diff --git a/server/src/lib.rs b/server/src/lib.rs
new file mode 100644
index 0000000..08c855f
--- /dev/null
+++ b/server/src/lib.rs
@@ -0,0 +1,134 @@
+use rocket::serde::{Deserialize, Serialize};
+use rocket::tokio::sync::broadcast::Sender;
+use rocket::tokio::sync::RwLock;
+use std::collections::HashMap;
+use std::sync::{LazyLock, Weak};
+use word_grid::api::{APIGame, ApiState, Update};
+use word_grid::dictionary::{Dictionary, DictionaryImpl};
+use word_grid::game::{Error, PlayedTile};
+use word_grid::player_interaction::ai::Difficulty;
+use ws::frame::{CloseCode, CloseFrame};
+
+pub static DICTIONARY: LazyLock<DictionaryImpl> =
+    LazyLock::new(|| DictionaryImpl::create_from_path("../resources/dictionary.csv"));
+
+pub fn escape_characters(x: &str) -> String {
+    let x = x
+        .replace("&", "&amp;")
+        .replace("<", "&lt;")
+        .replace(">", "&gt;");
+
+    x
+}
+
+#[derive(Clone, Debug, Serialize, PartialEq)]
+pub struct Player {
+    pub name: String,
+}
+
+#[derive(Clone, Serialize, Debug)]
+pub struct PartyInfo {
+    pub ais: Vec<Difficulty>,
+    pub players: Vec<Player>,
+}
+
+impl PartyInfo {
+    fn new(host: Player) -> Self {
+        Self {
+            ais: Vec::new(),
+            players: vec![host],
+        }
+    }
+}
+
+pub struct Room {
+    pub party_info: PartyInfo,
+    pub game: Option<APIGame>,
+    pub sender: Sender<(Option<Player>, InnerRoomMessage)>,
+}
+
+impl Room {
+    pub fn new(host: Player) -> Self {
+        Self {
+            party_info: PartyInfo::new(host),
+            game: None,
+            sender: Sender::new(5),
+        }
+    }
+}
+
+#[derive(Clone, Serialize, Debug)]
+#[serde(tag = "type")]
+pub enum RoomEvent {
+    PlayerJoined { player: Player },
+    PlayerLeft { player: Player },
+    AIJoined { difficulty: Difficulty },
+    AILeft { index: usize },
+}
+
+#[derive(Clone, Serialize, Debug)]
+#[serde(tag = "type")]
+pub enum GameEvent {
+    TurnAction { state: ApiState, committed: bool },
+}
+
+#[derive(Clone, Serialize, Debug)]
+#[serde(tag = "type")]
+pub enum ServerToClientMessage {
+    RoomChange { event: RoomEvent, info: PartyInfo },
+    GameEvent { event: GameEvent },
+    GameError { error: Error },
+    Invalid { reason: String },
+}
+
+#[derive(Deserialize, Debug)]
+#[serde(tag = "type")]
+pub enum GameMove {
+    Pass,
+    Exchange {
+        tiles: Vec<bool>,
+    },
+    Play {
+        played_tiles: Vec<Option<PlayedTile>>,
+        commit_move: bool,
+    },
+    AddToDictionary {
+        word: String,
+    },
+}
+
+#[derive(Deserialize, Debug)]
+#[serde(tag = "type")]
+pub enum ClientToServerMessage {
+    Load,
+    StartGame,
+    GameMove { r#move: GameMove },
+    AddAI { difficulty: Difficulty },
+    RemoveAI { index: usize },
+}
+
+#[derive(Clone, Debug)]
+pub enum InnerRoomMessage {
+    PassThrough(ServerToClientMessage),
+    GameEvent(Option<Update>),
+}
+
+pub type RoomMap = HashMap<String, Weak<RwLock<Room>>>;
+
+pub fn reject_websocket_with_reason(
+    ws: ws::WebSocket,
+    close_code: CloseCode,
+    reason: String,
+) -> ws::Channel<'static> {
+    ws.channel(move |mut stream| {
+        Box::pin(async move {
+            let closeframe = CloseFrame {
+                code: close_code,
+                reason: reason.into(),
+            };
+            let _ = stream.close(Some(closeframe)).await;
+
+            Ok(())
+        })
+    })
+}
diff --git a/server/src/main.rs b/server/src/main.rs
index 58239eb..9c8654c 100644
--- a/server/src/main.rs
+++ b/server/src/main.rs
@@ -10,125 +10,19 @@ use rocket::tokio::sync::broadcast::Sender;
 use rocket::tokio::sync::{Mutex, RwLock};
 use rocket::tokio::time::interval;
 use rocket::{tokio, State};
-use serde::{Deserialize, Serialize};
-use std::collections::HashMap;
