diff --git a/.github/workflows/angular.yml b/.github/workflows/angular.yml
index f4392da3a..8a5eafc04 100644
--- a/.github/workflows/angular.yml
+++ b/.github/workflows/angular.yml
@@ -81,5 +81,13 @@ jobs:
           pnpm run build:core
           pnpm run build:angular
           pnpm run build:angular-formly
-      - name: Test
+      - name: Test with coverage
         run: pnpm --filter @haiilo/catalyst-angular-workspace run test:ci
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v5
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          files: ./angular/coverage/**/lcov.info
+          flags: angular
+          name: angular-coverage
+          fail_ci_if_error: true
diff --git a/.github/workflows/core.yml b/.github/workflows/core.yml
index 280ddb9e8..53b0cb066 100644
--- a/.github/workflows/core.yml
+++ b/.github/workflows/core.yml
@@ -106,5 +106,13 @@ jobs:
         run: pnpm run build:tokens
       - name: Install Chrome
         run: node node_modules/puppeteer/install.mjs
-      - name: Test
+      - name: Test with coverage
         run: pnpm --filter @haiilo/catalyst run test
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v5
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          files: ./core/coverage/lcov.info
+          flags: core
+          name: core-coverage
+          fail_ci_if_error: true
diff --git a/angular/angular.json b/angular/angular.json
index 235a52e42..5edeaa8d8 100644
--- a/angular/angular.json
+++ b/angular/angular.json
@@ -30,7 +30,9 @@
             "tsConfig": "projects/catalyst/tsconfig.spec.json",
             "watch": false,
             "browsers": ["chromium"],
-            "runnerConfig": "vitest.config.ts"
+            "runnerConfig": "vitest.config.ts",
+            "coverage": true,
+            "coverageReporters": ["lcov", "json", "text"]
           }
         }
       }
@@ -62,7 +64,9 @@
             "tsConfig": "projects/catalyst-formly/tsconfig.spec.json",
             "watch": false,
             "browsers": ["chromium"],
-            "runnerConfig": "vitest.config.ts"
+            "runnerConfig": "vitest.config.ts",
+            "coverage": true,
+            "coverageReporters": ["lcov", "json", "text"]
           }
         }
       }
diff --git a/codecov.yml b/codecov.yml
new file mode 100644
index 000000000..6b6d63908
--- /dev/null
+++ b/codecov.yml
@@ -0,0 +1,30 @@
+coverage:
+  status:
+    project:
+      default:
+        target: 50%
+        threshold: 1%
+        if_ci_failed: error
+    patch:
+      default:
+        target: 70%
+        threshold: 1%
+        if_ci_failed: error
+
+comment:
+  layout: "header, diff, flags, components"
+  behavior: default
+  require_changes: false
+  require_base: false
+  require_head: true
+
+flags:
+  core:
+    paths:
+      - core/src/
+    carryforward: true
+  angular:
+    paths:
+      - angular/projects/catalyst/src/
+      - angular/projects/catalyst-formly/src/
+    carryforward: true
diff --git a/core/stencil.config.ts b/core/stencil.config.ts
index 950def2ef..5dad20cb3 100644
--- a/core/stencil.config.ts
+++ b/core/stencil.config.ts
@@ -116,6 +116,9 @@ export const config: Config = {
     transform: {
       '\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$': './stencil.transformer.js'
     },
-    transformIgnorePatterns: ['node_modules/(?!(?:.pnpm/)?(@haiilo))']
+    transformIgnorePatterns: ['node_modules/(?!(?:.pnpm/)?(@haiilo))'],
+    collectCoverage: true,
+    coverageDirectory: 'coverage',
+    coverageReporters: ['lcov', 'text', 'json-summary', 'html']
   }
 };