diff --git a/Cargo.toml b/Cargo.toml
index 3ca0306..0ba1e3f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,6 +4,17 @@ version = "0.1.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+[workspace]
+members = [".", "bearmark-ql"]
+
+[workspace.dependencies]
+serde = { version = "1.0.203", features = ["derive"] }
+# logging
+tracing = "0.1.40"
+tracing-appender = "0.2.3"
+tracing-subscriber = { version = "0.3.18", features = ["env-filter"] }
+# initialization
+ctor = "0.2.8"
 
 [dependencies]
 rocket = { version = "0.5.1", features = ["json"] }
@@ -12,32 +23,32 @@ rocket_db_pools = "0.2.0"
 # database
 diesel = { version = "2.2.0", features = ["postgres", "time"] }
 diesel-async = { version = "0.5.0", features = [
-	"async-connection-wrapper",
-	"postgres",
-	"deadpool",
+  "async-connection-wrapper",
+  "postgres",
+  "deadpool",
 ] }
 diesel_migrations = { version = "2.2.0", features = ["postgres"] }
 openssl-sys = { version = "0.9.102", features = [
-	"vendored",
+  "vendored",
 ] } # static linking required
 pq-sys = { version = "0.6.1", features = ["bundled"] } # static linking required
 
 ##################
 # other utilities
 ##################
+serde.workspace = true
 rand = "0.8.5"
 itertools = "0.13.0"
-serde = { version = "1.0.203", features = ["derive"] }
 time = { version = "0.3.36", features = ["local-offset", "macros", "serde"] }
 percent-encoding = "2.3.1"
 # search enhancement
-pratt-gen = "0.1.0"
+bearmark-ql = { path = "bearmark-ql" }
 # read settings from the dotenv file
 dotenvy = "0.15.7"
 # logging
-tracing = "0.1.40"
-tracing-appender = "0.2.3"
-tracing-subscriber = { version = "0.3.18", features = ["env-filter"] }
+tracing.workspace = true
+tracing-appender.workspace = true
+tracing-subscriber.workspace = true
 # async runtime
 tokio = { version = "1.38.0", features = ["rt", "macros", "sync"] }
 futures = "0.3.30"
@@ -47,7 +58,7 @@ thiserror = "1.0.63"
 
 [dev-dependencies]
 # setup for tests
-ctor = "0.2.8"
+ctor.workspace = true
 
 [[bin]]
 name = "serve"
diff --git a/bearmark-ql/Cargo.toml b/bearmark-ql/Cargo.toml
new file mode 100644
index 0000000..ec55a62
--- /dev/null
+++ b/bearmark-ql/Cargo.toml
@@ -0,0 +1,21 @@
+[package]
+name = "bearmark-ql"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+pratt-gen = "0.1.0"
+serde.workspace = true
+
+# logging
+tracing.workspace = true
+
+[dev-dependencies]
+# setup for tests
+ctor.workspace = true
+# logging
+tracing-appender.workspace = true
+tracing-subscriber.workspace = true
+
+[lints.rust]
+unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin_include)'] }
diff --git a/src/utils/search.rs b/bearmark-ql/src/lib.rs
similarity index 99%
rename from src/utils/search.rs
rename to bearmark-ql/src/lib.rs
index 348d9de..7998068 100644
--- a/src/utils/search.rs
+++ b/bearmark-ql/src/lib.rs
@@ -1,6 +1,9 @@
+use std::fmt::{Debug, Display};
+
 use pratt_gen::*;
 use serde::Serializer;
-use std::fmt::{Debug, Display};
+
+pub use pratt_gen::{parse, Arena, Source};
 
 #[derive(Debug, Clone, Copy, ParserImpl, Space)]
 pub enum Query<'a> {
diff --git a/src/db/search.rs b/src/db/search.rs
index 7922c3f..e23e477 100644
--- a/src/db/search.rs
+++ b/src/db/search.rs
@@ -3,16 +3,16 @@ use diesel::pg::Pg;
 use diesel::prelude::*;
 use diesel::sql_types::Bool;
 use diesel_async::{AsyncPgConnection as Connection, RunQueryDsl};
-use pratt_gen::{parse, Arena, Source};
 use tracing::{debug, warn};
 
 use super::bookmark::Bookmark;
 use super::folder::Folder;
 use super::tag::Tag;
 use crate::db::schema;
-use crate::utils::search;
 use crate::utils::{BearQLError, CommonError};
 
+use bearmark_ql::{self as search, parse, Arena, Source};
+
 fn parse_query<'a>(
     raw: &'a str,
     out_arena: &'a Arena,
diff --git a/src/utils/mod.rs b/src/utils/mod.rs
index db44cee..3c413b0 100644
--- a/src/utils/mod.rs
+++ b/src/utils/mod.rs
@@ -1,6 +1,5 @@
 pub mod logging;
 pub mod rand;
-pub mod search;
 
 mod errors;
 pub use errors::{BearQLError, CommonError, DatabaseError};