diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 00000000..efb75dde
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,42 @@
+sudo: false
+language: python
+# command to install dependencies
+install: "make"
+# command to run tests
+script:
+  - |
+    if [[ "$TRAVIS_PYTHON_VERSION" != "2.6" ]] ; then make test-readme; fi
+  - make ci
+cache: pip
+jobs:
+  include:
+    - stage: test
+      script:
+        - make test-readme
+        - make ci
+      python: '2.7'
+    - stage: test
+      script:
+        - make test-readme
+        - make ci
+      python: '3.4'
+    - stage: test
+      script:
+        - make test-readme
+        - make ci
+      python: '3.5'
+    - stage: test
+      script:
+        - make test-readme
+        - make ci
+      python: '3.6'
+    - stage: test
+      script:
+        - make test-readme
+        - make ci
+      python: '3.7'
+      dist: xenial
+      sudo: true     
+    - stage: coverage
+      python: 3.6
+      script: codecov
diff --git a/README.md b/README.md
index 083fd48e..ee3b2bf5 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,6 @@ Requests: HTTP for Humans™
 [![codecov.io](https://codecov.io/github/requests/requests/coverage.svg?branch=master)](https://codecov.io/github/requests/requests)
 [![image](https://img.shields.io/github/contributors/requests/requests.svg)](https://github.com/requests/requests/graphs/contributors)
 [![image](https://img.shields.io/badge/Say%20Thanks-!-1EAEDB.svg)](https://saythanks.io/to/kennethreitz)
-[![Build Status](https://kennethreitz.visualstudio.com/requests/_apis/build/status/requests-CI)](https://kennethreitz.visualstudio.com/requests/_build/latest?definitionId=1)
 
 **If you're interested in financially supporting Kenneth Reitz open source, consider [visiting this link](https://cash.me/$KennethReitz). Your support helps tremendously with sustainability of motivation, as Open Source is no longer part of my day job.**
 
diff --git a/_appveyor/install.ps1 b/_appveyor/install.ps1
new file mode 100644
index 00000000..160ba55c
--- /dev/null
+++ b/_appveyor/install.ps1
@@ -0,0 +1,229 @@
+# Sample script to install Python and pip under Windows
+# Authors: Olivier Grisel, Jonathan Helmus, Kyle Kastner, and Alex Willmer
+# License: CC0 1.0 Universal: http://creativecommons.org/publicdomain/zero/1.0/
+
+$MINICONDA_URL = "http://repo.continuum.io/miniconda/"
+$BASE_URL = "https://www.python.org/ftp/python/"
+$GET_PIP_URL = "https://bootstrap.pypa.io/get-pip.py"
+$GET_PIP_PATH = "C:\get-pip.py"
+
+$PYTHON_PRERELEASE_REGEX = @"
+(?x)
+(?<major>\d+)
+\.
+(?<minor>\d+)
+\.
+(?<micro>\d+)
+(?<prerelease>[a-z]{1,2}\d+)
+"@
+
+
+function Download ($filename, $url) {
+    $webclient = New-Object System.Net.WebClient
+
+    $basedir = $pwd.Path + "\"
+    $filepath = $basedir + $filename
+    if (Test-Path $filename) {
+        Write-Host "Reusing" $filepath
+        return $filepath
+    }
+
+    # Download and retry up to 3 times in case of network transient errors.
