diff --git a/windows/Vapor.cmd b/windows/Vapor.cmd
deleted file mode 100644
index 9fa1be5..0000000
--- a/windows/Vapor.cmd
+++ /dev/null
@@ -1 +0,0 @@
-start /min cmd.exe /c "%HOMEDRIVE%%HOMEPATH%\zx" run vapor
diff --git a/windows/Vapor.rs b/windows/Vapor.rs
new file mode 100644
index 0000000..da27497
--- /dev/null
+++ b/windows/Vapor.rs
@@ -0,0 +1,93 @@
+// Prepare environment for ZX and launch it using erl.exe
+
+use std::env;
+use std::path::Path;
+use std::path::PathBuf;
+use std::string::String;
+use std::ffi::OsString;
+use std::fs::File;
+use std::io::BufReader;
+use std::io::prelude::*;
+use std::process::Command;
+
+fn main() {
+    let zomp_dir = match env::var("ZOMP_DIR") {
+        Ok(v) =>
+            v,
+        _ =>
+            String::from(Path::new(&env::var("LOCALAPPDATA").unwrap())
+                              .join("zomp")
+                              .to_str()
+                              .unwrap()),
+    };
+    env::set_var("ZOMP_DIR", OsString::from(&zomp_dir));
+
+    let version_path = Path::new(&zomp_dir).join("etc").join("version.txt");
+    let file = File::open(version_path);
+    let mut reader = BufReader::new(file.unwrap());
+    let mut version = String::new();
+    reader.read_line(&mut version).unwrap();
+    version = version.trim().to_string();
+    env::set_var("ZX_VERSION", OsString::from(&version));
+
+    let zx_dir = Path::new(&zomp_dir)
+                      .join("lib")
+                      .join("otpr")
+                      .join("zx")
+                      .join(version);
+    env::set_var("ZX_DIR", zx_dir.to_str().unwrap());
+
+    let env_pf = env::var("PROGRAMFILES").unwrap();
+    let pf = Path::new(&env_pf);
+    let mut maj: i32 = 0;
+    let mut min: i32 = 0;
+    let mut best_path = PathBuf::new();
+    for entry in std::fs::read_dir(pf).unwrap() {
+        let path = entry.unwrap().path();
+        let installation = path.file_name().unwrap().to_str().unwrap();
+        if installation.starts_with("erl") {
+            let erl_ver = installation.trim_start_matches("erl");
+            let parts: Vec<&str> = erl_ver.split('.').collect();
+            let m_maj: i32 = parts[0].parse().unwrap();
+            let m_min: i32 = parts[1].parse().unwrap();
+            if m_maj > maj {
+                maj = m_maj;
+                min = m_min;
+                best_path.push(&path);
+            } else if m_maj == maj {
+                if m_min > min {
+                    min = m_min;
+                    best_path.push(&path);
+                }
+            }
+        }
+    }
+    let erl = Path::new(&best_path).join("bin").join("erl.exe");
+    let escript = Path::new(&best_path).join("bin").join("escript.exe");
+
+    let zx_ebin = Path::new(&zx_dir).join("ebin");
+    let zx_beam = Path::new(&zx_ebin).join("zx.beam");
+    if ! zx_beam.exists() {
+        println!("Rebuilding ZX. Just a moment...");
+        let pwd = env::current_dir().unwrap();
+        assert!(env::set_current_dir(zx_dir).is_ok());
+        Command::new(escript)
+                .arg("make_zx")
+                .output()
+                .expect("Failed to execute make_zx escript.");
+        assert!(env::set_current_dir(pwd).is_ok());
+    }
+
+    Command::new(erl)
+            .arg("-noshell")
+            .arg("-pa")
+            .arg(zx_ebin.to_str().unwrap())
+            .arg("-run")
+            .arg("zx")
+            .arg("do")
+            .arg("-extra")
+            .arg("run")
+            .arg("vapor")
+            .spawn()
+            .expect("Failed to start Vapor.");
+}
diff --git a/windows/zx.cmd b/windows/zx.cmd
deleted file mode 100644
index 77c3df0..0000000
--- a/windows/zx.cmd
+++ /dev/null
@@ -1,13 +0,0 @@
-@ECHO OFF
-
-REM Prepare the environment for ZX and launch it
-
