diff --git a/.circleci/config.yml b/.circleci/config.yml
index 89dc974e2..0c0e57e2c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -1,40 +1,60 @@
 version: 2.1
 
+orbs:
+  win: circleci/windows@2.2.0
+
 references:
-  images:
-    go: &GOLANG_IMAGE circleci/golang:latest
-  environments:
-    tmp: &TEST_RESULTS_PATH /tmp/test-results # path to where test results are saved
-
-# reusable 'executor' object for jobs
-executors:
-  go:
-    docker:
-      - image: *GOLANG_IMAGE
-    environment:
-      - TEST_RESULTS: *TEST_RESULTS_PATH
+  environment: &ENVIRONMENT
+    TEST_RESULTS_PATH: &TEST_RESULTS_PATH /tmp/test-results
+    WIN_TEST_RESULTS: &WIN_TEST_RESULTS c:\Users\circleci\AppData\Local\Temp\test-results
 
+commands:
+  run-gotests:
+    parameters:
+      cmd:
+        type: string
+      platform:
+        type: string
+    steps:
+      - run:
+          name: "Run go tests"
+          command: |
+            PACKAGE_NAMES=$(go list ./... | circleci tests split --split-by=timings --timings-type=classname)
+            echo "Running $(echo $PACKAGE_NAMES | wc -w) packages"
+            echo $PACKAGE_NAMES
+            << parameters.cmd >> --format=short-verbose --junitfile $TEST_RESULTS_PATH/go-getter/gotestsum-report.xml -- -p 2 -cover -coverprofile=<< parameters.platform >>_cov_$CIRCLE_NODE_INDEX.part $PACKAGE_NAMES
+        
 jobs:
-  go-fmt-and-test:
-    executor: go
+  linux-tests:
+    docker:
+      - image: circleci/golang:<< parameters.go-version >>
+    parameters:
+      go-version:
+        type: string
+    environment: 
+      <<: *ENVIRONMENT
+    parallelism: 4
     steps:
+      - run: go version
       - checkout
-      - run: mkdir -p $TEST_RESULTS
+      - attach_workspace:
+          at: .
+      - run: mkdir -p $TEST_RESULTS_PATH/go-getter
 
       # Restore go module cache if there is one
       - restore_cache:
           keys:
-            - go-getter-modcache-v1-{{ checksum "go.mod" }}
+            - linux-gomod-cache-v1-{{ checksum "go.mod" }}
 
       - run: go mod download
 
       # Save go module cache if the go.mod file has changed
       - save_cache:
-          key: go-getter-modcache-v1-{{ checksum "go.mod" }}
+          key: linux-gomod-cache-v1-{{ checksum "go.mod" }}
           paths:
             - "/go/pkg/mod"
 
-      # check go fmt output because it does not report non-zero when there are fmt changes
+      # Check go fmt output because it does not report non-zero when there are fmt changes
       - run:
           name: check go fmt
           command: |
@@ -45,17 +65,106 @@ jobs:
               exit 1
             fi
 
-      # run go tests with gotestsum
-      - run: |
-          PACKAGE_NAMES=$(go list ./...)
-          gotestsum --format=short-verbose --junitfile $TEST_RESULTS/gotestsum-report.xml -- $PACKAGE_NAMES
+      # Run go tests with gotestsum
+      - run-gotests:
+          cmd: "gotestsum"
+          platform: "linux"
+
+      # Save coverage report parts
+      - persist_to_workspace:
+          root: .
+          paths:
+            - linux_cov_*.part
+
       - store_test_results:
           path: *TEST_RESULTS_PATH
       - store_artifacts:
           path: *TEST_RESULTS_PATH
 
