diff --git a/.github/workflows/packages.yaml b/.github/workflows/packages.yaml
index 681d5b683..deaf92564 100644
--- a/.github/workflows/packages.yaml
+++ b/.github/workflows/packages.yaml
@@ -6,7 +6,7 @@ on:
   release:
     types: [released, prereleased]
 jobs:
-  linux:
+  deb:
     runs-on: ubuntu-16.04
     steps:
     - uses: actions/checkout@v2.3.2
@@ -18,8 +18,18 @@ jobs:
       uses: actions/setup-ruby@v1
       with:
         ruby-version: 2.4
-    - name: Build
-      run: ./scripts/build_posix.sh
+    - name: Install deps
+      run: |
+        pip install .[all]
+        pip install -r scripts/build-requirements.txt
+        gem install --no-document fpm
+    - name: Build deb
+      run: python scripts/build.py deb
+    - name: Upload deb artifact
+      uses: actions/upload-artifact@v2
+      with:
+        path: scripts/fpm/dvc*.deb
+        if-no-files-found: error
     - name: Publish deb
       if: github.event_name == 'release'
       uses: actions/upload-release-asset@v1.0.1
@@ -27,9 +37,33 @@ jobs:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       with:
         upload_url: ${{ github.event.release.upload_url }}
-        asset_path: dvc_${{ github.event.release.tag_name }}_amd64.deb
+        asset_path: scripts/fpm/dvc_${{ github.event.release.tag_name }}_amd64.deb
         asset_name: dvc_${{ github.event.release.tag_name }}_amd64.deb
         asset_content_type: binary/octet-stream
+  rpm:
+    runs-on: ubuntu-16.04
+    steps:
+    - uses: actions/checkout@v2.3.2
+    - name: Set up Python 3.7
+      uses: actions/setup-python@v2.1.4
+      with:
+        python-version: 3.7
+    - name: Set up Ruby 2.4
+      uses: actions/setup-ruby@v1
+      with:
+        ruby-version: 2.4
+    - name: Install deps
+      run: |
+        pip install .[all]
+        pip install -r scripts/build-requirements.txt
+        gem install --no-document fpm
+    - name: Build rpm
+      run: python scripts/build.py rpm
+    - name: Upload rpm artifact
+      uses: actions/upload-artifact@v2
+      with:
+        path: scripts/fpm/dvc*.rpm
+        if-no-files-found: error
     - name: Publish rpm
       if: github.event_name == 'release'
       uses: actions/upload-release-asset@v1.0.1
@@ -37,10 +71,10 @@ jobs:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       with:
         upload_url: ${{ github.event.release.upload_url }}
-        asset_path: dvc-${{ github.event.release.tag_name }}-1.x86_64.rpm
+        asset_path: scripts/fpm/dvc-${{ github.event.release.tag_name }}-1.x86_64.rpm
         asset_name: dvc-${{ github.event.release.tag_name }}-1.x86_64.rpm
         asset_content_type: binary/octet-stream
-  mac:
+  osxpkg:
     runs-on: macos-10.15
     steps:
     - uses: actions/checkout@v2.3.2
@@ -52,8 +86,18 @@ jobs:
       uses: actions/setup-ruby@v1
       with:
         ruby-version: 2.4
+    - name: Install deps
+      run: |
+        pip install .[all]
+        pip install -r scripts/build-requirements.txt
+        gem install --no-document fpm
     - name: Build
-      run: ./scripts/build_posix.sh
+      run: python scripts/build.py osxpkg
+    - name: Upload osxpkg artifact
+      uses: actions/upload-artifact@v2
+      with:
+        path: scripts/fpm/dvc*.pkg
+        if-no-files-found: error
     - name: Publish
       if: github.event_name == 'release'
       uses: actions/upload-release-asset@v1.0.1
@@ -61,10 +105,10 @@ jobs:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       with:
         upload_url: ${{ github.event.release.upload_url }}
-        asset_path: dvc-${{ github.event.release.tag_name }}.pkg
+        asset_path: scripts/fpm/dvc-${{ github.event.release.tag_name }}.pkg
         asset_name: dvc-${{ github.event.release.tag_name }}.pkg
         asset_content_type: binary/octet-stream
-  windows:
+  exe:
     runs-on: windows-2019
     steps:
     - uses: actions/checkout@v2.3.2
@@ -72,9 +116,21 @@ jobs:
       uses: actions/setup-python@v2.1.4
