diff --git a/Cargo.lock b/Cargo.lock
index caf54a1..dc9aa44 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1703,13 +1703,10 @@ dependencies = [
  "actix-files",
  "actix-web",
  "actix-web-httpauth",
- "ammonia",
  "anyhow",
  "base64",
  "blake2",
- "bs58",
  "chrono",
- "comrak",
  "deadpool",
  "deadpool-postgres",
  "dotenv",
@@ -1718,24 +1715,19 @@ dependencies = [
  "env_logger",
  "hex",
  "log",
- "mime-sniffer",
- "mime_guess",
+ "mitra-utils",
  "monero-rpc",
  "num_cpus",
- "pem",
  "postgres-protocol",
  "postgres-types",
  "postgres_query",
  "postgres_query_macro",
- "rand 0.8.4",
  "refinery",
  "regex",
  "reqwest",
  "rsa",
- "rust-argon2",
  "secp256k1",
  "serde",
- "serde_jcs",
  "serde_json",
  "serde_yaml",
  "serial_test",
@@ -1744,7 +1736,6 @@ dependencies = [
  "thiserror",
  "tokio",
  "tokio-postgres",
- "ulid",
  "url 2.2.2",
  "uuid",
  "web3",
@@ -1758,10 +1749,37 @@ dependencies = [
  "clap",
  "log",
  "mitra",
+ "mitra-utils",
  "tokio",
  "uuid",
 ]
 
+[[package]]
+name = "mitra-utils"
+version = "1.13.1"
+dependencies = [
+ "ammonia",
+ "base64",
+ "bs58",
+ "chrono",
+ "comrak",
+ "mime-sniffer",
+ "mime_guess",
+ "pem",
+ "rand 0.8.4",
+ "regex",
+ "rsa",
+ "rust-argon2",
+ "serde",
+ "serde_jcs",
+ "serde_json",
+ "sha2 0.9.9",
+ "thiserror",
+ "ulid",
+ "url 2.2.2",
+ "uuid",
+]
+
 [[package]]
 name = "monero"
 version = "0.17.2"
diff --git a/Cargo.toml b/Cargo.toml
index d323b67..f28fc8d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,6 +12,7 @@ default-run = "mitra"
 [workspace]
 members = [
   ".",
+  "mitra-utils",
   "mitra-cli",
 ]
 default-members = [
@@ -20,23 +21,19 @@ default-members = [
 ]
 
 [dependencies]
+mitra-utils = { path = "mitra-utils" }
+
 # Used to handle incoming HTTP requests
 actix-cors = "0.6.2"
 actix-files = "0.6.2"
 actix-web = "4.1.0"
 actix-web-httpauth = "0.8.0"
-# Used for HTML sanitization
-ammonia = "3.2.0"
 # Used for catching errors
 anyhow = "1.0.58"
 # Used for working with RSA keys, HTTP signatures and file uploads
 base64 = "0.13.0"
-# Used to decode base58btc
-bs58 = "0.4.0"
 # Used for working with dates
 chrono = { version = "0.4.23", default-features = false, features = ["std", "serde"] }
-# Used for parsing markdown
-comrak = { version = "0.15.0", default-features = false }
 # Used for pooling database connections
 deadpool = "0.9.2"
 deadpool-postgres = { version = "0.10.2", default-features = false }
@@ -51,33 +48,23 @@ env_logger = { version = "0.9.0", default-features = false }
 ed25519-dalek = "1.0.1"
 ed25519 = "1.5.2"
 blake2 = "0.10.5"
-# Used to guess media type of a file
-mime_guess = "2.0.3"
-mime-sniffer = "0.1.2"
 # Used to query Monero node
 monero-rpc = "0.3.2"
 # Used to determine the number of CPUs on the system
 num_cpus = "1.13.0"
 # Used for working with regular expressions
 regex = "1.6.0"
-# Used to generate random numbers
-rand = "0.8.4"
 # Used for managing database migrations
 refinery = { version = "0.8.4", features = ["tokio-postgres"] }
 # Used for making async HTTP requests
 reqwest = { version = "0.11.10", features = ["json", "multipart", "socks"] }
 # Used for working with RSA keys
 rsa = "0.5.0"
-pem = "1.0.2"
-# Used for hashing passwords
-rust-argon2 = "1.0.0"
 # Used for working with ethereum keys
 secp256k1 = { version = "0.21.3", features = ["rand", "rand-std"] }
 # Used for serialization/deserialization
 serde = { version = "1.0.136", features = ["derive"] }
 serde_json = "1.0.89"
-# Used to create JCS representations
-serde_jcs = "0.1.0"
 # Used to parse config file
 serde_yaml = "0.8.17"
 # Used to calculate SHA2 hashes
@@ -97,15 +84,13 @@ postgres_query = { git = "https://github.com/nolanderc/rust-postgres-query", rev
 postgres_query_macro = { git = "https://github.com/nolanderc/rust-postgres-query", rev = "b4422051c8a31fbba4a35f88004c1cefb1878dd5" }
 # Used to work with URLs
 url = "2.2.2"
-# Used to generate lexicographically sortable IDs
-ulid = { version = "1.0.0", features = ["uuid"] }
 # Used to work with UUIDs
 uuid = { version = "1.1.2", features = ["serde", "v4"] }
 # Used to query ethereum node
 web3 = { version = "0.18.0", default-features = false, features = ["http", "http-tls", "signing"] }
 