+    Write-Host "Downloading" $filename "from" $url
+    $retry_attempts = 2
+    for ($i = 0; $i -lt $retry_attempts; $i++) {
+        try {
+            $webclient.DownloadFile($url, $filepath)
+            break
+        }
+        Catch [Exception]{
+            Start-Sleep 1
+        }
+    }
+    if (Test-Path $filepath) {
+        Write-Host "File saved at" $filepath
+    } else {
+        # Retry once to get the error message if any at the last try
+        $webclient.DownloadFile($url, $filepath)
+    }
+    return $filepath
+}
+
+
+function ParsePythonVersion ($python_version) {
+    if ($python_version -match $PYTHON_PRERELEASE_REGEX) {
+        return ([int]$matches.major, [int]$matches.minor, [int]$matches.micro,
+                $matches.prerelease)
+    }
+    $version_obj = [version]$python_version
+    return ($version_obj.major, $version_obj.minor, $version_obj.build, "")
+}
+
+
+function DownloadPython ($python_version, $platform_suffix) {
+    $major, $minor, $micro, $prerelease = ParsePythonVersion $python_version
+
+    if (($major -le 2 -and $micro -eq 0) `
+        -or ($major -eq 3 -and $minor -le 2 -and $micro -eq 0) `
+        ) {
+        $dir = "$major.$minor"
+        $python_version = "$major.$minor$prerelease"
+    } else {
+        $dir = "$major.$minor.$micro"
+    }
+
+    if ($prerelease) {
+        if (($major -le 2) `
+            -or ($major -eq 3 -and $minor -eq 1) `
+            -or ($major -eq 3 -and $minor -eq 2) `
+            -or ($major -eq 3 -and $minor -eq 3) `
+            ) {
+            $dir = "$dir/prev"
+        }
+    }
+
+    if (($major -le 2) -or ($major -le 3 -and $minor -le 4)) {
+        $ext = "msi"
+        if ($platform_suffix) {
+            $platform_suffix = ".$platform_suffix"
+        }
+    } else {
+        $ext = "exe"
+        if ($platform_suffix) {
+            $platform_suffix = "-$platform_suffix"
+        }
+    }
+
+    $filename = "python-$python_version$platform_suffix.$ext"
+    $url = "$BASE_URL$dir/$filename"
+    $filepath = Download $filename $url
+    return $filepath
+}
+
+
+function InstallPython ($python_version, $architecture, $python_home) {
+    Write-Host "Installing Python" $python_version "for" $architecture "bit architecture to" $python_home
+    if (Test-Path $python_home) {
+        Write-Host $python_home "already exists, skipping."
+        return $false
+    }
+    if ($architecture -eq "32") {
+        $platform_suffix = ""
+    } else {
+        $platform_suffix = "amd64"
+    }
+    $installer_path = DownloadPython $python_version $platform_suffix
+    $installer_ext = [System.IO.Path]::GetExtension($installer_path)
+    Write-Host "Installing $installer_path to $python_home"
+    $install_log = $python_home + ".log"
+    if ($installer_ext -eq '.msi') {
+        InstallPythonMSI $installer_path $python_home $install_log
+    } else {
+        InstallPythonEXE $installer_path $python_home $install_log
+    }
+    if (Test-Path $python_home) {
+        Write-Host "Python $python_version ($architecture) installation complete"
+    } else {
+        Write-Host "Failed to install Python in $python_home"
+        Get-Content -Path $install_log
+        Exit 1
+    }
+}
+
+
+function InstallPythonEXE ($exepath, $python_home, $install_log) {
+    $install_args = "/quiet InstallAllUsers=1 TargetDir=$python_home"
+    RunCommand $exepath $install_args
+}
+
+
+function InstallPythonMSI ($msipath, $python_home, $install_log) {
+    $install_args = "/qn /log $install_log /i $msipath TARGETDIR=$python_home"
+    $uninstall_args = "/qn /x $msipath"
+    RunCommand "msiexec.exe" $install_args
+    if (-not(Test-Path $python_home)) {
+        Write-Host "Python seems to be installed else-where, reinstalling."
+        RunCommand "msiexec.exe" $uninstall_args
+        RunCommand "msiexec.exe" $install_args
+    }
+}
+
+function RunCommand ($command, $command_args) {
+    Write-Host $command $command_args
+    Start-Process -FilePath $command -ArgumentList $command_args -Wait -Passthru
+}
+
+
+function InstallPip ($python_home) {
+    $pip_path = $python_home + "\Scripts\pip.exe"
+    $python_path = $python_home + "\python.exe"
+    if (-not(Test-Path $pip_path)) {
+        Write-Host "Installing pip..."
+        $webclient = New-Object System.Net.WebClient
+        $webclient.DownloadFile($GET_PIP_URL, $GET_PIP_PATH)
+        Write-Host "Executing:" $python_path $GET_PIP_PATH
+        & $python_path $GET_PIP_PATH
+    } else {
+        Write-Host "pip already installed."
+    }
+}
+
+
+function DownloadMiniconda ($python_version, $platform_suffix) {
+    if ($python_version -eq "3.4") {
+        $filename = "Miniconda3-3.5.5-Windows-" + $platform_suffix + ".exe"
+    } else {
+        $filename = "Miniconda-3.5.5-Windows-" + $platform_suffix + ".exe"
+    }
+    $url = $MINICONDA_URL + $filename
+    $filepath = Download $filename $url
+    return $filepath
+}
+
+
+function InstallMiniconda ($python_version, $architecture, $python_home) {
+    Write-Host "Installing Python" $python_version "for" $architecture "bit architecture to" $python_home
+    if (Test-Path $python_home) {
+        Write-Host $python_home "already exists, skipping."
