diff --git a/.github/linters/.markdown-lint.yml b/.github/linters/.markdown-lint.yml
new file mode 100644
index 0000000..3c3e246
--- /dev/null
+++ b/.github/linters/.markdown-lint.yml
@@ -0,0 +1,4 @@
+# https://github.com/DavidAnson/markdownlint#rules--aliases
+# markdownlint -c .github/linters/.markdown-lint.yml .
+
+MD040: false
diff --git a/.yamllint b/.github/linters/.yaml-lint.yml
similarity index 100%
rename from .yamllint
rename to .github/linters/.yaml-lint.yml
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 69963cc..8da5f3b 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -1,49 +1,28 @@
-name: ❄️ Lint
+name: Lint
 
 on: [pull_request]
 
 jobs:
-  markdownlint:
-    name: 🍶 Markdown
+  merge-conflict:
+    name: Merge Conflict
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - name: 🚀 Use Node.js
-        uses: actions/setup-node@v2.1.4
-        with:
-          node-version: '12.x'
-      - run: npm install -g markdownlint-cli@0.25.0
-      - run: markdownlint '**/*.md' --ignore node_modules
-  shellcheck:
-    name: 🥂 Shell
+      - name: Check merge conflict
+        run: grep "^<<<<<<< HEAD" $(git ls-files | xargs) && exit 1 || true
+  misspell:
+    name: Check Spelling
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - name: 🧹 ShellCheck
-        uses: ludeeus/action-shellcheck@master
+      - name: Install
+        run: wget -O - -q https://git.io/misspell | sh -s -- -b .
+      - name: Misspell
+        run: git ls-files --empty-directory | xargs ./misspell -error
   trailing-whitespace:
-    name: 🧋 Trailing whitespace
+    name: Trailing Whitespace
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - name: 🧹 Check for trailing whitespace
-        run: |
-          cd utils || exit
-          sh ./check-for-trailing-whitespace.sh || exit 1
-  yamllint:
-    name: 🍺 YAML
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
-        with:
-          python-version: '3.x'  # Version range or exact version of a Python version to use, using SemVer's version range syntax
-          architecture: 'x64'  # optional x64 or x86. Defaults to x64 if not specified
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install yamllint
-      - name: 🧹 YAML Lint
-        run: |
-          # return non-zero exit code on warnings
-          yamllint --strict .
+      - name: Check for trailing whitespace
+        run: "! git grep -EIn $'[ \t]+$'"
diff --git a/.github/workflows/super-linter.yml b/.github/workflows/super-linter.yml
new file mode 100644
index 0000000..b33fbf5
--- /dev/null
+++ b/.github/workflows/super-linter.yml
@@ -0,0 +1,24 @@
+name: Super Linter
+
+on:
+  push:
+    branches-ignore: [master]
+    # Remove the line above to run when pushing to master
+  pull_request:
+    branches: [master]
+
+jobs:
+  build:
+    name: Lint Code Base
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: github/super-linter@v3
+        env:
+          ERROR_ON_MISSING_EXEC_BIT: true
+          VALIDATE_BASH: true
+          VALIDATE_BASH_EXEC: true
+          VALIDATE_MARKDOWN: true
+          VALIDATE_SHELL_SHFMT: true
+          VALIDATE_YAML: true
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.markdownlint.yml b/.markdownlint.yml
deleted file mode 100644
index c31debf..0000000
--- a/.markdownlint.yml
+++ /dev/null
@@ -1,3 +0,0 @@
-MD014: false
-MD040: false
-MD041: false
diff --git a/README.md b/README.md
index 611a5c9..c7980f0 100644
--- a/README.md
+++ b/README.md
@@ -34,13 +34,13 @@ stdin | stdout
 You can try it out by (firstly `cd` to streem top directory):
 
 ```shell
-$ bin/streem -e 'stdin | stdout'
+bin/streem -e 'stdin | stdout'
 ```
 
 or
 
 ```shell
-$ bin/streem examples/01cat.strm
+bin/streem examples/01cat.strm
 ```
 
 Streem is a (sort of) DSL for data flows. Above code means
diff --git a/doc/index.md b/doc/index.md
index e4e4ca8..8f52995 100644
--- a/doc/index.md
+++ b/doc/index.md
@@ -1,3 +1,3 @@
-## Library
+# Library
 
 [math](https://github.com/matz/streem/doc/library/math.md)
diff --git a/super-linter.report/.keep b/super-linter.report/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/utils/check-for-trailing-whitespace.sh b/utils/check-for-trailing-whitespace.sh
deleted file mode 100755
index 00be038..0000000
--- a/utils/check-for-trailing-whitespace.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-#!/usr/bin/env bash
-
-cd .. || exit
-# print first
-grep -EHInr '( +)$' ./*
-
-var=$(grep -EHInr '( +)$' ./*)
-# then exit with fail if found
-if test -z "$var"; then
-  exit 0
-else
-  exit 1
-fi