+  windows-tests:
+    executor: 
+      name: win/default
+      shell: bash --login -eo pipefail
+    environment:
+      <<: *ENVIRONMENT
+    working_directory: c:\gopath\src\github.com\hashicorp\go-getter
+    parameters:
+      go-version:
+        type: string
+      gotestsum-version:
+        type: string
+    steps: 
+      - run: git config --global core.autocrlf false
+      - checkout
+      - attach_workspace:
+          at: .
+      - run: 
+          name: Setup (remove pre-installed go)
+          command: |
+            rm -rf "c:\Go"
+            mkdir -p $TEST_RESULTS_PATH/go-getter
+
+      - restore_cache:
+          keys:
+            - win-golang-<< parameters.go-version >>-cache-v1
+            - win-gomod-cache-{{ checksum "go.mod" }}-v1
+
+      - run: 
+          name: Install go version << parameters.go-version >>
+          command: | 
+            if [ ! -d "c:\go" ]; then
+              echo "Cache not found, installing new version of go"
+              curl --fail --location https://dl.google.com/go/go<< parameters.go-version >>.windows-amd64.zip --output go.zip
+              unzip go.zip -d "/c"
+            fi
+
+      - run: 
+          command: go mod download
+
+      - save_cache:
+          key: win-golang-<< parameters.go-version >>-cache-v1
+          paths:
+            - /go
+
+      - save_cache:
+          key: win-gomod-cache-{{ checksum "go.mod" }}-v1
+          paths:
+            - c:\Windows\system32\config\systemprofile\go\pkg\mod
+
+      - run:
+          name: Install gotestsum
+          command: |
+            curl --fail --location https://github.com/gotestyourself/gotestsum/releases/download/v<< parameters.gotestsum-version >>/gotestsum_<< parameters.gotestsum-version >>_windows_amd64.tar.gz --output gotestsum.tar.gz
+            tar -xvzf gotestsum.tar.gz
+
+      - run-gotests:
+          cmd: "./gotestsum.exe"
+          platform: "win"
+
+      # Save coverage report parts
+      - persist_to_workspace:
+          root: .
+          paths:
+            - win_cov_*.part
+
+      - store_test_results:
+          path: *WIN_TEST_RESULTS
+      - store_artifacts:
+          path: *WIN_TEST_RESULTS
+
 workflows:
-  version: 2
-  test-and-build:
+  go-getter:
     jobs:
-      - go-fmt-and-test
+      - linux-tests:
+          context: go-getter
+          matrix:
+            parameters:
+              go-version: ["1.14.1"]
+          name: linux-test-go-<< matrix.go-version >>
+      - windows-tests:
+          context: go-getter
+          matrix:
+            parameters:
+              go-version: ["1.14.1"]
+              gotestsum-version: ["0.4.1"]
+          name: win-test-go-<< matrix.go-version >>
diff --git a/README.md b/README.md
index bbcd15de9..f5abbbc69 100644
--- a/README.md
+++ b/README.md
@@ -1,12 +1,10 @@
 # go-getter
 
 [![CircleCI](https://circleci.com/gh/hashicorp/go-getter/tree/master.svg?style=svg)][circleci]
-[![Build status](https://ci.appveyor.com/api/projects/status/ulq3qr43n62croyq/branch/master?svg=true)][appveyor]
 [![Go Documentation](http://img.shields.io/badge/go-documentation-blue.svg?style=flat-square)][godocs]
 
 [circleci]: https://circleci.com/gh/hashicorp/go-getter/tree/master
 [godocs]: http://godoc.org/github.com/hashicorp/go-getter
-[appveyor]: https://ci.appveyor.com/project/hashicorp/go-getter/branch/master
 
 go-getter is a library for Go (golang) for downloading files or directories
 from various sources using a URL as the primary form of input.
@@ -139,8 +137,8 @@ If you downloaded this to the `/tmp` directory, then the file
 directory in this repository, but because we specified a subdirectory,
 go-getter automatically copied only that directory contents.
 
-Subdirectory paths may contain may also use filesystem glob patterns.
-The path must match _exactly one_ entry or go-getter will return an error.
+Subdirectory paths may also use filesystem glob patterns. The path must
+match _exactly one_ entry or go-getter will return an error.
 This is useful if you're not sure the exact directory name but it follows
 a predictable naming structure.
 
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index 1e8718e17..000000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,16 +0,0 @@
-version: "build-{branch}-{build}"
-image: Visual Studio 2017
-clone_folder: c:\gopath\github.com\hashicorp\go-getter
-environment:
-  GOPATH: c:\gopath
-install:
-- cmd: >-
-    echo %Path%
-
-    go version
-
-    go env
-
-    go get -d -v -t ./...
-build_script:
-- cmd: go test ./...
diff --git a/go.mod b/go.mod
index a869e8f80..30606f9b8 100644
--- a/go.mod
+++ b/go.mod
@@ -21,3 +21,5 @@ require (
 	google.golang.org/api v0.9.0
 	gopkg.in/cheggaaa/pb.v1 v1.0.27 // indirect
 )
+
+go 1.13