diff --git a/src/content/collection.rs b/src/content/collection.rs
index 0e9e84a..cc52a7b 100644
--- a/src/content/collection.rs
+++ b/src/content/collection.rs
@@ -28,9 +28,16 @@ pub struct Collection {
 
 #[derive(Debug, Serialize, ToSchema)]
 pub struct CollectionData {
+    /// Collection ID
     pub id: Uuid,
+
+    /// Site ID
     pub slug: String,
+
+    /// Collection URL name
     pub name: String,
+
+    /// Collection parent (eg. blog categories have blog as parent)
     pub parent: Option<Uuid>,
 }
 
diff --git a/src/content/post.rs b/src/content/post.rs
index 64ea236..da8de35 100644
--- a/src/content/post.rs
+++ b/src/content/post.rs
@@ -9,6 +9,7 @@ use crate::cursor::{AsCursor, CursorList};
 
 use super::Error;
 
+/// Post as stored in repository
 #[derive(Deserialize, Serialize, FromRow)]
 pub struct Post {
     /// Post ID
@@ -47,9 +48,11 @@ pub struct Post {
     pub deleted_at: Option<NaiveDateTime>,
 }
 
+/// A single block in a post
 #[derive(Deserialize, Serialize, Debug, ToSchema)]
 #[serde(tag = "kind")]
 pub enum PostBlock {
+    /// Markdown-formatted text
     MarkupV1 {
         /// Markup format (markdown, html, plain)
         format: String,
@@ -57,6 +60,7 @@ pub enum PostBlock {
         /// Markup content (before rendering)
         content: String,
     },
+    /// Image gallery
     GalleryV1 {
         /// Images in the gallery
         images: Vec<ImageElement>,