 [dev-dependencies]
-rand = { version = "0.8.4", features = ["small_rng"] }
+mitra-utils = { path = "mitra-utils", features = ["test-utils"] }
 serial_test = "0.7.0"
 
 [features]
diff --git a/mitra-cli/Cargo.toml b/mitra-cli/Cargo.toml
index baf4cd1..ad028ce 100644
--- a/mitra-cli/Cargo.toml
+++ b/mitra-cli/Cargo.toml
@@ -10,6 +10,7 @@ name = "mitractl"
 path = "src/main.rs"
 
 [dependencies]
+mitra-utils = { path = "../mitra-utils" }
 mitra = { path = ".." }
 
 # Used for catching errors
diff --git a/mitra-cli/src/cli.rs b/mitra-cli/src/cli.rs
index 8d7beed..5e2077b 100644
--- a/mitra-cli/src/cli.rs
+++ b/mitra-cli/src/cli.rs
@@ -48,7 +48,7 @@ use mitra::monero::{
     helpers::check_expired_invoice,
     wallet::create_monero_wallet,
 };
-use mitra::utils::{
+use mitra_utils::{
     crypto_rsa::{
         generate_rsa_key,
         serialize_private_key,
diff --git a/mitra-utils/Cargo.toml b/mitra-utils/Cargo.toml
new file mode 100644
index 0000000..b3da243
--- /dev/null
+++ b/mitra-utils/Cargo.toml
@@ -0,0 +1,48 @@
+[package]
+name = "mitra-utils"
+version = "1.13.1"
+license = "AGPL-3.0"
+edition = "2021"
+rust-version = "1.56"
+
+[dependencies]
+# Used for HTML sanitization
+ammonia = "3.2.0"
+# Used for working with RSA keys, HTTP signatures and file uploads
+base64 = "0.13.0"
+# Used to decode base58btc
+bs58 = "0.4.0"
+# Used for working with dates
+chrono = { version = "0.4.23", default-features = false, features = ["std"] }
+# Used for parsing markdown
+comrak = { version = "0.15.0", default-features = false }
+# Used to guess media type of a file
+mime_guess = "2.0.3"
+mime-sniffer = "0.1.2"
+# Used to generate random numbers
+rand = "0.8.4"
+# Used for working with regular expressions
+regex = "1.6.0"
+# Used for working with RSA keys
+rsa = "0.5.0"
+pem = "1.0.2"
+# Used for hashing passwords
+rust-argon2 = "1.0.0"
+# Used for serialization/deserialization
+serde = { version = "1.0.136", features = ["derive"] }
+serde_json = "1.0.89"
+# Used to create JCS representations
+serde_jcs = "0.1.0"
+# Used to calculate SHA2 hashes
+sha2 = "0.9.5"
+# Used for creating error types
+thiserror = "1.0.37"
+# Used to generate lexicographically sortable IDs
+ulid = { version = "1.0.0", features = ["uuid"] }
+# Used to work with URLs
+url = "2.2.2"
+# Used to work with UUIDs
+uuid = "1.1.2"
+
+[features]
+test-utils = ["rand/small_rng"]
diff --git a/src/utils/caip2.rs b/mitra-utils/src/caip2.rs
similarity index 100%
rename from src/utils/caip2.rs
rename to mitra-utils/src/caip2.rs
diff --git a/src/utils/canonicalization.rs b/mitra-utils/src/canonicalization.rs
similarity index 100%
rename from src/utils/canonicalization.rs
rename to mitra-utils/src/canonicalization.rs
diff --git a/src/utils/crypto_rsa.rs b/mitra-utils/src/crypto_rsa.rs
similarity index 99%
rename from src/utils/crypto_rsa.rs
rename to mitra-utils/src/crypto_rsa.rs
index 4627229..f39fdc1 100644
--- a/src/utils/crypto_rsa.rs
+++ b/mitra-utils/src/crypto_rsa.rs
@@ -8,7 +8,7 @@ pub fn generate_rsa_key() -> Result<RsaPrivateKey, rsa::errors::Error> {
     RsaPrivateKey::new(&mut rng, bits)
 }
 
