diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
new file mode 100644
index 0000000000000000000000000000000000000000..e1a58b64015305e34f243d5f16a4236e1b6575c2
--- /dev/null
+++ b/.gitlab-ci.yml
@@ -0,0 +1,39 @@
+image: gentoo/stage3
+
+stages:
+  - repoman
+  - lint
+
+default:
+  before_script:
+    - ./tools/sync_portage.sh
+
+repoman:
+  stage: repoman
+  script:
+    - emerge --quiet --noreplace app-portage/repoman dev-vcs/git
+    - repoman full -x
+  cache:
+    key: fem-overlay-gentoo-stage3
+    paths:
+      - ./tmp
+
+overlint:
+  stage: lint
+  script:
+    - emerge --quiet --noreplace app-portage/overlint
+    - overlint-cli .
+  cache:
+    key: fem-overlay-gentoo-stage3
+    paths:
+      - ./tmp
+
+pkgcheck:
+  stage: lint
+  script:
+    - emerge --quiet --noreplace dev-util/pkgcheck
+    - pkgcheck scan --exit
+  cache:
+    key: fem-overlay-gentoo-stage3
+    paths:
+      - ./tmp
diff --git a/tools/sync_portage.sh b/tools/sync_portage.sh
new file mode 100755
index 0000000000000000000000000000000000000000..47f9c4d2efe98f7a17f4c7d8f93d74a119379073
--- /dev/null
+++ b/tools/sync_portage.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+set -e
+
+mkdir -p /etc/portage/repos.conf
+
+repo_conf=$(cat <<EOF
+[DEFAULT]
+main-repo = gentoo
+
+[gentoo]
+location = /var/db/repos/gentoo
+sync-type = rsync
+sync-uri = rsync://gentoo-portage.fem.tu-ilmenau.de/gentoo-portage
+auto-sync = yes
+sync-rsync-verify-jobs = 0
+sync-rsync-verify-metamanifest = no
+EOF
+)
+echo "${repo_conf}" > /etc/portage/repos.conf/gentoo.conf
+
+mkdir -p tmp/repos
+ln -sf $(pwd)/tmp/repos /var/db/repos/gentoo
+
+emerge --sync --quiet