diff --git a/.eslintignore b/.eslintignore
new file mode 100644
index 000000000..b512c09d4
--- /dev/null
+++ b/.eslintignore
@@ -0,0 +1 @@
+node_modules
\ No newline at end of file
diff --git a/.eslintrc.js b/.eslintrc.js
new file mode 100644
index 000000000..ff7a769a7
--- /dev/null
+++ b/.eslintrc.js
@@ -0,0 +1,32 @@
+module.exports = {
+  env: {
+    browser: true,
+    node: true,
+  },
+  extends: [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended"
+  ],
+  parser: "@typescript-eslint/parser",
+  parserOptions: {
+    ecmaVersion: 12,
+    sourceType: "module",
+  },
+  plugins: [
+    "svelte3",
+    "@typescript-eslint"
+  ],
+  overrides: [
+    {
+      files: ["*.svelte"],
+      processor: "svelte3/svelte3",
+    }
+  ],
+  rules: {
+    "@typescript-eslint/no-explicit-any": "off",
+    indent: ["error", 2, { "SwitchCase": 1 }]
+  },
+  settings: {
+    "svelte3/typescript": true, 
+  },
+};
diff --git a/.github/workflows/check-format.yml b/.github/workflows/check-format.yml
new file mode 100644
index 000000000..39ef39e65
--- /dev/null
+++ b/.github/workflows/check-format.yml
@@ -0,0 +1,12 @@
+name: check-format
+on: [push]
+
+jobs:
+  check-format:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v1
+      - run: npm ci
+      - run: ./scripts/check-format
+        shell: bash
diff --git a/scripts/check-format b/scripts/check-format
new file mode 100755
index 000000000..cef7ee4ce
--- /dev/null
+++ b/scripts/check-format
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# Checks local /node_modules,
+# if not found will download that package and execute it.
+# Does not modify files, informs bad code format
+npx eslint .