-use std::sync::{Arc, LazyLock, Weak};
+use server::{
+    escape_characters, reject_websocket_with_reason, ClientToServerMessage, GameEvent, GameMove,
+    InnerRoomMessage, Player, Room, RoomEvent, RoomMap, ServerToClientMessage, DICTIONARY,
+};
+use std::sync::Arc;
 use std::time::Duration;
 use tokio::select;
-use word_grid::api::{APIGame, ApiState, Update};
-use word_grid::dictionary::{Dictionary, DictionaryImpl};
-use word_grid::game::{Error, Game, PlayedTile};
-use word_grid::player_interaction::ai::Difficulty;
-use ws::frame::{CloseCode, CloseFrame};
+use word_grid::api::{APIGame, Update};
+use word_grid::game::Game;
+use ws::frame::CloseCode;
 use ws::stream::DuplexStream;
 use ws::Message;
 
-static DICTIONARY: LazyLock<DictionaryImpl> =
-    LazyLock::new(|| DictionaryImpl::create_from_path("../resources/dictionary.csv"));
-
-fn escape_characters(x: &str) -> String {
-    let x = x
-        .replace("&", "&amp;")
-        .replace("<", "&lt;")
-        .replace(">", "&gt;");
-
-    x
-}
-
-#[derive(Clone, Debug, Serialize, PartialEq)]
-struct Player {
-    name: String,
-}
-
-#[derive(Clone, Serialize, Debug)]
-struct PartyInfo {
-    ais: Vec<Difficulty>,
-    players: Vec<Player>,
-}
-
-impl PartyInfo {
-    fn new(host: Player) -> Self {
-        Self {
-            ais: Vec::new(),
-            players: vec![host],
-        }
-    }
-}
-
-struct Room {
-    party_info: PartyInfo,
-    game: Option<APIGame>,
-    sender: Sender<(Option<Player>, InnerRoomMessage)>,
-}
-
-impl Room {
-    fn new(host: Player) -> Self {
-        Self {
-            party_info: PartyInfo::new(host),
-            game: None,
-            sender: Sender::new(5),
-        }
-    }
-}
-
-#[derive(Clone, Serialize, Debug)]
-#[serde(tag = "type")]
-enum RoomEvent {
-    PlayerJoined { player: Player },
-    PlayerLeft { player: Player },
-    AIJoined { difficulty: Difficulty },
-    AILeft { index: usize },
-}
-
-#[derive(Clone, Serialize, Debug)]
-#[serde(tag = "type")]
-enum GameEvent {
-    TurnAction { state: ApiState, committed: bool },
-}
-
-#[derive(Clone, Serialize, Debug)]
-#[serde(tag = "type")]
-enum ServerToClientMessage {
-    RoomChange { event: RoomEvent, info: PartyInfo },
-    GameEvent { event: GameEvent },
-    GameError { error: Error },
-    Invalid { reason: String },
-}
-
-#[derive(Deserialize, Debug)]
-#[serde(tag = "type")]
-enum GameMove {
-    Pass,
-    Exchange {
-        tiles: Vec<bool>,
-    },
-    Play {
-        played_tiles: Vec<Option<PlayedTile>>,
-        commit_move: bool,
-    },
-    AddToDictionary {
-        word: String,
-    },
-}
-
-#[derive(Deserialize, Debug)]
-#[serde(tag = "type")]
-enum ClientToServerMessage {
-    Load,
-    StartGame,
-    GameMove { r#move: GameMove },
-    AddAI { difficulty: Difficulty },
-    RemoveAI { index: usize },
-}
-
-#[derive(Clone, Debug)]
-enum InnerRoomMessage {
-    PassThrough(ServerToClientMessage),
-    GameEvent(Option<Update>),
-}
-
-type RoomMap = HashMap<String, Weak<RwLock<Room>>>;
-
 async fn incoming_message_handler<E: std::fmt::Display>(
     message: Option<Result<Message, E>>,
     sender: &Sender<(Option<Player>, InnerRoomMessage)>,
@@ -357,24 +251,6 @@ async fn outgoing_message_handler<E: std::fmt::Debug>(
     }
 }
 
-fn reject_websocket_with_reason(
-    ws: ws::WebSocket,
-    close_code: CloseCode,
-    reason: String,
-) -> ws::Channel<'static> {
-    ws.channel(move |mut stream| {
-        Box::pin(async move {
-            let closeframe = CloseFrame {
-                code: close_code,
-                reason: reason.into(),
-            };
-            let _ = stream.close(Some(closeframe)).await;
-
-            Ok(())
-        })
-    })
-}
-
 #[get("/room/<id>?<player_name>")]
 async fn room(
     id: &str,