-#[cfg(test)]
+#[cfg(feature = "test-utils")]
 pub fn generate_weak_rsa_key() -> Result<RsaPrivateKey, rsa::errors::Error> {
     use rand::SeedableRng;
     let mut rng = rand::rngs::SmallRng::seed_from_u64(0);
diff --git a/src/utils/currencies.rs b/mitra-utils/src/currencies.rs
similarity index 100%
rename from src/utils/currencies.rs
rename to mitra-utils/src/currencies.rs
diff --git a/src/utils/datetime.rs b/mitra-utils/src/datetime.rs
similarity index 100%
rename from src/utils/datetime.rs
rename to mitra-utils/src/datetime.rs
diff --git a/src/utils/files.rs b/mitra-utils/src/files.rs
similarity index 100%
rename from src/utils/files.rs
rename to mitra-utils/src/files.rs
diff --git a/src/utils/html.rs b/mitra-utils/src/html.rs
similarity index 100%
rename from src/utils/html.rs
rename to mitra-utils/src/html.rs
diff --git a/src/utils/id.rs b/mitra-utils/src/id.rs
similarity index 100%
rename from src/utils/id.rs
rename to mitra-utils/src/id.rs
diff --git a/src/utils/mod.rs b/mitra-utils/src/lib.rs
similarity index 100%
rename from src/utils/mod.rs
rename to mitra-utils/src/lib.rs
diff --git a/src/utils/markdown.rs b/mitra-utils/src/markdown.rs
similarity index 100%
rename from src/utils/markdown.rs
rename to mitra-utils/src/markdown.rs
diff --git a/src/utils/multibase.rs b/mitra-utils/src/multibase.rs
similarity index 100%
rename from src/utils/multibase.rs
rename to mitra-utils/src/multibase.rs
diff --git a/src/utils/passwords.rs b/mitra-utils/src/passwords.rs
similarity index 100%
rename from src/utils/passwords.rs
rename to mitra-utils/src/passwords.rs
diff --git a/src/utils/random.rs b/mitra-utils/src/random.rs
similarity index 100%
rename from src/utils/random.rs
rename to mitra-utils/src/random.rs
diff --git a/src/utils/urls.rs b/mitra-utils/src/urls.rs
similarity index 100%
rename from src/utils/urls.rs
rename to mitra-utils/src/urls.rs
diff --git a/src/activitypub/actors/attachments.rs b/src/activitypub/actors/attachments.rs
index 30987fe..2cea244 100644
--- a/src/activitypub/actors/attachments.rs
+++ b/src/activitypub/actors/attachments.rs
@@ -158,7 +158,7 @@ pub fn parse_extra_field(
 