-set ZOMP_DIR="%LOCALAPPDATA%\zomp"
-set ZOMP_DIR=%ZOMP_DIR:"=%
-set /P ZX_VERSION=<"%ZOMP_DIR%\etc\version.txt"
-set ZX_DIR=%ZOMP_DIR%\lib\otpr\zx\%ZX_VERSION%
-set ZX_DIR=%ZX_DIR:"=%
-pushd "%ZX_DIR%"
-if not exist ebin\zx.erl "C:\Program Files\erl10.6\bin\escript.exe" make_zx
-popd
-"C:\Program Files\erl10.6\bin\erl.exe" -noshell -pa "%ZX_DIR%/ebin" -run zx do -extra %*
diff --git a/windows/zx.rs b/windows/zx.rs
new file mode 100644
index 0000000..edb4333
--- /dev/null
+++ b/windows/zx.rs
@@ -0,0 +1,95 @@
+// Prepare environment for ZX and launch it using erl.exe
+
+use std::env;
+use std::path::Path;
+use std::path::PathBuf;
+use std::string::String;
+use std::ffi::OsString;
+use std::fs::File;
+use std::io::BufReader;
+use std::io::prelude::*;
+use std::process::Command;
+
+fn main() {
+    let args: Vec<String> = env::args().collect();
+
+    let zomp_dir = match env::var("ZOMP_DIR") {
+        Ok(v) =>
+            v,
+        _ =>
+            String::from(Path::new(&env::var("LOCALAPPDATA").unwrap())
+                              .join("zomp")
+                              .to_str()
+                              .unwrap()),
+    };
+    env::set_var("ZOMP_DIR", OsString::from(&zomp_dir));
+
+    let version_path = Path::new(&zomp_dir).join("etc").join("version.txt");
+    let file = File::open(version_path);
+    let mut reader = BufReader::new(file.unwrap());
+    let mut version = String::new();
+    reader.read_line(&mut version).unwrap();
+    version = version.trim().to_string();
+    env::set_var("ZX_VERSION", OsString::from(&version));
+
+    let zx_dir = Path::new(&zomp_dir)
+                      .join("lib")
+                      .join("otpr")
+                      .join("zx")
+                      .join(version);
+    env::set_var("ZX_DIR", zx_dir.to_str().unwrap());
+
+    let env_pf = env::var("PROGRAMFILES").unwrap();
+    let pf = Path::new(&env_pf);
+    let mut maj: i32 = 0;
+    let mut min: i32 = 0;
+    let mut best_path = PathBuf::new();
+    for entry in std::fs::read_dir(pf).unwrap() {
+        let path = entry.unwrap().path();
+        let installation = path.file_name().unwrap().to_str().unwrap();
+        if installation.starts_with("erl") {
+            let erl_ver = installation.trim_start_matches("erl");
+            let parts: Vec<&str> = erl_ver.split('.').collect();
+            let m_maj: i32 = parts[0].parse().unwrap();
+            let m_min: i32 = parts[1].parse().unwrap();
+            if m_maj > maj {
+                maj = m_maj;
+                min = m_min;
+                best_path.push(&path);
+            } else if m_maj == maj {
+                if m_min > min {
+                    min = m_min;
+                    best_path.push(&path);
+                }
+            }
+        }
+    }
+    let erl = Path::new(&best_path).join("bin").join("erl.exe");
+    let escript = Path::new(&best_path).join("bin").join("escript.exe");
+
+    let zx_ebin = Path::new(&zx_dir).join("ebin");
+    let zx_beam = Path::new(&zx_ebin).join("zx.beam");
+    if ! zx_beam.exists() {
+        println!("Rebuilding ZX. Just a moment...");
+        let pwd = env::current_dir().unwrap();
+        assert!(env::set_current_dir(zx_dir).is_ok());
+        Command::new(escript)
+                .arg("make_zx")
+                .output()
+                .expect("Failed to execute make_zx escript.");
+        assert!(env::set_current_dir(pwd).is_ok());
+    }
+
+    let output = Command::new(erl)
+                         .arg("-noshell")
+                         .arg("-pa")
+                         .arg(zx_ebin.to_str().unwrap())
+                         .arg("-run")
+                         .arg("zx")
+                         .arg("do")
+                         .arg("-extra")
+                         .args(&args[1..])
