor.sh
+++ b/extractor.sh
@@ -54,6 +54,9 @@ fi
 
 LOCALDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
 HOST="$(uname)"
+if [[ "$(uname)" == *CYGWIN* ]]; then
+    HOST=Windows
+fi
 toolsdir="$LOCALDIR/tools"
 
 if [[ ! -d "$toolsdir/extract_android_ota_payload" ]]; then
diff --git a/tools/Windows/bin/libgcc_s_dw2-1.dll b/tools/Windows/bin/libgcc_s_dw2-1.dll
new file mode 100644
index 0000000..c1ed592
Binary files /dev/null and b/tools/Windows/bin/libgcc_s_dw2-1.dll differ
diff --git a/tools/Windows/bin/libstdc++-6.dll b/tools/Windows/bin/libstdc++-6.dll
new file mode 100644
index 0000000..79d95b3
Binary files /dev/null and b/tools/Windows/bin/libstdc++-6.dll differ
diff --git a/tools/Windows/bin/simg2img.exe b/tools/Windows/bin/simg2img.exe
new file mode 100644
index 0000000..7fd8ab3
Binary files /dev/null and b/tools/Windows/bin/simg2img.exe differ
diff --git a/tools/Windows/bin/zlib1.dll b/tools/Windows/bin/zlib1.dll
new file mode 100644
index 0000000..0b1e556
Binary files /dev/null and b/tools/Windows/bin/zlib1.dll differ