       with:
         python-version: 3.7
+    - name: Install deps
+      run: |
+        pip install .[all]
+        pip install -r scripts/build-requirements.txt
+    - name: Pull images
+      run: |
+        dvc pull
     - name: Build
-      run: scripts\build_windows.cmd
+      run: python scripts\build.py exe
       shell: cmd
+    - name: Upload exe artifact
+      uses: actions/upload-artifact@v2
+      with:
+        path: scripts/innosetup/dvc*.exe
+        if-no-files-found: error
     - name: Publish
       if: github.event_name == 'release'
       env:
@@ -82,10 +138,10 @@ jobs:
       uses: actions/upload-release-asset@v1.0.1
       with:
         upload_url: ${{ github.event.release.upload_url }}
-        asset_path: dvc-${{ github.event.release.tag_name }}.exe
+        asset_path: scripts/innosetup/dvc-${{ github.event.release.tag_name }}.exe
         asset_name: dvc-${{ github.event.release.tag_name }}.exe
         asset_content_type: binary/octet-stream
-  python:
+  pip:
     runs-on: ubuntu-16.04
     steps:
     - uses: actions/checkout@v2.3.2
diff --git a/scripts/build.py b/scripts/build.py
new file mode 100644
index 000000000..2250d0f13
--- /dev/null
+++ b/scripts/build.py
@@ -0,0 +1,49 @@
+import argparse
+import importlib
+import pathlib
+import textwrap
+from subprocess import STDOUT, check_call
+
+path = pathlib.Path(__file__).parent.absolute()
+dvc = path.parent / "dvc"
+pyinstaller = path / "pyinstaller"
+innosetup = path / "innosetup"
+fpm = path / "fpm"
+
+parser = argparse.ArgumentParser()
+parser.add_argument(
+    "pkg", choices=["deb", "rpm", "osxpkg", "exe"], help="package type"
+)
+args = parser.parse_args()
+
+(dvc / "utils" / "build.py").write_text(f'PKG = "{args.pkg}"')
+
+# Autogenerate version, similar to what we do in setup.py
+spec = importlib.util.spec_from_file_location(
+    "dvc.version", dvc / "version.py"
+)
+dvc_version = importlib.util.module_from_spec(spec)
+spec.loader.exec_module(dvc_version)
+version = dvc_version.__version__
+
+(dvc / "version.py").write_text(
+    textwrap.dedent(
+        f"""\
+        # AUTOGENERATED at build time by scripts/build.py
+        __version__ = "{version}"
+    """
+    )
+)
+
+check_call(
+    ["python", "build.py"], cwd=pyinstaller, stderr=STDOUT,
+)
+
+if args.pkg == "exe":
+    check_call(
+        ["python", "build.py"], cwd=innosetup, stderr=STDOUT,
+    )
+else:
+    check_call(
+        ["python", "build.py", args.pkg], cwd=fpm, stderr=STDOUT,
+    )
diff --git a/scripts/build_posix.sh b/scripts/build_posix.sh
deleted file mode 100755
index 0c0da117d..000000000
--- a/scripts/build_posix.sh
+++ /dev/null
@@ -1,139 +0,0 @@
-#!/bin/bash
-
-set -e
-set -x
-
-FPM_FLAGS='--description "Data Version Control - datasets, models, and experiments versioning for ML or data science projects"'
-FPM_FLAGS+=' -n dvc -s dir -f'
-FPM_FLAGS+=' --url https://dvc.org'
-FPM_FLAGS+=' --license "Apache License 2.0"'
-
-if [[ "$(uname)" == 'Linux' ]]; then
-  INSTALL_DIR=usr
-  FPM_FLAGS+=' --depends "git >= 1.7.0"'  # needed for gitpython
-else
-  INSTALL_DIR=usr/local
-  FPM_FLAGS+=' --osxpkg-identifier-prefix com.iterative'
-  FPM_FLAGS+=' --after-install scripts/fpm/after-install.sh'
-  FPM_FLAGS+=' --after-remove scripts/fpm/after-remove.sh'
-fi
-
-BUILD_DIR=build
-BIN_DIR=$BUILD_DIR/$INSTALL_DIR/bin
-LIB_DIR=$BUILD_DIR/$INSTALL_DIR/lib
-
-FPM_PACKAGE_DIRS="usr"
-ZSH_CMPLT_DIR=usr/share/zsh/site-functions/_dvc
-if [[ "$(uname)" == 'Linux' ]]; then
-  BASH_CMPLT_DIR=etc/bash_completion.d
-  FPM_PACKAGE_DIRS="$FPM_PACKAGE_DIRS etc"
-else
-  BASH_CMPLT_DIR=usr/local/etc/bash_completion.d
-fi
-
-print_error() {
-  echo -e "\e[31m$1\e[0m" >&2
-}
-
-if [ ! -d "dvc" ]; then
-  print_error "Please run this script from repository root"
-  exit 1
-fi
-
-trap 'print_error "FAIL"; exit 1' ERR
-
-print_info() {
-  echo -e "\e[32m$1\e[0m"
-}
-
-command_exists() {
-  command -v $1 >/dev/null 2>&1
-}
-
-fpm_build() {
-  print_info "Building $1..."