 #[cfg(test)]
 mod tests {
-    use crate::utils::{
+    use mitra_utils::{
         caip2::ChainId,
         id::generate_ulid,
     };
diff --git a/src/activitypub/actors/types.rs b/src/activitypub/actors/types.rs
index 4a61e8f..38b4dc3 100644
--- a/src/activitypub/actors/types.rs
+++ b/src/activitypub/actors/types.rs
@@ -6,6 +6,11 @@ use serde::{
 };
 use serde_json::{json, Value};
 
+use mitra_utils::{
+    crypto_rsa::{deserialize_private_key, get_public_key_pem},
+    urls::get_hostname,
+};
+
 use crate::activitypub::{
     constants::{
         AP_CONTEXT,
@@ -31,10 +36,6 @@ use crate::models::{
     },
     users::types::User,
 };
-use crate::utils::{
-    crypto_rsa::{deserialize_private_key, get_public_key_pem},
-    urls::get_hostname,
-};
 use crate::webfinger::types::ActorAddress;
 use super::attachments::{
     attach_extra_field,
@@ -378,11 +379,11 @@ pub fn get_instance_actor(
 
 #[cfg(test)]
 mod tests {
-    use crate::models::profiles::types::DbActorProfile;
-    use crate::utils::crypto_rsa::{
+    use mitra_utils::crypto_rsa::{
         generate_weak_rsa_key,
         serialize_private_key,
     };
+    use crate::models::profiles::types::DbActorProfile;
     use super::*;
 
     const INSTANCE_HOSTNAME: &str = "example.com";
diff --git a/src/activitypub/authentication.rs b/src/activitypub/authentication.rs
index 8e2061d..697a55b 100644
--- a/src/activitypub/authentication.rs
+++ b/src/activitypub/authentication.rs
@@ -1,6 +1,8 @@
 use actix_web::HttpRequest;
 use serde_json::Value;
 
+use mitra_utils::crypto_rsa::deserialize_public_key;
+
 use crate::config::Config;
 use crate::database::{DatabaseClient, DatabaseError};
 use crate::http_signatures::verify::{
@@ -21,7 +23,6 @@ use crate::models::{
     profiles::queries::get_profile_by_remote_actor_id,
     profiles::types::DbActorProfile,
 };
-use crate::utils::crypto_rsa::deserialize_public_key;
 use super::fetcher::helpers::get_or_import_profile_by_actor_id;
 use super::receiver::HandlerError;
 
diff --git a/src/activitypub/builders/accept_follow.rs b/src/activitypub/builders/accept_follow.rs
index fd5b28b..7976d5e 100644
--- a/src/activitypub/builders/accept_follow.rs
+++ b/src/activitypub/builders/accept_follow.rs
@@ -1,5 +1,7 @@
 use serde::Serialize;
 
+use mitra_utils::id::generate_ulid;
+
 use crate::activitypub::{
     actors::types::Actor,
     deliverer::OutgoingActivity,
@@ -12,7 +14,6 @@ use crate::models::{
     profiles::types::DbActorProfile,
     users::types::User,
 };
-use crate::utils::id::generate_ulid;
 
 #[derive(Serialize)]
 struct AcceptFollow {
diff --git a/src/activitypub/builders/add_person.rs b/src/activitypub/builders/add_person.rs
index 1a8a308..2b87c0a 100644
--- a/src/activitypub/builders/add_person.rs
+++ b/src/activitypub/builders/add_person.rs
@@ -1,5 +1,7 @@
 use serde::Serialize;
 
+use mitra_utils::id::generate_ulid;
+
 use crate::activitypub::{
     actors::types::Actor,
     deliverer::OutgoingActivity,
@@ -9,7 +11,6 @@ use crate::activitypub::{
 };
 use crate::config::Instance;
 use crate::models::users::types::User;
-use crate::utils::id::generate_ulid;
 
 #[derive(Serialize)]
 struct AddOrRemovePerson {
diff --git a/src/activitypub/builders/follow.rs b/src/activitypub/builders/follow.rs
index 832e3c2..2f623d1 100644
--- a/src/activitypub/builders/follow.rs
+++ b/src/activitypub/builders/follow.rs
@@ -70,7 +70,7 @@ pub fn prepare_follow(
 
