diff --git a/.eslintrc.js b/.eslintrc.js
deleted file mode 100644
index 800b6043..00000000
--- a/.eslintrc.js
+++ /dev/null
@@ -1,27 +0,0 @@
-module.exports = {
-  parser: '@typescript-eslint/parser',
-  parserOptions: {
-    project: 'tsconfig.json',
-    sourceType: 'module',
-  },
-  plugins: ['@typescript-eslint/eslint-plugin'],
-  extends: [
-    'airbnb-base',
-    'airbnb-typescript/base',
-    'plugin:@typescript-eslint/eslint-recommended',
-    'plugin:@typescript-eslint/recommended',
-    'prettier',
-  ],
-  root: true,
-  env: {
-    node: true,
-    jest: true,
-  },
-  rules: {
-    '@typescript-eslint/no-explicit-any': 'off',
-    'max-len': 'off',
-    'import/prefer-default-export': 'off',
-    'no-console': 'off',
-    'class-methods-use-this': 'off',
-  },
-};
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 2534a947..b6cf6a98 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -13,22 +13,10 @@ jobs:
     name: Vim
     strategy:
       matrix:
-        # os: [macos-latest, ubuntu-20.04, windows-latest]
-        os: [macos-latest, ubuntu-20.04]
+        os: [ubuntu-latest]
         vim-version: [v7.4.2119, v8.2.5172]
-        include:
-          - node-version: 16
-          - os: macos-latest
-            target: macos
-          - os: ubuntu-20.04
-            target: linux
-          # - os: windows-latest
-            # target: win
     runs-on: ${{ matrix.os }}
     steps:
-      - name: Install FUSE for linux
-        if: matrix.target == 'linux'
-        run: sudo apt-get install libfuse2
       - name: Checkout kkoomen/vim-doge
         uses: actions/checkout@v2
         with:
@@ -38,17 +26,8 @@ jobs:
         with:
           repository: junegunn/vader.vim
           path: vader.vim
-      - name: Setup nodejs
-        uses: actions/setup-node@v1
-        with:
-          node-version: ${{ matrix.node-version }}
-      - run: npm ci --no-save --verbose
-      - name: Build Unix binary
-        if: matrix.target != 'win'
-        run: npm run build:binary:unix
-      - name: Build Windows binary
-        if: matrix.target == 'win'
-        run: npm run build:binary:windows
+      - run: rustup update stable && rustup default stable
+      - run: ./scripts/build.sh
       - name: Setup vim
         uses: thinca/action-setup-vim@v1
         id: vim
@@ -59,51 +38,51 @@ jobs:
         run: ./scripts/run-vader-tests.sh "${{ steps.vim.outputs.executable }}"
         shell: bash
 
-  tests_neovim:
-    name: NeoVim
-    strategy:
-      matrix:
-        os: [macos-latest, ubuntu-20.04]
-        vim-version: [v0.3.2, head]
-        include:
-          - node-version: 16
-          - os: macos-latest
-            target: macos
-          - os: ubuntu-20.04
-            target: linux
-    runs-on: ${{ matrix.os }}
-    steps:
-      - name: Checkout kkoomen/vim-doge
-        uses: actions/checkout@v2
-        with:
-          submodules: true
-      - name: Checkout junegunn/vader.vim
-        uses: actions/checkout@v2
-        with:
-          repository: junegunn/vader.vim
-          path: vader.vim
-      - name: Setup nodejs
-        uses: actions/setup-node@v1
-        with:
-          node-version: ${{ matrix.node-version }}
-      - run: npm ci --no-save --verbose
-      - name: Build binary
-        run: npm run build:binary:unix
-      - name: Setup neovim
-        uses: thinca/action-setup-vim@v1
-        id: vim
-        with:
-          vim_version: ${{ matrix.vim-version }}
-          vim_type: neovim
-      - name: Run tests
-        run: ./scripts/run-vader-tests.sh "${{ steps.vim.outputs.executable }}"
-        shell: bash
+  # tests_neovim:
+  #   name: NeoVim
+  #   strategy:
+  #     matrix:
+  #       os: [ubuntu-latest]
+  #       vim-version: [v0.3.2, head]
+  #       include:
+  #         - node-version: 16
+  #         - os: macos-latest
+  #           target: macos
+  #         - os: ubuntu-20.04
+  #           target: linux
+  #   runs-on: ${{ matrix.os }}
+  #   steps:
+  #     - name: Checkout kkoomen/vim-doge
+  #       uses: actions/checkout@v2
+  #       with:
+  #         submodules: true
+  #     - name: Checkout junegunn/vader.vim
+  #       uses: actions/checkout@v2
+  #       with:
+  #         repository: junegunn/vader.vim
+  #         path: vader.vim
+  #     - name: Setup nodejs
+  #       uses: actions/setup-node@v1
+  #       with:
+  #         node-version: ${{ matrix.node-version }}
+  #     - run: npm ci --no-save --verbose
+  #     - name: Build binary
+  #       run: npm run build:binary:unix
+  #     - name: Setup neovim
+  #       uses: thinca/action-setup-vim@v1
+  #       id: vim
+  #       with:
+  #         vim_version: ${{ matrix.vim-version }}
+  #         vim_type: neovim
+  #     - name: Run tests
+  #       run: ./scripts/run-vader-tests.sh "${{ steps.vim.outputs.executable }}"
+  #       shell: bash
 