-  VERSION=$(python -c "import dvc; from dvc import __version__; print(str(__version__))")
-  eval "fpm -t $1 $FPM_FLAGS -v $VERSION -C $BUILD_DIR $FPM_PACKAGE_DIRS"
-}
-
-cleanup() {
-  print_info "Cleaning up..."
-  rm -rf build
-}
-
-install_dependencies() {
-  print_info "Installing fpm..."
-  if command_exists dnf; then
-    sudo dnf install ruby-devel gcc make rpm-build
-  elif command_exists yum; then
-    sudo yum install ruby-devel gcc make rpm-build
-  elif command_exists apt-get; then
-    sudo apt-get update -y
-    sudo apt-get install ruby-dev build-essential rpm python-pip python-dev
-  elif command_exists brew; then
-    brew install ruby
-  else
-    echo "Unable to install fpm dependencies" && exit 1
-  fi
-
-  gem install --no-document fpm
-
-  # https://github.com/iterative/dvc/issues/2970
-  gem uninstall -i /Users/travis/.rvm/gems/ruby-2.4.3@global rubygems-bundler
-
-  print_info "Installing requirements..."
-  pip install .[all]
-  pip install -r scripts/build-requirements.txt
-}
-
-build_dvc() {
-  print_info "Building dvc binary..."
-  pyinstaller \
-    --additional-hooks-dir $(pwd)/scripts/hooks dvc/__main__.py \
-    --name dvc \
-    --distpath $LIB_DIR \
-    --specpath $BUILD_DIR
-
-  $LIB_DIR/dvc/dvc --help
-
-  # NOTE: in osxpkg fpm replaces symlinks with actual file that it
-  # points to, so we need to use after-install hook. See FPM_FLAGS
-  # above.
-  if [[ "$(uname)" == 'Linux' ]]; then
-    mkdir -p $BIN_DIR
-    pushd $BIN_DIR
-    ln -s ../lib/dvc/dvc dvc
-    popd
-    $BIN_DIR/dvc --help
-  fi
-
-  # NOTE: temporarily not adding scripts to mac package. See [1]
-  # [1] https://github.com/iterative/dvc/issues/2585
-  if [[ "$(uname)" == 'Linux' ]]; then
-    mkdir -p $BUILD_DIR/$BASH_CMPLT_DIR
-    $LIB_DIR/dvc/dvc completion -s bash > $BUILD_DIR/$BASH_CMPLT_DIR/dvc
-
-    mkdir -p $BUILD_DIR/$ZSH_CMPLT_DIR
-    $LIB_DIR/dvc/dvc completion -s zsh > $BUILD_DIR/$ZSH_CMPLT_DIR/_dvc
-  fi
-}
-
-build() {
-  cleanup
-  echo "PKG = \"$1\"" >dvc/utils/build.py
-  build_dvc
-  fpm_build $1
-}
-
-install_dependencies
-
-if [[ "$(uname)" == 'Linux' ]]; then
-  build rpm
-  build deb
-else
-  build osxpkg
-fi
-
-cleanup
-
-print_info "Successfully built dvc packages"
diff --git a/scripts/build_windows.cmd b/scripts/build_windows.cmd
deleted file mode 100755
index 8adecbd00..000000000
--- a/scripts/build_windows.cmd
+++ /dev/null
@@ -1,48 +0,0 @@
-@echo Off
-
-echo ====== Starting to build dvc installer for Windows... ======
-
-if not exist dvc\NUL (echo Error: Please run this script from repository root && goto :error)
-
-rmdir /Q /S build
-rmdir /Q /S dist
-del /Q /S dvc.spec
-del /Q /S "dvc-*.exe"
-
-where pip
-if %errorlevel% neq 0 (echo Error: pip not found && goto :error)
-
-where choco
-if %errorlevel% neq 0 (echo Error: choco not found && goto :error)
-
-choco install InnoSetup
