diff --git a/DEPS b/DEPS
index 7a37d18b..7f61f50a 100644
--- a/DEPS
+++ b/DEPS
@@ -69,6 +69,13 @@ hooks = [
                "--no-circular-check",
                "src/src/client/windows/breakpad_client.gyp"],
   },
+  {
+    # XXX: this and above should all be wired into build/all.gyp ?
+    "action": ["python",
+               "src/src/tools/gyp/gyp_main.py",
+               "--no-circular-check",
+               "src/src/tools/windows/tools_windows.gyp"],
+  },
   {
     # Keep the manifest up to date.
     "action": ["python", "src/src/tools/python/deps-to-manifest.py",
diff --git a/README.md b/README.md
index e7f3e172..caefdd28 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ crash-reporting system.
 * [Bugs](https://bugs.chromium.org/p/google-breakpad/)
 * Discussion/Questions: [google-breakpad-discuss@googlegroups.com](https://groups.google.com/d/forum/google-breakpad-discuss)
 * Developer/Reviews: [google-breakpad-dev@googlegroups.com](https://groups.google.com/d/forum/google-breakpad-dev)
-* Tests: [![Build Status](https://travis-ci.org/google/breakpad.svg?branch=master)](https://travis-ci.org/google/breakpad)
+* Tests: [![Build Status](https://travis-ci.org/google/breakpad.svg?branch=master)](https://travis-ci.org/google/breakpad) [![Build status](https://ci.appveyor.com/api/projects/status/eguv4emv2rhq68u2?svg=true)](https://ci.appveyor.com/project/vapier/breakpad)
 * Coverage [![Coverity Status](https://scan.coverity.com/projects/9215/badge.svg)](https://scan.coverity.com/projects/google-breakpad)
 
 ## Getting started (from master)
diff --git a/appveyor.yml b/appveyor.yml
new file mode 100644
index 00000000..3cf5ba42
--- /dev/null
+++ b/appveyor.yml
@@ -0,0 +1,42 @@
+version: '{build}'
+
+environment:
+  GYP_MSVS_VERSION: 2013
+
+platform:
+  - Win32
+
+configuration:
+  - Debug
+  - Release
+
+# Use the source dir expected by gclient.
+clone_folder: c:\projects\breakpad\src
+
+# Before checkout.
+init:
+  - cd %APPVEYOR_BUILD_FOLDER%\..\..
+  - appveyor DownloadFile https://storage.googleapis.com/chrome-infra/depot_tools.zip
+  - 7z -bd x depot_tools.zip -odepot_tools
+  - depot_tools\update_depot_tools
+  - cd %APPVEYOR_BUILD_FOLDER%
+
+# After checkout.
+install:
+  - PATH C:\projects\depot_tools;%PATH%
+  - cd %APPVEYOR_BUILD_FOLDER%\..
+  - gclient config https://%APPVEYOR_REPO_PROVIDER%.com/%APPVEYOR_REPO_NAME% --unmanaged --name=src
+  - gclient sync
+
+build_script:
+  - cd %APPVEYOR_BUILD_FOLDER%
+  - msbuild src\client\windows\breakpad_client.sln /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll" /m /verbosity:normal
+  - msbuild src\tools\windows\tools_windows.sln    /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll" /m /verbosity:normal
+
+test_script:
+  - src\client\windows\%CONFIGURATION%\client_tests.exe
+  - src\tools\windows\%CONFIGURATION%\dump_syms_unittest.exe
+
+artifacts:
+  - path: '**\*.exe'
+  - path: '**\*.lib'
diff --git a/src/tools/windows/tools_windows.gyp b/src/tools/windows/tools_windows.gyp
new file mode 100644
index 00000000..cc0da728
--- /dev/null
+++ b/src/tools/windows/tools_windows.gyp
@@ -0,0 +1,45 @@
+# Copyright 2017 Google Inc. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+
+{
+  'includes': [
+    '../../build/common.gypi',
+  ],
+  'targets': [
+    {
+      'target_name': 'build_all',
+      'type': 'none',
+      'dependencies': [
+        './converter/ms_symbol_server_converter.gyp:*',
+        './dump_syms/dump_syms.gyp:*',
+        './symupload/symupload.gyp:*',
+      ],
+    },
+  ],
+}