+        return $false
+    }
+    if ($architecture -eq "32") {
+        $platform_suffix = "x86"
+    } else {
+        $platform_suffix = "x86_64"
+    }
+    $filepath = DownloadMiniconda $python_version $platform_suffix
+    Write-Host "Installing" $filepath "to" $python_home
+    $install_log = $python_home + ".log"
+    $args = "/S /D=$python_home"
+    Write-Host $filepath $args
+    Start-Process -FilePath $filepath -ArgumentList $args -Wait -Passthru
+    if (Test-Path $python_home) {
+        Write-Host "Python $python_version ($architecture) installation complete"
+    } else {
+        Write-Host "Failed to install Python in $python_home"
+        Get-Content -Path $install_log
+        Exit 1
+    }
+}
+
+
+function InstallMinicondaPip ($python_home) {
+    $pip_path = $python_home + "\Scripts\pip.exe"
+    $conda_path = $python_home + "\Scripts\conda.exe"
+    if (-not(Test-Path $pip_path)) {
+        Write-Host "Installing pip..."
+        $args = "install --yes pip"
+        Write-Host $conda_path $args
+        Start-Process -FilePath "$conda_path" -ArgumentList $args -Wait -Passthru
+    } else {
+        Write-Host "pip already installed."
+    }
+}
+
+function main () {
+    InstallPython $env:PYTHON_VERSION $env:PYTHON_ARCH $env:PYTHON
+    InstallPip $env:PYTHON
+}
+
+main
diff --git a/_azure-pipelines/template-linux.yml b/_azure-pipelines/template-linux.yml
new file mode 100644
index 00000000..a4658d5f
--- /dev/null
+++ b/_azure-pipelines/template-linux.yml
@@ -0,0 +1,33 @@
+jobs:
+- job: Linux
+  pool:
+    vmImage: 'Ubuntu-16.04'
+  strategy:
+    matrix:
+      Python27:
+        PYTHON_VERSION: '2.7'
+      Python34:
+        PYTHON_VERSION: '3.4'    
+      Python35:
+        PYTHON_VERSION: '3.5'
+      Python36:
+        PYTHON_VERSION: '3.6'    
+      Python37:
+        PYTHON_VERSION: '3.7'          
+  steps:
+  - task: UsePythonVersion@0
+    inputs:
+      versionSpec: $(PYTHON_VERSION)
+    displayName: 'Install Python'
+  - script: |
+      make
+      make test-readme
+      make ci
+  - script: |
+      pipenv run codecov
+    displayName: 'Coverage'
+  - task: PublishTestResults@2
+    displayName: 'Publish test results'
+    inputs:
+      testResultsFiles: 'report.xml'
+      testRunTitle: Python $(PYTHON_VERSION)    
diff --git a/_azure-pipelines/template-windows.yml b/_azure-pipelines/template-windows.yml
new file mode 100644
index 00000000..1f3b8db2
--- /dev/null
+++ b/_azure-pipelines/template-windows.yml
@@ -0,0 +1,36 @@
+jobs:
+- job: Windows
+  pool:
+    vmImage: 'vs2017-win2016'
+  strategy:
+    matrix:
+      Python27:
+        PYTHON_VERSION: '2.7'
+      Python34:
+        PYTHON_VERSION: '3.4'    
+      Python35:
+        PYTHON_VERSION: '3.5'   
+      Python36:
+        PYTHON_VERSION: '3.6'        
+      Python37:
+        PYTHON_VERSION: '3.7'      
+  steps:
+  - task: UsePythonVersion@0
+    inputs:
+      versionSpec: $(PYTHON_VERSION)
+      architecture: 'x64'
+    displayName: 'Install Python'
+  - script: |
+      make init
+      python -m pip install --upgrade pip wheel
+    displayName: 'Ensure latest'
+  - script: |
+      make
+      pipenv install -e .[socks] --skip-lock
+  - script: |
+      make coverage
+    displayName: 'Test script'      
+  - script: |
+      pipenv run codecov -f coverage.xml
+    displayName: 'Coverage'
+
diff --git a/_azure-pipelines/template.yml b/_azure-pipelines/template.yml
deleted file mode 100644