-call refreshenv
-where iscc
-if %errorlevel% neq 0 (echo Error: Couldn't find Inno Setup compiler. && goto :error)
-
-echo ====== Installing requirements... ======
-echo PKG = "exe" > dvc\utils\build.py
-call pip install .[all] || goto :error
-call pip install -r scripts\build-requirements.txt || goto :error
-call dvc pull || goto :error
-
-echo ====== Building dvc binary... ======
-call pyinstaller --additional-hooks-dir scripts\hooks dvc/__main__.py --name dvc --specpath build
-
-echo ====== Testing dvc binary... ======
-call dist\dvc\dvc.exe version || goto :error
-
-echo ====== Copying additional files... ======
-copy scripts\innosetup\addSymLinkPermissions.ps1 dist\ || goto :error
-
-echo ====== Building dvc installer... ======
-set PYTHONPATH=%cd%
-call python scripts\innosetup\config_gen.py || goto :error
-call iscc scripts\innosetup\setup.iss || goto :error
-
-echo ====== DONE ======
-goto :EOF
-
-:error
-echo ====== FAIL ======
-exit /b 1
diff --git a/scripts/fpm/.gitignore b/scripts/fpm/.gitignore
new file mode 100644
index 000000000..80294d137
--- /dev/null
+++ b/scripts/fpm/.gitignore
@@ -0,0 +1,4 @@
+/build
+/*.deb
+/*.rpm
+/*.pkg
diff --git a/scripts/fpm/build.py b/scripts/fpm/build.py
new file mode 100644
index 000000000..6933919ea
--- /dev/null
+++ b/scripts/fpm/build.py
@@ -0,0 +1,96 @@
+import argparse
+import os
+import pathlib
+import shutil
+from subprocess import STDOUT, check_call, check_output
+
+path = pathlib.Path(__file__).parent.absolute()
+dvc = path.parent.parent / "dvc"
+pyinstaller = path.parent / "pyinstaller"
+
+build = path / "build"
+install = build / "usr"
+
+parser = argparse.ArgumentParser()
+parser.add_argument(
+    "pkg", choices=["deb", "rpm", "osxpkg"], help="package type"
+)
+args = parser.parse_args()
+
+flags = [
+    "--description",
+    '"Data Version Control | Git for Data & Models"',
+    "-n",
+    "dvc",
+    "-s",
+    "dir",
+    "-f",
+    "--license",
+    '"Apache License 2.0"',
+]
+
+if args.pkg == "osxpkg":
+    install /= "local"
+    bash_dir = install / "etc" / "bash_completion.d"
+    dirs = ["usr"]
+    flags.extend(
+        [
+            "--osxpkg-identifier-prefix",
+            "com.iterative",
+            "--after-install",
+            path / "after-install.sh",
+            "--after-remove",
+            path / "after-remove.sh",
+        ]
+    )
+else:
+    bash_dir = build / "etc" / "bash_completion.d"
+    dirs = ["usr", "etc"]
+    flags.extend(["--depends", "git >= 1.7.0"])  # needed for gitpython
+
+try:
+    shutil.rmtree(build)
+except FileNotFoundError:
+    pass
+
+lib = install / "lib"
+lib.mkdir(parents=True)
+shutil.copytree(pyinstaller / "dist" / "dvc", lib / "dvc")
+
+if args.pkg != "osxpkg":
+    # NOTE: in osxpkg fpm replaces symlinks with actual file that it
+    # points to, so we need to use after-install hook.
