diff --git a/crates/app/src/assets.rs b/crates/app/src/assets.rs
index def0aba..80e79ff 100644
--- a/crates/app/src/assets.rs
+++ b/crates/app/src/assets.rs
@@ -9,6 +9,7 @@ use tera::Context;
 use tetratto_core::{
     config::Config,
     model::auth::{DefaultTimelineChoice, User},
+    PUBSUB_ENABLED,
 };
 use tetratto_l10n::LangFile;
 use tetratto_shared::hash::salt;
@@ -283,6 +284,8 @@ pub(crate) async fn initial_context(
 ) -> Context {
     let mut ctx = Context::new();
     ctx.insert("config", &config);
+    ctx.insert("pubsub", &PUBSUB_ENABLED);
+
     ctx.insert("user", &user);
     ctx.insert("use_user_theme", &true);
 
diff --git a/crates/core/src/database/posts.rs b/crates/core/src/database/posts.rs
index d126775..60fdcce 100644
--- a/crates/core/src/database/posts.rs
+++ b/crates/core/src/database/posts.rs
@@ -202,7 +202,7 @@ impl DataManager {
                 let user = self.get_user_by_id(owner).await?;
 
                 // check relationship
-                if user.settings.private_profile {
+                if user.settings.private_profile && user.id != user_id {
                     if user_id == 0 {
                         continue;
                     }
diff --git a/crates/core/src/lib.rs b/crates/core/src/lib.rs
index b94890d..94f6914 100644
--- a/crates/core/src/lib.rs
+++ b/crates/core/src/lib.rs
@@ -4,3 +4,10 @@ pub mod database;
 pub mod model;
 
 pub use database::DataManager;
+
+/// Tells us if pubsub capabilities are provided (via Redis).
+///
+/// If we have access to pubsub, community channels/messages will be available.
+///
+/// This is mostly used a flag for the UI.
+pub const PUBSUB_ENABLED: bool = cfg!(feature = "redis");
diff --git a/crates/core/src/model/channels.rs b/crates/core/src/model/channels.rs
new file mode 100644
index 0000000..d1c6e34
--- /dev/null
+++ b/crates/core/src/model/channels.rs
@@ -0,0 +1,78 @@
+use serde::{Serialize, Deserialize};
+use tetratto_shared::{snow::AlmostSnowflake, unix_epoch_timestamp};
+
+use super::communities_permissions::CommunityPermission;
+
+/// A channel is a more "chat-like" feed in communities.
+#[derive(Serialize, Deserialize)]
+pub struct Channel {
+    pub id: usize,
+    pub community: usize,
+    pub owner: usize,
+    pub created: usize,
+    /// The minimum role (as bits) that can read this channel.
+    pub minimum_role_read: u32,
+    /// The minimum role (as bits) that can write to this channel.
+    pub minimum_role_write: u32,
+    /// The position of this channel in the UI.
+    ///
+    /// Top (0) to bottom.
+    pub order: usize,
+}
+
+impl Channel {
+    /// Create a new [`Channel`].
+    pub fn new(community: usize, owner: usize, order: usize) -> Self {
+        Self {
+            id: AlmostSnowflake::new(1234567890)
+                .to_string()
+                .parse::<usize>()
+                .unwrap(),
+            community,
+            owner,
+            created: unix_epoch_timestamp() as usize,
+            minimum_role_read: (CommunityPermission::DEFAULT | CommunityPermission::MEMBER).bits(),
+            minimum_role_write: (CommunityPermission::DEFAULT | CommunityPermission::MEMBER).bits(),
+            order,
+        }
+    }
+}
+
+#[derive(Serialize, Deserialize)]
+pub struct Message {
+    pub id: usize,
+    pub channel: usize,
+    pub owner: usize,
+    pub created: usize,
+    pub edited: usize,
+    pub content: String,
+    pub context: MessageContext,
+}
+
+impl Message {
+    pub fn new(channel: usize, owner: usize, content: String) -> Self {
+        let now = unix_epoch_timestamp() as usize;
+
+        Self {
+            id: AlmostSnowflake::new(1234567890)
+                .to_string()
+                .parse::<usize>()
+                .unwrap(),
+            channel,
+            owner,
+            created: now,
+            edited: now,
+            content,
+            context: MessageContext::default(),
+        }
+    }
+}
+
+#[derive(Serialize, Deserialize)]
+pub struct MessageContext;
+
+impl Default for MessageContext {
+    fn default() -> Self {
+        Self
+    }
+}
diff --git a/crates/core/src/model/communities_permissions.rs b/crates/core/src/model/communities_permissions.rs
index 2fbba3f..731d4bf 100644
--- a/crates/core/src/model/communities_permissions.rs
+++ b/crates/core/src/model/communities_permissions.rs
@@ -18,6 +18,8 @@ bitflags! {
         const MANAGE_PINS = 1 << 7;
         const MANAGE_COMMUNITY = 1 << 8;
         const MANAGE_QUESTIONS = 1 << 9;
+        const MANAGE_CHANNELS = 1 << 10;
+        const MANAGE_MESSAGES = 1 << 11;
 
         const _ = !0;
     }
diff --git a/crates/core/src/model/mod.rs b/crates/core/src/model/mod.rs
index 0d43fba..1de07b6 100644
--- a/crates/core/src/model/mod.rs
+++ b/crates/core/src/model/mod.rs
@@ -6,6 +6,9 @@ pub mod permissions;
 pub mod reactions;
 pub mod requests;
 
+#[cfg(feature = "redis")]
+pub mod channels;
+
 use std::fmt::Display;
 
 use serde::{Deserialize, Serialize};