diff --git a/.vscode/settings.json b/.vscode/settings.json
index 3661880e4d..e3e6e57cd4 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -167,7 +167,8 @@
     "stroustrup",
     "stroustrup",
     "camelcase",
-    "linebreak"
+    "linebreak",
+    "neverthrow"
   ],
   "prettier.enable": false
 }
diff --git a/packages/basic/index.js b/packages/basic/index.js
index 9453341a38..8914374ab7 100644
--- a/packages/basic/index.js
+++ b/packages/basic/index.js
@@ -41,6 +41,7 @@ module.exports = {
     'html',
     'unicorn',
     'ow3',
+    'neverthrow',
   ],
   settings: {
     'import/resolver': {
@@ -186,6 +187,9 @@ module.exports = {
     },
   ],
   rules: {
+    // type safe error handling
+    'neverthrow/must-use-result': 'error',
+
     // import
     'import/order': 'error',
     'import/first': 'error',
diff --git a/packages/typescript/package.json b/packages/typescript/package.json
index 47a4c2e1df..40fb8ef4c8 100644
--- a/packages/typescript/package.json
+++ b/packages/typescript/package.json
@@ -19,7 +19,8 @@
   "dependencies": {
     "@ow3/eslint-config-basic": "workspace:*",
     "@typescript-eslint/eslint-plugin": "^5.26.0",
-    "@typescript-eslint/parser": "^5.26.0"
+    "@typescript-eslint/parser": "^5.26.0",
+    "eslint-plugin-neverthrow": "^1.1.4"
   },
   "devDependencies": {
     "eslint": "^8.16.0"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index eb809770b4..f71a326dfc 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -120,11 +120,13 @@ importers:
       '@typescript-eslint/eslint-plugin': ^5.26.0
       '@typescript-eslint/parser': ^5.26.0
       eslint: ^8.16.0
+      eslint-plugin-neverthrow: ^1.1.4
       typescript: '>=3.9'
     dependencies:
       '@ow3/eslint-config-basic': link:../basic
       '@typescript-eslint/eslint-plugin': 5.40.1_ukgdydjtebaxmxfqp5v5ulh64y
       '@typescript-eslint/parser': 5.40.1_z4bbprzjrhnsfa24uvmcbu7f5q
+      eslint-plugin-neverthrow: 1.1.4_ukgdydjtebaxmxfqp5v5ulh64y
       typescript: 4.8.4
     devDependencies:
       eslint: 8.25.0
@@ -543,13 +545,26 @@ packages:
     resolution: {integrity: sha512-hC7OMnszpxhZPduX+m+nrx+uFoLkWOMiR4oa/AZF3MuSETYTZmFfJAHqZEM8MVlvfG7BEUcgvtwoCTxBp6hm3g==}
     dev: true
 
+  /@types/eslint-utils/3.0.2:
+    resolution: {integrity: sha512-NgxYBOYjO5+s+vAKTWgWyBMITF3sxNOmfbRtr3yXA4CZpmfwnOBbqxYO4TGITdhOOf4fSEETEmGpqcoGxdZzjg==}
+    dependencies:
+      '@types/eslint': 8.4.9
+      '@types/estree': 1.0.0
+    dev: false
+
+  /@types/eslint/8.4.9:
+    resolution: {integrity: sha512-jFCSo4wJzlHQLCpceUhUnXdrPuCNOjGFMQ8Eg6JXxlz3QaCKOb7eGi2cephQdM4XTYsNej69P9JDJ1zqNIbncQ==}
+    dependencies:
+      '@types/estree': 1.0.0
+      '@types/json-schema': 7.0.11
+    dev: false
+
   /@types/estree/0.0.39:
     resolution: {integrity: sha512-EYNwp3bU+98cpU4lAWYYL7Zz+2gryWH1qbdDTidVd6hkiR6weksdbMadyXKXNPEkQFhXM+hVO9ZygomHXp+AIw==}
     dev: true
 
   /@types/estree/1.0.0:
     resolution: {integrity: sha512-WulqXMDUTYAXCjZnk6JtIHPigp55cVtDgDrO2gHRwhyJto21+1zbVCtOYB2L1F9w4qCQ0rOGWBnBe0FNTiEJIQ==}
-    dev: true
 
   /@types/json-schema/7.0.11:
     resolution: {integrity: sha512-wOuvG1SN4Us4rez+tylwwwCV1psiNVOkJeM3AUWUNWg/jDQY2+HE/444y5gc+jBmRqASOm2Oeh5c1axHobwRKQ==}
@@ -1568,6 +1583,22 @@ packages:
       semver: 7.3.8
     dev: false
 
+  /eslint-plugin-neverthrow/1.1.4_ukgdydjtebaxmxfqp5v5ulh64y:
+    resolution: {integrity: sha512-+8zsE5rDqsDfKYAOq0Fr2jbuxHXTmntIWWJqJA3ms1GAKcVCjl0ycetzOu/hTxot9ctr+WYQpCBgB3F2HATR7A==}
+    engines: {node: '>=14.17'}
+    peerDependencies:
+      '@typescript-eslint/parser': '>=4.20.0'
+      eslint: '>=5.16.0'
+    dependencies:
+      '@types/eslint-utils': 3.0.2
+      '@typescript-eslint/parser': 5.40.1_z4bbprzjrhnsfa24uvmcbu7f5q
+      eslint: 8.25.0
+      eslint-utils: 3.0.0_eslint@8.25.0
+      tsutils: 3.21.0_typescript@4.8.4
+    transitivePeerDependencies:
+      - typescript
+    dev: false
+
   /eslint-plugin-promise/6.1.0_eslint@8.25.0:
     resolution: {integrity: sha512-NYCfDZF/KHt27p06nFAttgWuFyIDSUMnNaJBIY1FY9GpBFhdT2vMG64HlFguSgcJeyM5by6Yr5csSOuJm60eXQ==}
     engines: {node: ^12.22.0 || ^14.17.0 || >=16.0.0}