diff --git a/.cargo/config.toml b/.cargo/config.toml
new file mode 100644
index 0000000..f4e8c00
--- /dev/null
+++ b/.cargo/config.toml
@@ -0,0 +1,2 @@
+[build]
+target = "wasm32-unknown-unknown"
diff --git a/Cargo.lock b/Cargo.lock
index 675e50d..755f3d2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -533,10 +533,10 @@ dependencies = [
 name = "plate-tool"
 version = "0.1.0"
 dependencies = [
- "getrandom",
  "lazy_static",
  "log",
  "regex",
+ "serde",
  "uuid",
  "wasm-bindgen",
  "wasm-logger",
@@ -858,7 +858,9 @@ checksum = "345444e32442451b267fc254ae85a209c64be56d2890e601a0c37ff0c3c5ecd2"
 dependencies = [
  "getrandom",
  "rand",
+ "serde",
  "uuid-macro-internal",
+ "wasm-bindgen",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 195bb7d..5c40b82 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,10 +9,10 @@ edition = "2021"
 yew = { version = "0.20.0", features = ["csr"] }
 yewdux = "0.9"
 wasm-bindgen = "0.2"
-web-sys = { version = "0.3", features = ["FormData", "HtmlFormElement"] }
+web-sys = { version = "0.3", features = ["FormData", "HtmlFormElement", "HtmlDialogElement"] }
 log = "0.4"
 wasm-logger = "0.2"
 regex = "1"
 lazy_static = "1.4"
-uuid = { version = "1.3", features = ["v4", "fast-rng", "macro-diagnostics"] }
-getrandom = { version = "0.2", features = ["js"] }
+uuid = { version = "1.3", features = ["v4", "fast-rng", "macro-diagnostics", "js", "serde"] }
+serde = { version = "1.0", features = ["derive"] }
diff --git a/src/components/states.rs b/src/components/states.rs
index 1860810..35c8274 100644
--- a/src/components/states.rs
+++ b/src/components/states.rs
@@ -1,10 +1,12 @@
-use yewdux::prelude::*;
+use serde::{Serialize, Deserialize};
+use yewdux::{prelude::*, storage};
 use super::transfer_menu::RegionDisplay;
 use crate::data::plate_instances::PlateInstance;
 use crate::data::transfer::Transfer;
 use crate::data::plate::*;
 
-#[derive(Debug, Default, Clone, PartialEq, Store)]
+#[derive(Debug, Default, Clone, PartialEq, Serialize, Deserialize, Store)]
+#[store(storage = "session")]
 pub struct NewTransferState {
     pub source_region: RegionDisplay,
     pub destination_region: RegionDisplay,
@@ -12,7 +14,7 @@ pub struct NewTransferState {
     pub interleave_y: u8,
 }
 
-#[derive(Default, PartialEq, Clone)]
+#[derive(Default, PartialEq, Clone, Serialize, Deserialize)]
 pub struct MainState {
     pub source_plates: Vec<PlateInstance>,
     pub destination_plates: Vec<PlateInstance>,
@@ -21,11 +23,18 @@ pub struct MainState {
 
 impl Store for MainState {
     fn new() -> Self {
+        init_listener(storage::StorageListener::<Self>::new(storage::Area::Local));
+
+        storage::load(storage::Area::Local)
+            .expect("Unable to load state")
+            .unwrap_or_default()
+        /*
         Self {
             source_plates: Vec::new(),
             destination_plates: Vec::new(),
             transfers: Vec::new(),
         }
+        */
     }
 
     fn should_notify(&self, old: &Self) -> bool {
diff --git a/src/components/transfer_menu.rs b/src/components/transfer_menu.rs
index eb3b63d..20447ed 100644
--- a/src/components/transfer_menu.rs
+++ b/src/components/transfer_menu.rs
@@ -1,5 +1,6 @@
 #![allow(non_snake_case)]
 
+use serde::{Serialize, Deserialize};
 use yew::prelude::*;
 use yewdux::prelude::*;
 use wasm_bindgen::JsCast;
@@ -86,7 +87,7 @@ pub fn TransferMenu() -> Html {
     }
 }
 
-#[derive(PartialEq, Eq, Debug, Clone, Default)]
+#[derive(PartialEq, Eq, Debug, Clone, Default, Serialize, Deserialize)]
 pub struct RegionDisplay {
     pub text: String,
     pub col_start: u8,
diff --git a/src/data/plate.rs b/src/data/plate.rs
index 1e5fdee..ed70d3a 100644
--- a/src/data/plate.rs
+++ b/src/data/plate.rs
@@ -1,4 +1,6 @@
-#[derive(PartialEq, Eq, Clone, Copy)]
+use serde::{Serialize, Deserialize};
+
+#[derive(PartialEq, Eq, Clone, Copy, Serialize, Deserialize)]
 pub struct Plate {
     pub plate_type: PlateType,
     pub plate_format: PlateFormat,
@@ -17,13 +19,13 @@ impl Plate {
     }
 }
 
-#[derive(PartialEq, Eq, Clone, Copy)]
+#[derive(PartialEq, Eq, Clone, Copy, Serialize, Deserialize)]
 pub enum PlateType {
     Source,
     Destination,
 }
 
-#[derive(PartialEq, Eq, Clone, Copy)]
+#[derive(PartialEq, Eq, Clone, Copy, Serialize, Deserialize)]
 pub enum PlateFormat {
     W6,
     W12,
diff --git a/src/data/plate_instances.rs b/src/data/plate_instances.rs
index f525fd3..eb17ab4 100644
--- a/src/data/plate_instances.rs
+++ b/src/data/plate_instances.rs
@@ -1,7 +1,8 @@
 use uuid::Uuid;
+use serde::{Serialize, Deserialize};
 use super::plate::*;
 
-#[derive(PartialEq, Clone)]
+#[derive(PartialEq, Clone, Serialize, Deserialize)]
 pub struct PlateInstance {
     pub plate: Plate,
     id: Uuid,
diff --git a/src/data/transfer.rs b/src/data/transfer.rs
index dbedcdf..ce45e48 100644
--- a/src/data/transfer.rs
+++ b/src/data/transfer.rs
@@ -1,8 +1,10 @@
+use serde::Deserialize;
+use serde::Serialize;
 use uuid::Uuid;
 use super::transfer_region::*;
 use super::plate_instances::*;
 
-#[derive(PartialEq, Clone, Copy)]
+#[derive(PartialEq, Clone, Copy, Serialize, Deserialize)]
 pub struct Transfer {
     pub source_id: Uuid,
     pub dest_id: Uuid,
diff --git a/src/data/transfer_region.rs b/src/data/transfer_region.rs
index 3f94a84..3c8431c 100644
--- a/src/data/transfer_region.rs
+++ b/src/data/transfer_region.rs
@@ -1,6 +1,8 @@
+use serde::{Serialize, Deserialize};
+
 use super::plate::Plate;
 
-#[derive(Clone, Copy, PartialEq, Eq)]
+#[derive(Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
 pub enum Region {
     Rect((u8, u8), (u8, u8)),
     Point((u8, u8)),
@@ -17,7 +19,7 @@ impl TryFrom<Region> for ((u8, u8), (u8, u8)) {
     }
 }
 
-#[derive(PartialEq, Eq, Clone, Copy)]
+#[derive(PartialEq, Eq, Clone, Copy, Serialize, Deserialize)]
 pub struct TransferRegion {
     pub source_plate: Plate,
     pub source_region: Region, // Even if it is just a point, we don't want corners.