diff --git a/.gitmodules b/.gitmodules
index fac128a7a7..107b09059a 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -30,3 +30,6 @@
 	path = imported/dumux-adapter
 	url = https://github.com/precice/dumux-adapter
 	branch = develop
+[submodule "imported/preeco-orga"]
+	path = imported/preeco-orga
+	url = https://github.com/precice/preeco-orga
diff --git a/_config.yml b/_config.yml
index 90664ddb44..323cdb8ee3 100644
--- a/_config.yml
+++ b/_config.yml
@@ -210,6 +210,18 @@ defaults:
       topnav: topnav
       toc: true
       github_editme_path: https://github.com/precice/dumux-adapter/edit/develop/ # ends in /
+  -
+    scope:
+      path: "imported/preeco-orga/"
+      type: "pages"
+    values:
+      layout: "page"
+      comments: false
+      search: true
+      sidebar: community_sidebar
+      topnav: topnav
+      toc: true
+      github_editme_path: https://github.com/precice/dumux-adapter/edit/develop/ # ends in /
   -
     scope:
       path: "pages/community"
@@ -293,6 +305,7 @@ subprojects:
   - imported/su2-adapter/docs
   - imported/dune-adapter/docs
   - imported/dumux-adapter/docs
+  - imported/preeco-orga/guidelines
 
 # We use these versions to centrally update links
 # and other version-specific information.
diff --git a/_data/sidebars/community_sidebar.yaml b/_data/sidebars/community_sidebar.yaml
index eec289288d..c562ad935c 100644
--- a/_data/sidebars/community_sidebar.yaml
+++ b/_data/sidebars/community_sidebar.yaml
@@ -35,9 +35,21 @@ entries:
     url: /community-contributors.html
     output: web
 
-  - title: Contribute to preCICE
-    url: /community-contribute-to-precice.html
+  - title: "Contribute"
     output: web
+    folderitems:
+
+    - title: Contribute to preCICE
+      url: /community-contribute-to-precice.html
+      output: web
+    
+    - title: Adapter guidelines
+      url: /community-guidelines-adapters.html
+      output: web
+    
+    - title: Application case guidelines
+      url: /community-guidelines-application-cases.html
+      output: web
 
   - title: Community channels
     url: /community-channels.html
diff --git a/imported/preeco-orga b/imported/preeco-orga
new file mode 160000
index 0000000000..30ff43faf9
--- /dev/null
+++ b/imported/preeco-orga
@@ -0,0 +1 @@
+Subproject commit 30ff43faf909b9ddadaa18f49597b976f8321f07