diff --git a/crates/lox-utils/Cargo.toml b/crates/lox-utils/Cargo.toml
new file mode 100644
index 0000000..7877b08
--- /dev/null
+++ b/crates/lox-utils/Cargo.toml
@@ -0,0 +1,26 @@
+[package]
+name = "lox-utils"
+version = "0.1.0"
+authors = ["The Tor Project, Inc.", "Lindsey Tulloch <onyinyang@torproject.org"]
+edition = "2021"
+rust-version = "1.65"
+homepage = "https://gitlab.torproject.org/tpo/anti-censorship/lox/-/wikis/home"
+description = "General helpers used by Lox"
+keywords = ["tor", "lox"]
+# We must put *something* here and this will do
+categories = ["rust-patterns"]
+repository = "https://gitlab.torproject.org/tpo/anti-censorship/lox.git/"
+
+[dependencies]
+lox = {path = "../lox-library", version = "0.1.0"}
+serde = "1"
+serde_with = "3.0.0"
+
+
+[features]
+full = []
+
+[package.metadata.docs.rs]
+all-features = true
+rustdoc-args = ["--cfg", "docsrs"]
+
diff --git a/crates/lox-utils/src/lib.rs b/crates/lox-utils/src/lib.rs
new file mode 100644
index 0000000..991cfa7
--- /dev/null
+++ b/crates/lox-utils/src/lib.rs
@@ -0,0 +1,77 @@
+use lox::IssuerPubKey;
+use lox::proto;
+use lox::cred::{Lox, Invitation};
+use lox::bridge_table::{ENC_BUCKET_BYTES, BridgeLine};
+use serde::{Deserialize, Serialize};
+use serde_with::{serde_as};
+
+#[derive(Deserialize, Serialize)]
+pub struct OpenReqState {
+    pub request: proto::open_invite::Request,
+    pub state:proto::open_invite::State,
+}
+
+#[derive(Deserialize, Serialize)]
+pub struct TrustReqState {
+    pub request: proto::trust_promotion::Request,
+    pub state:proto::trust_promotion::State,
+}
+
+#[derive(Deserialize, Serialize)]
+pub struct MigReqState {
+    pub request: proto::migration::Request,
+    pub state:proto::migration::State,
+}
+
+#[derive(Deserialize, Serialize)]
+pub struct LevelupReqState {
+    pub request: proto::level_up::Request,
+    pub state:proto::level_up::State,
+}
+
+#[derive(Deserialize, Serialize)]
+pub struct IssueInviteReqState {
+    pub request: proto::issue_invite::Request,
+    pub state:proto::issue_invite::State,
+}
+
+#[derive(Deserialize, Serialize)]
+pub struct RedeemReqState {
+    pub request: proto::redeem_invite::Request,
+    pub state:proto::redeem_invite::State,
+}
+
+#[derive(Deserialize, Serialize)]
+pub struct CheckBlockageReqState {
+    pub request: proto::check_blockage::Request,
+    pub state:proto::check_blockage::State,
+}
+
+#[derive(Deserialize, Serialize)]
+pub struct BlockageMigReqState {
+    pub request: proto::blockage_migration::Request,
+    pub state:proto::blockage_migration::State,
+}
+
+#[derive(Debug, Deserialize, Serialize)]
+pub struct PubKeys {
+    pub lox_pub: IssuerPubKey,
+    pub migration_pub: IssuerPubKey,
+    pub migrationkey_pub: IssuerPubKey,
+    pub reachability_pub: IssuerPubKey,
+    pub invitation_pub: IssuerPubKey,
+}
+
+#[serde_as]
+#[derive(Serialize, Deserialize)]
+pub struct EncBridgeTable {
+   #[serde_as(as = "Vec<[_; ENC_BUCKET_BYTES]>")]
+    pub etable: Vec<[u8; ENC_BUCKET_BYTES]>,
+}
+
+#[derive(Debug, Deserialize, Serialize)]
+pub struct LoxCredential {
+    pub lox_credential: Lox,
+    pub bridgeline: Option<BridgeLine>,
+    pub invitation: Option<Invitation>,
+}