 #[cfg(test)]
 mod tests {
-    use crate::utils::id::generate_ulid;
+    use mitra_utils::id::generate_ulid;
     use super::*;
 
     const INSTANCE_URL: &str = "https://example.com";
diff --git a/src/activitypub/builders/like.rs b/src/activitypub/builders/like.rs
index 701ff1a..eb114f1 100644
--- a/src/activitypub/builders/like.rs
+++ b/src/activitypub/builders/like.rs
@@ -112,7 +112,7 @@ pub async fn prepare_like(
 
 #[cfg(test)]
 mod tests {
-    use crate::utils::id::generate_ulid;
+    use mitra_utils::id::generate_ulid;
     use super::*;
 
     const INSTANCE_URL: &str = "https://example.com";
diff --git a/src/activitypub/builders/move_person.rs b/src/activitypub/builders/move_person.rs
index 62f7f0d..49a3143 100644
--- a/src/activitypub/builders/move_person.rs
+++ b/src/activitypub/builders/move_person.rs
@@ -1,6 +1,8 @@
 use serde::Serialize;
 use uuid::Uuid;
 
+use mitra_utils::id::generate_ulid;
+
 use crate::activitypub::{
     actors::types::Actor,
     deliverer::OutgoingActivity,
@@ -10,7 +12,6 @@ use crate::activitypub::{
 };
 use crate::config::Instance;
 use crate::models::users::types::User;
-use crate::utils::id::generate_ulid;
 
 #[derive(Serialize)]
 pub struct MovePerson {
@@ -77,8 +78,8 @@ pub fn prepare_move_person(
 
 #[cfg(test)]
 mod tests {
+    use mitra_utils::id::generate_ulid;
     use crate::models::profiles::types::DbActorProfile;
-    use crate::utils::id::generate_ulid;
     use super::*;
 
     const INSTANCE_URL: &str = "https://example.com";
diff --git a/src/activitypub/builders/undo_announce.rs b/src/activitypub/builders/undo_announce.rs
index 6b64a3d..2a582b7 100644
--- a/src/activitypub/builders/undo_announce.rs
+++ b/src/activitypub/builders/undo_announce.rs
@@ -90,7 +90,7 @@ pub async fn prepare_undo_announce(
 
 #[cfg(test)]
 mod tests {
-    use crate::utils::id::generate_ulid;
+    use mitra_utils::id::generate_ulid;
     use super::*;
 
     const INSTANCE_URL: &str = "https://example.com";
diff --git a/src/activitypub/builders/undo_follow.rs b/src/activitypub/builders/undo_follow.rs
index 0fc1261..b556740 100644
--- a/src/activitypub/builders/undo_follow.rs
+++ b/src/activitypub/builders/undo_follow.rs
@@ -87,7 +87,7 @@ pub fn prepare_undo_follow(
 
 #[cfg(test)]
 mod tests {
-    use crate::utils::id::generate_ulid;
+    use mitra_utils::id::generate_ulid;
     use super::*;
 
     const INSTANCE_URL: &str = "https://example.com";
diff --git a/src/activitypub/builders/undo_like.rs b/src/activitypub/builders/undo_like.rs
index d0e6ba5..cdc7836 100644
--- a/src/activitypub/builders/undo_like.rs
+++ b/src/activitypub/builders/undo_like.rs
@@ -88,8 +88,8 @@ pub async fn prepare_undo_like(
 
 #[cfg(test)]
 mod tests {
+    use mitra_utils::id::generate_ulid;
     use crate::activitypub::constants::AP_PUBLIC;
-    use crate::utils::id::generate_ulid;
     use super::*;
 
     const INSTANCE_URL: &str = "https://example.com";
diff --git a/src/activitypub/builders/update_person.rs b/src/activitypub/builders/update_person.rs
index dacba4a..f1d19b4 100644
--- a/src/activitypub/builders/update_person.rs
+++ b/src/activitypub/builders/update_person.rs
@@ -1,6 +1,8 @@
 use serde::Serialize;
 use uuid::Uuid;
 
+use mitra_utils::id::generate_ulid;
+
 use crate::activitypub::{
     actors::types::{get_local_actor, Actor, ActorKeyError},
     constants::AP_PUBLIC,
@@ -15,7 +17,6 @@ use crate::models::{
     relationships::queries::get_followers,
     users::types::User,
 };
-use crate::utils::id::generate_ulid;
 