index 3b3d43ba..00000000
--- a/_azure-pipelines/template.yml
+++ /dev/null
@@ -1,41 +0,0 @@
-jobs:
-- job: ${{ parameters.name }}
-  pool:
-    vmImage: ${{ parameters.vmImage }}
-  strategy:
-    matrix:
-      Python27:
-        PYTHON_VERSION: '2.7'
-      Python34:
-        PYTHON_VERSION: '3.4'
-      Python35:
-        PYTHON_VERSION: '3.5'
-      Python36:
-        PYTHON_VERSION: '3.6'
-      Python37:
-        PYTHON_VERSION: '3.7'
-  steps:
-  - task: UsePythonVersion@0
-    inputs:
-      versionSpec: $(PYTHON_VERSION)
-      architecture: 'x64'
-    displayName: 'Install Python'
-  - script: |
-      make
-      pipenv install -e .[socks] --skip-lock
-    displayName: 'Set up'
-
-  - ${{ if eq(parameters.name, 'Linux') }}:
-    - script: |
-        make test-readme
-        make ci
-      displayName: 'Test and CI'
-    - task: PublishTestResults@2
-      displayName: 'Publish test results'
-      inputs:
-        testResultsFiles: 'report.xml'
-        testRunTitle: Python $(PYTHON_VERSION)
-
-  - script: |
-      pipenv run codecov -f coverage.xml
-    displayName: 'Run codecov'
diff --git a/appveyor.yml b/appveyor.yml
new file mode 100644
index 00000000..3b6cef63
--- /dev/null
+++ b/appveyor.yml
@@ -0,0 +1,57 @@
+# AppVeyor.yml from https://github.com/ogrisel/python-appveyor-demo
+# License: CC0 1.0 Universal: https://creativecommons.org/publicdomain/zero/1.0/
+
+build: off
+
+environment:
+  matrix:
+    - PYTHON: "C:\\Python27-x64"
+      PYTHON_VERSION: "2.7.x"
+      PYTHON_ARCH: "64"
+      TOXENV: "py27"
+
+    - PYTHON: "C:\\Python34-x64"
+      PYTHON_VERSION: "3.4.x"
+      PYTHON_ARCH: "64"
+      TOXENV: "py34"
+
+    - PYTHON: "C:\\Python35-x64"
+      PYTHON_VERSION: "3.5.x"
+      PYTHON_ARCH: "64"
+      TOXENV: "py35"
+
+    - PYTHON: "C:\\Python36-x64"
+      PYTHON_VERSION: "3.6.x"
+      PYTHON_ARCH: "64"
+      TOXENV: "py36"
+
+    - PYTHON: "C:\\Python37-x64"
+      PYTHON_VERSION: "3.7.x"
+      PYTHON_ARCH: "64"
+      TOXENV: "py37"
+
+install:
+  # Install Python (from the official .msi of https://www.python.org/) and pip when
+  # not already installed.
+  - ps: if (-not(Test-Path($env:PYTHON))) { & _appveyor\install.ps1 }
+
+  # Prepend newly installed Python to the PATH of this build (this cannot be
+  # done from inside the powershell script as it would require to restart
+  # the parent CMD process).
+  - "SET PATH=%PYTHON%;%PYTHON%\\Scripts;%PATH%"
+
+  # Check that we have the expected version and architecture for Python
+  - "python --version"
+  - "python -c \"import struct; print(struct.calcsize('P') * 8)\""
+
+  # Upgrade to the latest version of pip to avoid it displaying warnings
+  # about it being out of date.
+  - "python -m pip install --upgrade pip wheel"
+  - "C:\\MinGW\\bin\\mingw32-make"
+  - "pipenv install -e .[socks] --skip-lock"
+
+test_script:
+  - "C:\\MinGW\\bin\\mingw32-make coverage"
+
+on_success:
+  - "pipenv run codecov -f coverage.xml"
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index b8e7e0d0..68eeedde 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -1,10 +1,4 @@
 jobs:
-- template: _azure-pipelines/template.yml
-  parameters:
-    name: Linux
-    vmImage: Ubuntu-16.04
+- template: _azure-pipelines/template-linux.yml
 
-- template: _azure-pipelines/template.yml
-  parameters:
-    name: Windows
-    vmImage: vs2017-win2016
\ No newline at end of file
+- template: _azure-pipelines/template-windows.yml