diff --git a/.gitattributes b/.gitattributes
index 486a2325..a647db34 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1 +1,3 @@
+*.sh -crlf
+
 *.zip filter=lfs diff=lfs merge=lfs -text
diff --git a/README.md b/README.md
index f30d716e..b26546c8 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,5 @@
 [![Build Status](https://travis-ci.org/cyplo/dotfiles.svg?branch=master)](https://travis-ci.org/cyplo/dotfiles)
+[![Build status](https://ci.appveyor.com/api/projects/status/s6i314lyti4o1ny1/branch/master?svg=true)](https://ci.appveyor.com/project/cyplo/dotfiles/branch/master)
 
 My common dotfiles for Linux, Mac and Cygwin
 
diff --git a/common/configure_fresh_system b/common/configure_fresh_system
index 39fd4f8d..c79dd2d1 100755
--- a/common/configure_fresh_system
+++ b/common/configure_fresh_system
@@ -1,9 +1,16 @@
 #!/bin/bash
 
+SUDO=""
+if [[ -z $NOSUDO ]]; then
+    SUDO="sudo"
+fi
+
+echo "using '$SUDO' as sudo"
+
 set -e
 echo
 echo "configuring settings common among OSes"
-sudo true
+$SUDO true
 
 #zsh
 if [[ -z $DONT_CHANGE_SHELL ]]; then
@@ -13,7 +20,11 @@ fi
 
 CURL="curl -sSf"
 
-#submodules
+if [[ -z $DIR ]]; then
+    echo "please set DIR"
+    exit 1
+fi
+
 DIR=`realpath $DIR`
 echo "using $DIR as the top level directory"
 cd $DIR
@@ -46,7 +57,7 @@ source ~/.setenv
 # symlink 'nodejs' as node on some systems
 # will replace symlink if it exists, but won't replace regular file
 if [[ ! -f /usr/bin/node ]]; then
-    sudo ln -vfs /usr/bin/nodejs /usr/bin/node
+    $SUDO ln -vfs /usr/bin/nodejs /usr/bin/node
 fi
 
 # tools
@@ -62,36 +73,42 @@ mkdir -p ~/.fonts
 cp -rv "$DIR/fonts" ~/.fonts
 set +e
 fc-cache -rv
-sudo fc-cache -rv
+$SUDO fc-cache -rv
 set -e
 
-#rust
-echo "installing rust"
-RUSTUP_TEMP="/tmp/blastoff.sh"
-$CURL https://sh.rustup.rs > "$RUSTUP_TEMP"
-chmod a+x "$RUSTUP_TEMP"
-"$RUSTUP_TEMP" -y
-rm -f "$RUSTUP_TEMP"
-rustup update
-rustup default stable
-export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib
-cd "$DIR/../"
-echo "getting rust sources..."
-if [[ ! -d rust ]]; then
-    git clone https://github.com/rust-lang/rust.git --recursive
-else
-    cd rust 
-    git pull
-    git submodule update --init --recursive
+if [[ -z $NORUST ]]; then
+    #rust
+    echo "installing rust"
+    RUSTUP_TEMP="/tmp/blastoff.sh"
+    $CURL https://sh.rustup.rs > "$RUSTUP_TEMP"
+    chmod a+x "$RUSTUP_TEMP"
+    "$RUSTUP_TEMP" -y
+    rm -f "$RUSTUP_TEMP"
+    rustup update
+    rustup default stable
+    export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib
+    cd "$DIR/../"
+    echo "getting rust sources..."
+    if [[ ! -d rust ]]; then
+        git clone https://github.com/rust-lang/rust.git --recursive
+    else
+        cd rust 
+        git pull
+        git submodule update --init --recursive
+    fi
+    cargo install -f rustfmt
 fi
 