 #[derive(Serialize)]
 pub struct UpdatePerson {
@@ -92,11 +93,11 @@ pub async fn prepare_update_person(
 
 #[cfg(test)]
 mod tests {
-    use crate::models::profiles::types::DbActorProfile;
-    use crate::utils::crypto_rsa::{
+    use mitra_utils::crypto_rsa::{
         generate_weak_rsa_key,
         serialize_private_key,
     };
+    use crate::models::profiles::types::DbActorProfile;
     use super::*;
 
     const INSTANCE_URL: &str = "https://example.com";
diff --git a/src/activitypub/deliverer.rs b/src/activitypub/deliverer.rs
index 83ea495..4710439 100644
--- a/src/activitypub/deliverer.rs
+++ b/src/activitypub/deliverer.rs
@@ -8,6 +8,8 @@ use serde::{Deserialize, Serialize};
 use serde_json::Value;
 use tokio::time::sleep;
 
+use mitra_utils::crypto_rsa::deserialize_private_key;
+
 use crate::config::Instance;
 use crate::database::{
     get_database_client,
@@ -28,7 +30,6 @@ use crate::models::{
     profiles::queries::set_reachability_status,
     users::types::User,
 };
-use crate::utils::crypto_rsa::deserialize_private_key;
 use super::actors::types::Actor;
 use super::constants::AP_MEDIA_TYPE;
 use super::identifiers::{local_actor_id, local_actor_key_id};
diff --git a/src/activitypub/fetcher/fetchers.rs b/src/activitypub/fetcher/fetchers.rs
index 65ff303..42e5f47 100644
--- a/src/activitypub/fetcher/fetchers.rs
+++ b/src/activitypub/fetcher/fetchers.rs
@@ -4,6 +4,11 @@ use std::time::Duration;
 use reqwest::{Client, Method, Proxy, RequestBuilder};
 use serde_json::Value;
 
+use mitra_utils::{
+    files::sniff_media_type,
+    urls::guess_protocol,
+};
+
 use crate::activitypub::{
     actors::types::Actor,
     constants::AP_MEDIA_TYPE,
@@ -16,10 +21,6 @@ use crate::http_signatures::create::{
     HttpSignatureError,
 };
 use crate::media::{save_file, SUPPORTED_MEDIA_TYPES};
-use crate::utils::{
-    files::sniff_media_type,
-    urls::guess_protocol,
-};
 use crate::webfinger::types::{ActorAddress, JsonResourceDescriptor};
 
 const FETCHER_CONNECTION_TIMEOUT: u64 = 30;
diff --git a/src/activitypub/handlers/create.rs b/src/activitypub/handlers/create.rs
index 92d2eda..9faf9ce 100644
--- a/src/activitypub/handlers/create.rs
+++ b/src/activitypub/handlers/create.rs
@@ -4,6 +4,11 @@ use chrono::Utc;
 use serde_json::{Value as JsonValue};
 use uuid::Uuid;
 
+use mitra_utils::{
+    html::clean_html,
+    urls::get_hostname,
+};
+
 use crate::activitypub::{
     constants::{AP_MEDIA_TYPE, AP_PUBLIC, AS_MEDIA_TYPE},
     fetcher::fetchers::{fetch_file, FetchError},
@@ -49,10 +54,6 @@ use crate::models::{
     profiles::types::DbActorProfile,
     users::queries::get_user_by_name,
 };
-use crate::utils::{
-    html::clean_html,
-    urls::get_hostname,
-};
 use super::HandlerResult;
 
 fn get_object_attributed_to(object: &Object)
diff --git a/src/activitypub/identifiers.rs b/src/activitypub/identifiers.rs
index 705dde9..67336b6 100644
--- a/src/activitypub/identifiers.rs
+++ b/src/activitypub/identifiers.rs
@@ -116,7 +116,7 @@ pub fn parse_local_object_id(
 
