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diff --git a/network/Cargo.toml b/network/Cargo.toml
new file mode 100644
index 0000000..2f6c8fa
--- /dev/null
+++ b/network/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "vrding"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+anyhow = "1.0.95"
+audiopus = "0.2.0"
+bincode = "1.3.3"
+cpal = "0.15.3"
+glam = { version = "0.29.2", features = ["serde"] }
diff --git a/network/src/lib.rs b/network/src/lib.rs
new file mode 100644
index 0000000..d13c81d
--- /dev/null
+++ b/network/src/lib.rs
@@ -0,0 +1,2 @@
+
+pub mod packets;
diff --git a/network/src/packets.rs b/network/src/packets.rs
new file mode 100644
index 0000000..03c7270
--- /dev/null
+++ b/network/src/packets.rs
@@ -0,0 +1,113 @@
+use anyhow::{Result, bail};
+use glam::Vec3;
+use std::io::{Read, Write};
+
+pub struct Resource(pub u128);
+pub struct Object(pub u128);
+
+pub enum Packet {
+    RequestResource(Resource),
+    RespondResource(Resource, Vec<u8>),
+    Add(Object, Resource),
+    Remove(Object),
+    Position(Object, Vec3),
+    Pose(Object, Vec<f32>),
+    Parent(Object, Object),
+    Sound(Object, Vec<u8>),
+}
+
+impl Packet {
+    pub fn serialize(&self, w: &mut impl Write) -> Result<()> {
+        match self {
+            Packet::RequestResource(resource) => {
+                w.write_all(&[0x01])?;
+                w.write_all(&resource.0.to_be_bytes())?;
+            }
+            Packet::RespondResource(resource, vec) => {
+                w.write_all(&[0x02])?;
+                w.write_all(&resource.0.to_be_bytes())?;
+                w.write_all(&(vec.len() as u16).to_be_bytes())?;
+                w.write_all(&vec)?;
+            }
+            Packet::Add(object, resource) => {
+                w.write_all(&[0x03])?;
+                w.write_all(&object.0.to_be_bytes())?;
+                w.write_all(&resource.0.to_be_bytes())?;
+            }
+            Packet::Remove(object) => {
+                w.write_all(&[0x04])?;
+                w.write_all(&object.0.to_be_bytes())?;
+            }
+            Packet::Position(object, vec3) => {
+                w.write_all(&[0x05])?;
+                w.write_all(&object.0.to_be_bytes())?;
+                w.write_all(&vec3.x.to_be_bytes())?;
+                w.write_all(&vec3.y.to_be_bytes())?;
+                w.write_all(&vec3.z.to_be_bytes())?;
+            }
+            Packet::Pose(object, vec) => {
+                w.write_all(&[0x06])?;
+                w.write_all(&object.0.to_be_bytes())?;
+                w.write_all(&(vec.len() as u16).to_be_bytes())?;
+            }
+            Packet::Parent(parent, child) => {
+                w.write_all(&[0x07])?;
+                w.write_all(&parent.0.to_be_bytes())?;
+                w.write_all(&child.0.to_be_bytes())?;
+            }
+            Packet::Sound(object, vec) => {
+                w.write_all(&[0x08])?;
+                w.write_all(&object.0.to_be_bytes())?;
+                w.write_all(&(vec.len() as u16).to_be_bytes())?;
+            }
+        }
+        Ok(())
+    }
+    pub fn deserialize(r: &mut impl Read) -> Result<Self> {
+        let mut tag = [0u8; 1];
+        r.read_exact(&mut tag)?;
+        Ok(match tag[0] {
+            0x01 => Packet::RequestResource(Resource(read_u128(r)?)),
+            0x02 => Packet::RespondResource(Resource(read_u128(r)?), read_data(r)?),
+            0x03 => Packet::Add(Object(read_u128(r)?), Resource(read_u128(r)?)),
+            0x04 => Packet::Remove(Object(read_u128(r)?)),
+            0x05 => Packet::Position(
+                Object(read_u128(r)?),
+                Vec3::new(read_float(r)?, read_float(r)?, read_float(r)?),
+            ),
+            0x06 => Packet::Pose(Object(read_u128(r)?), read_params(r)?),
+            0x07 => Packet::Parent(Object(read_u128(r)?), Object(read_u128(r)?)),
+            0x08 => Packet::Sound(Object(read_u128(r)?), read_data(r)?),
+            _ => bail!("unknown packet tag"),
+        })
+    }
+}
+
+fn read_u128(r: &mut impl Read) -> Result<u128> {
+    let mut buf = [0; 16];
+    r.read_exact(&mut buf)?;
+    Ok(u128::from_be_bytes(buf))
+}
+fn read_data(r: &mut impl Read) -> Result<Vec<u8>> {
+    let mut size = [0; 2];
+    r.read_exact(&mut size)?;
+    let size = u16::from_be_bytes(size);
+    let mut buf = vec![0; size as usize];
+    r.read_exact(&mut buf)?;
+    Ok(buf)
+}
+fn read_float(r: &mut impl Read) -> Result<f32> {
+    let mut buf = [0; 4];
+    r.read_exact(&mut buf)?;
+    Ok(f32::from_be_bytes(buf))
+}
+fn read_params(r: &mut impl Read) -> Result<Vec<f32>> {
+    let mut size = [0; 2];
+    r.read_exact(&mut size)?;
+    let size = u16::from_be_bytes(size);
+    let mut v = Vec::with_capacity(size as usize);
+    for _ in 0..size {
+        v.push(read_float(r)?);
+    }
+    Ok(v)
+}