-  vint:
-    name: Linter
-    runs-on: ubuntu-20.04
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v1
-      - run: pip install vim-vint
-      - run: vint -s ./autoload ./plugin
+  # vint:
+  #   name: Linter
+  #   runs-on: ubuntu-20.04
+  #   steps:
+  #     - uses: actions/checkout@v2
+  #     - uses: actions/setup-python@v1
+  #     - run: pip install vim-vint
+  #     - run: vint -s ./autoload ./plugin
diff --git a/.prettierrc b/.prettierrc
deleted file mode 100644
index 5e2863a1..00000000
--- a/.prettierrc
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "printWidth": 100,
-  "singleQuote": true,
-  "trailingComma": "all"
-}
diff --git a/.release-it.json b/.release-it.json
deleted file mode 100644
index 3b5c10bb..00000000
--- a/.release-it.json
+++ /dev/null
@@ -1,28 +0,0 @@
-{
-  "hooks": {
-    "before:init": ["npm run format", "npm run lint"],
-    "after:bump": [
-      "git checkout -b release/v${version} && echo v${version} > .version && git add .version"
-    ],
-    "after:git:release": ["gh pr create --title 'Release v${version}' --body ''"]
-  },
-  "git": {
-    "push": true,
-    "commitMessage": "chore(release): v${version} :tada:",
-    "tagAnnotation": "Release v${version}",
-    "tagName": "v${version}"
-  },
-  "npm": {
-    "publish": false
-  },
-  "github": {
-    "release": false,
-    "releaseName": "Release v${version}"
-  },
-  "plugins": {
-    "@release-it/conventional-changelog": {
-      "preset": "conventionalcommits",
-      "infile": "CHANGELOG.md"
-    }
-  }
-}
diff --git a/.version b/.version
deleted file mode 100644
index 0bf0fe3b..00000000
--- a/.version
+++ /dev/null
@@ -1 +0,0 @@
-v3.22.0
diff --git a/scripts/build.sh b/scripts/build.sh
index a6f13522..09cb21f5 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -5,9 +5,6 @@
 set -e
 set -u
 
-echo "System info:"
-uname -a
-
 ROOT_DIR=$(cd "$(dirname "$0")/.."; pwd -P)
 OUTFILE="${1:-}"
 
@@ -16,7 +13,10 @@ cd $ROOT_DIR
 [[ -e ./bin/vim-doge ]] && rm -f ./bin/vim-doge
 
 # Build the binary.
-npx caxa --input "$ROOT_DIR/build" --output "./bin/vim-doge" -- "{{caxa}}/node_modules/.bin/node" "{{caxa}}/index.js"
+cd $ROOT_DIR/helper
+cargo build --release
+cp target/release/vim-doge-helper $ROOT_DIR/bin/
+cd $ROOT_DIR
 