 #[cfg(test)]
 mod tests {
-    use crate::utils::id::generate_ulid;
+    use mitra_utils::id::generate_ulid;
     use super::*;
 
     const INSTANCE_URL: &str = "https://example.org";
diff --git a/src/atom/feeds.rs b/src/atom/feeds.rs
index 6247f70..08490cd 100644
--- a/src/atom/feeds.rs
+++ b/src/atom/feeds.rs
@@ -1,13 +1,14 @@
+use mitra_utils::{
+    datetime::get_min_datetime,
+    html::{clean_html_all, escape_html},
+};
+
 use crate::activitypub::identifiers::{local_actor_id, local_object_id};
 use crate::config::Instance;
 use crate::models::{
     posts::types::Post,
     profiles::types::DbActorProfile,
 };
-use crate::utils::{
-    datetime::get_min_datetime,
-    html::{clean_html_all, escape_html},
-};
 
 const ENTRY_TITLE_MAX_LENGTH: usize = 75;
 
diff --git a/src/config/blockchain.rs b/src/config/blockchain.rs
index 25637e2..413e8c8 100644
--- a/src/config/blockchain.rs
+++ b/src/config/blockchain.rs
@@ -2,7 +2,7 @@ use std::path::PathBuf;
 
 use serde::{Deserialize, Serialize};
 
-use crate::utils::caip2::{ChainId, ChainIdError};
+use mitra_utils::caip2::{ChainId, ChainIdError};
 
 fn default_chain_sync_step() -> u64 { 1000 }
 
diff --git a/src/config/loader.rs b/src/config/loader.rs
index 2dd6b10..ce2ad35 100644
--- a/src/config/loader.rs
+++ b/src/config/loader.rs
@@ -4,7 +4,7 @@ use std::str::FromStr;
 
 use rsa::RsaPrivateKey;
 
-use crate::utils::{
+use mitra_utils::{
     crypto_rsa::{
         deserialize_private_key,
         generate_rsa_key,
diff --git a/src/config/main.rs b/src/config/main.rs
index df76a33..8466f1b 100644
--- a/src/config/main.rs
+++ b/src/config/main.rs
@@ -9,7 +9,7 @@ use serde::{
 };
 use url::Url;
 
-use crate::utils::urls::normalize_url;
+use mitra_utils::urls::normalize_url;
 
 use super::blockchain::BlockchainConfig;
 use super::environment::Environment;
@@ -188,7 +188,7 @@ impl Instance {
 #[cfg(test)]
 impl Instance {
     pub fn for_test(url: &str) -> Self {
-        use crate::utils::crypto_rsa::generate_weak_rsa_key;
+        use mitra_utils::crypto_rsa::generate_weak_rsa_key;
         Self {
             _url: Url::parse(url).unwrap(),
             actor_key: generate_weak_rsa_key().unwrap(),
@@ -200,7 +200,7 @@ impl Instance {
 
 #[cfg(test)]
 mod tests {
-    use crate::utils::crypto_rsa::generate_weak_rsa_key;
+    use mitra_utils::crypto_rsa::generate_weak_rsa_key;
     use super::*;
 
     #[test]
diff --git a/src/ethereum/identity.rs b/src/ethereum/identity.rs
index c190949..15c8af4 100644
--- a/src/ethereum/identity.rs
+++ b/src/ethereum/identity.rs
@@ -36,6 +36,7 @@ pub fn verify_eip191_identity_proof(
 #[cfg(test)]
 mod tests {
     use web3::signing::{Key, SecretKeyRef};
+    use mitra_utils::currencies::Currency;
     use crate::ethereum::{
         signatures::{
             generate_ecdsa_key,
@@ -43,7 +44,6 @@ mod tests {
         },
         utils::address_to_string,
     };
-    use crate::utils::currencies::Currency;
     use super::*;
 
     const ETHEREUM: Currency = Currency::Ethereum;
diff --git a/src/ethereum/subscriptions.rs b/src/ethereum/subscriptions.rs
index 9b2b744..37bfd3e 100644
--- a/src/ethereum/subscriptions.rs
+++ b/src/ethereum/subscriptions.rs
@@ -1,7 +1,6 @@
 use std::convert::TryInto;
 
 use chrono::{DateTime, TimeZone, Utc};
-
 use web3::{
     api::Web3,
     contract::{Contract, Options},
@@ -10,6 +9,11 @@ use web3::{
     types::{BlockId, BlockNumber, FilterBuilder, U256},
 };
 