+    (install / "bin").mkdir()
+    os.symlink("../lib/dvc/dvc", install / "bin" / "dvc")
+
+bash_dir.mkdir(parents=True)
+bash_completion = check_output(
+    [lib / "dvc" / "dvc", "completion", "-s", "bash"], text=True
+)
+(bash_dir / "dvc").write_text(bash_completion)
+
+zsh_dir = build / "usr" / "share" / "zsh" / "site-funtions"
+zsh_dir.mkdir(parents=True)
+zsh_completion = check_output(
+    [lib / "dvc" / "dvc", "completion", "-s", "zsh"], text=True
+)
+(zsh_dir / "_dvc").write_text(zsh_completion)
+
+version = check_output([lib / "dvc" / "dvc", "--version"], text=True).strip()
+
+check_call(
+    [
+        "fpm",
+        "--verbose",
+        "-t",
+        args.pkg,
+        *flags,
+        "-v",
+        version,
+        "-C",
+        build,
+        *dirs,
+    ],
+    cwd=path,
+    stderr=STDOUT,
+)
diff --git a/scripts/innosetup/.gitignore b/scripts/innosetup/.gitignore
index 9aa3f1657..2b0954e7d 100644
--- a/scripts/innosetup/.gitignore
+++ b/scripts/innosetup/.gitignore
@@ -1,4 +1,6 @@
-dvc.ico
-dvc_left.bmp
-dvc_up.bmp
+/dvc.ico
+/dvc_left.bmp
+/dvc_up.bmp
 /config.ini
+/build
+/dvc*.exe
diff --git a/scripts/innosetup/build.py b/scripts/innosetup/build.py
new file mode 100644
index 000000000..58457da1f
--- /dev/null
+++ b/scripts/innosetup/build.py
@@ -0,0 +1,42 @@
+import argparse
+import configparser
+import os
+import pathlib
+import shutil
+from subprocess import STDOUT, check_call, check_output
+
+path = pathlib.Path(__file__).parent.absolute()
+config = path / "config.ini"
+
+dvc = path.parent.parent / "dvc"
+pyinstaller = path.parent / "pyinstaller"
+
+build = path / "build"
+install = build / "usr"
+
+parser = argparse.ArgumentParser()
+args = parser.parse_args()
+
+try:
+    shutil.rmtree(build)
+except FileNotFoundError:
+    pass
+
+build.mkdir()
+shutil.copytree(pyinstaller / "dist" / "dvc", build / "dvc")
+shutil.copy(path / "addSymLinkPermissions.ps1", build)
+
+version = check_output(
+    [os.fspath(build / "dvc" / "dvc"), "--version"], text=True
+).strip()
+
+cfg = configparser.ConfigParser()
+cfg.add_section("Version")
+cfg.set("Version", "version", version)
+
+with (path / "config.ini").open("w") as fobj:
+    cfg.write(fobj)
+
+check_call(
+    ["iscc", "setup.iss"], cwd=path, stderr=STDOUT,
+)
diff --git a/scripts/innosetup/config_gen.py b/scripts/innosetup/config_gen.py
deleted file mode 100644
index 061b3cb2b..000000000
--- a/scripts/innosetup/config_gen.py
+++ /dev/null
@@ -1,11 +0,0 @@
-# This script generates config.ini for setup.iss script
-import configparser
-
-from dvc import __version__
-
-config = configparser.ConfigParser()
-config.add_section("Version")
-config.set("Version", "Version", __version__)
-
-with open("scripts/innosetup/config.ini", "w") as f:
-    config.write(f)
diff --git a/scripts/innosetup/setup.iss b/scripts/innosetup/setup.iss
index bf690f893..a89206063 100644
--- a/scripts/innosetup/setup.iss
+++ b/scripts/innosetup/setup.iss
@@ -1,8 +1,8 @@
 #define MyAppName "DVC (Data Version Control)"
-#define MyAppVersion ReadIni(".\scripts\innosetup\config.ini", "Version", "version", "unknown")
+#define MyAppVersion ReadIni(SourcePath + "\config.ini", "Version", "version", "unknown")
 #define MyAppPublisher "Dmitry Petrov"
-#define MyAppURL "https://dataversioncontrol.com/"
-#define MyAppDir "..\..\dist\dvc"
+#define MyAppURL "https://dvc.org"
+#define MyAppDir SourcePath + "\build\dvc"
 
 [Setup]
 AppId={{8258CE8A-110E-4E0D-AE60-FEE00B15F041}
@@ -19,7 +19,7 @@ LicenseFile=..\..\LICENSE
 OutputBaseFilename=dvc-{#MyAppVersion}
 Compression=lzma2/max
 SolidCompression=yes
-OutputDir=..\..\
+OutputDir=.