-cargo install -f rustfmt
-
-echo "\n" | vim +PluginInstall +qa
-
-cd "$DIR/.vim/bundle/YouCompleteMe/"
-git submodule update --init --recursive
-./install.py --racer-completer --clang-completer
+if [[ -z $NOVIM ]]; then
+    echo "\n" | vim +PluginInstall +qa
+    cd "$DIR/.vim/bundle/YouCompleteMe/"
+    git submodule update --init --recursive
+    if [[ -z $NORUST ]]; then
+        ./install.py --racer-completer --clang-completer
+    else
+        ./install.py --clang-completer
+    fi
+fi
 
 if [[ -z $NO_GO ]]; then
     export GOPATH="$HOME/go"
@@ -102,12 +119,12 @@ if [[ -z $NO_GO ]]; then
 fi
 
 # talks: reveal-md
-sudo npm install -g reveal-md
-sudo npm install -g diff-so-fancy
+$SUDO npm install -g reveal-md
+$SUDO npm install -g diff-so-fancy
 
 # vdir syncer
 echo "installing vdirsyncer"
-sudo pip install vdirsyncer
+$SUDO pip install vdirsyncer
 
 if [[ -z $USER ]]; then
     USER=`whoami`
@@ -115,7 +132,7 @@ fi
 
 # normalize npm permissions
 mkdir -p $HOME/.npm
-sudo chown $USER $HOME/.npm -R
+$SUDO chown $USER $HOME/.npm -R
 
 echo
 echo "now go ahead and restart"
diff --git a/windows_cygwin/build.bat b/windows_cygwin/build.bat
old mode 100644
new mode 100755
index 94f1c10f..b199bca1
--- a/windows_cygwin/build.bat
+++ b/windows_cygwin/build.bat
@@ -1,5 +1,14 @@
-choco install -y firefox googlechrome wget
-wget -c https://cygwin.com/setup-x86_64.exe
-REM cygwin installation
-setup-x86_64.exe -R "C:\cygwin64" -s http://cygwin.netbet.org/ -q -g -P curl,zsh,git,vim,wget,xz,tar,gawk,bzip2,subversion
+@echo on
+choco install -y firefox googlechrome wget notepadplusplus sublimetext3
 
+wget -c https://cygwin.com/setup-x86_64.exe
+setup-x86_64.exe -R "C:\cygwin64" -s http://cygwin.netbet.org/ -q -g -P curl,zsh,git,vim,wget,xz,tar,gawk,bzip2,subversion,zlib,fontconfig,clang
+
+set script_path=%~dp0
+set repo_path=%script_path%\..\
+set bash=c:\cygwin64\bin\bash.exe --login -c
+
+for /f "delims=" %%A in ('%bash% "cd `cygpath $HOMEPATH`/dev/dotfiles && git rev-parse --abbrev-ref HEAD"') do set "branch=%%A" 
+%bash% 'echo "branch is $branch"'
+%bash% "cp -vr `cygpath $HOMEPATH`/.ssh $HOME/"
+%bash% "export OUTER_CLONE=`cygpath $repo_path` && $script_path/build_insider.sh"
diff --git a/windows_cygwin/build_insider.sh b/windows_cygwin/build_insider.sh
new file mode 100755
index 00000000..67e2ac84
--- /dev/null
+++ b/windows_cygwin/build_insider.sh
@@ -0,0 +1,23 @@
+#!/bin/bash
+
+DOTFILES_PATH="$HOME/dev/dotfiles"
+mkdir -pv $HOME/dev/
+rm -fr $DOTFILES_PATH
+
+git clone "$OUTER_CLONE" "$DOTFILES_PATH"
+cd "$DOTFILES_PATH"
+git remote set-url origin git@github.com:cyplo/dotfiles.git
+git checkout $branch
+
+export NOSUDO=true
+export DONT_CHANGE_SHELL=true
+export NORUST=true
+export NOVIM=true
+export NO_GO=true
+export DIR=$DOTFILES_PATH 
+
+curl https://bootstrap.pypa.io/get-pip.py > /tmp/get-pip.py
+python /tmp/get-pip.py
+
+$DIR/common/configure_fresh_system
+