+                         .output()
+                         .expect("Failed to start ZX.");
+    std::io::stdout().write_all(&output.stdout).unwrap();
+}
diff --git a/windows/zxh.cmd b/windows/zxh.cmd
deleted file mode 100644
index e8fea4b..0000000
--- a/windows/zxh.cmd
+++ /dev/null
@@ -1,13 +0,0 @@
-@ECHO OFF
-
-REM Prepare the environment for ZX and launch it
-
-set ZOMP_DIR="%LOCALAPPDATA%\zomp"
-set ZOMP_DIR=%ZOMP_DIR:"=%
-set /P ZX_VERSION=<"%ZOMP_DIR%\etc\version.txt"
-set ZX_DIR=%ZOMP_DIR%\lib\otpr\zx\%ZX_VERSION%
-set ZX_DIR=%ZX_DIR:"=%
-pushd "%ZX_DIR%"
-if not exist ebin\zx.erl "C:\Program Files\erl10.6\bin\escript.exe" make_zx
-popd
-"C:\Program Files\erl10.6\bin\werl.exe" -pa "%ZX_DIR%/ebin" -run zx do -extra %*
diff --git a/windows/zxh.rs b/windows/zxh.rs
new file mode 100644
index 0000000..5c3186d
--- /dev/null
+++ b/windows/zxh.rs
@@ -0,0 +1,102 @@
+// Prepare environment for ZX and launch it using werl.exe
+
+use std::env;
+use std::path::Path;
+use std::path::PathBuf;
+use std::string::String;
+use std::ffi::OsString;
+use std::fs::File;
+use std::io::BufReader;
+use std::io::prelude::*;
+use std::process::Command;
+
+fn main() {
+    let args: Vec<String> = env::args().collect();
+
+    let zomp_dir = match env::var("ZOMP_DIR") {
+        Ok(v) =>
+            v,
+        _ =>
+            String::from(Path::new(&env::var("LOCALAPPDATA").unwrap())
+                              .join("zomp")
+                              .to_str()
+                              .unwrap()),
+    };
+    env::set_var("ZOMP_DIR", OsString::from(&zomp_dir));
+    println!("ZOMP_DIR: {}", zomp_dir);
+
+    let version_path = Path::new(&zomp_dir).join("etc").join("version.txt");
+    let file = File::open(version_path);
+    let mut reader = BufReader::new(file.unwrap());
+    let mut version = String::new();
+    reader.read_line(&mut version).unwrap();
+    version = version.trim().to_string();
+    env::set_var("ZX_VERSION", OsString::from(&version));
+    println!("ZX_VERSION: {}", version);
+
+    let zx_dir = Path::new(&zomp_dir)
+                      .join("lib")
+                      .join("otpr")
+                      .join("zx")
+                      .join(version);
+    env::set_var("ZX_DIR", zx_dir.to_str().unwrap());
+    println!("ZX_DIR: {}", zx_dir.to_str().unwrap());
+
+    let env_pf = env::var("PROGRAMFILES").unwrap();
+    let pf = Path::new(&env_pf);
+    let mut maj: i32 = 0;
+    let mut min: i32 = 0;
+    let mut best_path = PathBuf::new();
+    for entry in std::fs::read_dir(pf).unwrap() {
+        let path = entry.unwrap().path();
+        let installation = path.file_name().unwrap().to_str().unwrap();
+        if installation.starts_with("erl") {
+            let erl_ver = installation.trim_start_matches("erl");
+            let parts: Vec<&str> = erl_ver.split('.').collect();
+            let m_maj: i32 = parts[0].parse().unwrap();
+            let m_min: i32 = parts[1].parse().unwrap();
+            if m_maj > maj {
+                maj = m_maj;
+                min = m_min;
+                best_path.push(&path);
+            } else if m_maj == maj {
+                if m_min > min {
+                    min = m_min;
+                    best_path.push(&path);
+                }
+            }
+        }
+    }
+    let werl = Path::new(&best_path).join("bin").join("werl.exe");
+    println!("werl.exe path: {}", werl.to_str().unwrap());
+
+    let escript = Path::new(&best_path).join("bin").join("escript.exe");
+    println!("escript.exe path: {}", escript.to_str().unwrap());
+
+    let zx_ebin = Path::new(&zx_dir).join("ebin");
+    let zx_beam = Path::new(&zx_ebin).join("zx.beam");
+    println!("zx.beam path: {}", zx_beam.to_str().unwrap());
+    if ! zx_beam.exists() {
+        println!("Rebuilding ZX. Just a moment...");
+        let pwd = env::current_dir().unwrap();
+        assert!(env::set_current_dir(zx_dir).is_ok());
+        Command::new(escript)
+                .arg("make_zx")
+                .output()
+                .expect("Failed to execute make_zx escript.");
+        assert!(env::set_current_dir(pwd).is_ok());
+    } else {
+        println!("ZX found. Running.");
+    }
+
+    Command::new(werl)
+            .arg("-pa")
+            .arg(zx_ebin.to_str().unwrap())
+            .arg("-run")
+            .arg("zx")
+            .arg("do")
+            .arg("-extra")
+            .args(&args[1..])
+            .spawn()
+            .expect("Failed to start ZX.");
+}