 # Archive the binary.
 if [[ "$OUTFILE" != "" ]]; then
@@ -24,7 +24,7 @@ if [[ "$OUTFILE" != "" ]]; then
   cd $ROOT_DIR/bin
   rm -f ./*.tar.gz
   echo "==> Archiving $ROOT_DIR/bin/vim-doge -> $ROOT_DIR/bin/$OUTFILE"
-  tar -czf "$OUTFILE" vim-doge
+  tar -czf "$OUTFILE" vim-doge-helper
 fi
 
-echo "🎉  Done building vim-doge binaries"
+echo "🎉  Done building vim-doge-helper"
diff --git a/scripts/install.ps1 b/scripts/install.ps1
index 5019264e..c0c8c81d 100644
--- a/scripts/install.ps1
+++ b/scripts/install.ps1
@@ -15,18 +15,6 @@ if (Test-Path $outFile) {
   rm "$outFile"
 }
 
-try {
-  Invoke-WebRequest -uri $downloadUrl -OutFile ( New-Item -Path "$assetPath" -Force )
-  Expand-Archive -LiteralPath "$assetPath" -DestinationPath "$rootDir\bin"
-  rm "$assetPath"
-} catch {
-  echo "No release found for vim-doge for Windows."
-  echo "This is due to a bug in node-gyp which doesn't allow vim-doge to be build for Windows."
-  echo ""
-  echo "Currently, the latest stable release for Windows is v3.11.0."
-  echo ""
-  echo "HOW TO INSTALL v3.11.0:"
-  echo "- Download the latest release from: https://github.com/kkoomen/vim-doge/releases/download/v3.11.0/vim-doge-win64.zip"
-  echo "- Unzip the vim-doge-win64.zip"
-  echo "- Put the vim-doge binary inside ~/path/to/vim-doge/bin/ (e.g. vim-plug would be: ~/.vim/plugged/vim-doge/bin/)"
-}
+Invoke-WebRequest -uri $downloadUrl -OutFile ( New-Item -Path "$assetPath" -Force )
+Expand-Archive -LiteralPath "$assetPath" -DestinationPath "$rootDir\bin"
+rm "$assetPath"
diff --git a/scripts/install.sh b/scripts/install.sh
index b4bf167b..c669e647 100755
--- a/scripts/install.sh
+++ b/scripts/install.sh
@@ -14,8 +14,8 @@ else
   exit 127
 fi
 
-if [ -e ./bin/vim-doge ]; then
-  rm -f ./bin/vim-doge
+if [ -e ./bin/vim-doge-helper ]; then
+  rm -f ./bin/vim-doge-helper
 fi
 
 
@@ -24,14 +24,14 @@ cd "$ROOT_DIR"
 [ ! -d ./bin ] && mkdir ./bin
 
 OS="$(uname)"
-OUTFILE="$ROOT_DIR/bin/vim-doge"
-PKG_VERSION=$(cat "$ROOT_DIR/.version")
-RELEASE_URL="https://github.com/kkoomen/vim-doge/releases/download/$PKG_VERSION"
+OUTFILE="$ROOT_DIR/bin/vim-doge-helper"
+APP_VERSION=$(cat helper/Cargo.toml | grep version | head -n 1 | sed -E 's/version = "([0-9]+.[0-9]+.[0-9]+)"/\1/')
+RELEASE_URL="https://github.com/kkoomen/vim-doge/releases/download/$APP_VERSION"
 
 if [ $OS = 'Darwin' ]; then
-  TARGET="vim-doge-macos"
+  TARGET="vim-doge-helper-macos"
 elif [ $OS = 'Linux' ]; then
-  TARGET="vim-doge-linux"
+  TARGET="vim-doge-helper-linux"
 else
   echo "vim-doge does not support your system"
   exit 1
@@ -44,6 +44,6 @@ curl -L --progress-bar \
     --fail \
     --output "$FILENAME" \
     "$DOWNLOAD_URL"
-tar xzf "$FILENAME" && mv "vim-doge" "$OUTFILE"
+tar xzf "$FILENAME" && mv "vim-doge-helper" "$OUTFILE"
 rm -f "$FILENAME"
 chmod +x "$OUTFILE"