 ChangesEnvironment=yes
 SetupIconFile=dvc.ico
 WizardSmallImageFile=dvc_up.bmp
diff --git a/scripts/pyinstaller/.gitignore b/scripts/pyinstaller/.gitignore
new file mode 100644
index 000000000..1f1748b55
--- /dev/null
+++ b/scripts/pyinstaller/.gitignore
@@ -0,0 +1,4 @@
+/build
+/dist
+/dvc.spec
+/dvc
diff --git a/scripts/pyinstaller/build.py b/scripts/pyinstaller/build.py
new file mode 100644
index 000000000..c677c9fa1
--- /dev/null
+++ b/scripts/pyinstaller/build.py
@@ -0,0 +1,22 @@
+import os
+import pathlib
+from subprocess import STDOUT, check_call
+
+path = pathlib.Path(__file__).parent.absolute()
+hooks = path / "hooks"
+dvc = path.parent.parent / "dvc"
+entry = dvc / "__main__.py"
+
+check_call(
+    [
+        "pyinstaller",
+        "--additional-hooks-dir",
+        os.fspath(hooks),
+        "--name",
+        "dvc",
+        "-y",
+        os.fspath(entry),
+    ],
+    cwd=path,
+    stderr=STDOUT,
+)
diff --git a/scripts/hooks/hook-dvc.py b/scripts/pyinstaller/hooks/hook-dvc.py
similarity index 100%
rename from scripts/hooks/hook-dvc.py
rename to scripts/pyinstaller/hooks/hook-dvc.py
diff --git a/scripts/hooks/hook-dvc.system.py b/scripts/pyinstaller/hooks/hook-dvc.system.py
similarity index 100%
rename from scripts/hooks/hook-dvc.system.py
rename to scripts/pyinstaller/hooks/hook-dvc.system.py
diff --git a/scripts/hooks/hook-dvc.tree.gs.py b/scripts/pyinstaller/hooks/hook-dvc.tree.gs.py
similarity index 100%
rename from scripts/hooks/hook-dvc.tree.gs.py
rename to scripts/pyinstaller/hooks/hook-dvc.tree.gs.py
diff --git a/scripts/hooks/hook-dvc.utils.flatten.py b/scripts/pyinstaller/hooks/hook-dvc.utils.flatten.py
similarity index 100%
rename from scripts/hooks/hook-dvc.utils.flatten.py
rename to scripts/pyinstaller/hooks/hook-dvc.utils.flatten.py
diff --git a/scripts/hooks/hook-google_compute_engine.logger.py b/scripts/pyinstaller/hooks/hook-google_compute_engine.logger.py
similarity index 100%
rename from scripts/hooks/hook-google_compute_engine.logger.py
rename to scripts/pyinstaller/hooks/hook-google_compute_engine.logger.py
diff --git a/scripts/hooks/hook-googleapiclient.model.py b/scripts/pyinstaller/hooks/hook-googleapiclient.model.py
similarity index 100%
rename from scripts/hooks/hook-googleapiclient.model.py
rename to scripts/pyinstaller/hooks/hook-googleapiclient.model.py
diff --git a/scripts/hooks/hook-pydrive2.py b/scripts/pyinstaller/hooks/hook-pydrive2.py
similarity index 100%
rename from scripts/hooks/hook-pydrive2.py
rename to scripts/pyinstaller/hooks/hook-pydrive2.py
diff --git a/scripts/hooks/hook-win32file.py b/scripts/pyinstaller/hooks/hook-win32file.py
similarity index 100%
rename from scripts/hooks/hook-win32file.py
rename to scripts/pyinstaller/hooks/hook-win32file.py