+use mitra_utils::{
+    caip2::ChainId,
+    currencies::Currency,
+};
+
 use crate::activitypub::{
     builders::{
         add_person::prepare_add_person,
@@ -48,10 +52,6 @@ use crate::models::{
     },
     users::types::User,
 };
-use crate::utils::{
-    caip2::ChainId,
-    currencies::Currency,
-};
 use super::contracts::ContractSet;
 use super::errors::EthereumError;
 use super::signatures::{
diff --git a/src/ethereum/sync.rs b/src/ethereum/sync.rs
index 6e97e26..4dbfb37 100644
--- a/src/ethereum/sync.rs
+++ b/src/ethereum/sync.rs
@@ -3,7 +3,8 @@ use std::path::{Path, PathBuf};
 
 use web3::{api::Web3, transports::Http, types::Address};
 
-use crate::utils::files::write_file;
+use mitra_utils::files::write_file;
+
 use super::errors::EthereumError;
 
 const BLOCK_NUMBER_FILE_NAME: &str = "current_block";
diff --git a/src/http_signatures/create.rs b/src/http_signatures/create.rs
index 7ba609c..fb8edc8 100644
--- a/src/http_signatures/create.rs
+++ b/src/http_signatures/create.rs
@@ -2,7 +2,7 @@ use actix_web::http::Method;
 use chrono::Utc;
 use rsa::RsaPrivateKey;
 
-use crate::utils::crypto_rsa::{
+use mitra_utils::crypto_rsa::{
     create_rsa_signature,
     get_message_digest,
 };
@@ -92,7 +92,7 @@ pub fn create_http_signature(
 
 #[cfg(test)]
 mod tests {
-    use crate::utils::crypto_rsa::generate_weak_rsa_key;
+    use mitra_utils::crypto_rsa::generate_weak_rsa_key;
     use super::*;
 
     #[test]
diff --git a/src/http_signatures/verify.rs b/src/http_signatures/verify.rs
index 755a94a..f8e4e58 100644
--- a/src/http_signatures/verify.rs
+++ b/src/http_signatures/verify.rs
@@ -5,7 +5,7 @@ use chrono::{DateTime, Duration, TimeZone, Utc};
 use regex::Regex;
 use rsa::RsaPublicKey;
 
-use crate::utils::crypto_rsa::verify_rsa_signature;
+use mitra_utils::crypto_rsa::verify_rsa_signature;
 
 const SIGNATURE_PARAMETER_RE: &str = r#"^(?P<key>[a-zA-Z]+)="(?P<value>.+)"$"#;
 
@@ -152,8 +152,8 @@ mod tests {
         header::{HeaderMap, HeaderName, HeaderValue},
         Uri,
     };
+    use mitra_utils::crypto_rsa::generate_weak_rsa_key;
     use crate::http_signatures::create::create_http_signature;
-    use crate::utils::crypto_rsa::generate_weak_rsa_key;
     use super::*;
 
     #[test]
diff --git a/src/identity/claims.rs b/src/identity/claims.rs
index b2809d6..56d1aa0 100644
--- a/src/identity/claims.rs
+++ b/src/identity/claims.rs
@@ -1,6 +1,6 @@
 use serde::Serialize;
 
-use crate::utils::canonicalization::{
+use mitra_utils::canonicalization::{
     canonicalize_object,
     CanonicalizationError,
 };
@@ -30,8 +30,8 @@ pub fn create_identity_claim(
 
 #[cfg(test)]
 mod tests {
+    use mitra_utils::currencies::Currency;
     use crate::identity::did_pkh::DidPkh;
-    use crate::utils::currencies::Currency;
     use super::*;
 
     #[test]
diff --git a/src/identity/did_key.rs b/src/identity/did_key.rs
index d94ae72..22642df 100644
--- a/src/identity/did_key.rs
+++ b/src/identity/did_key.rs
@@ -4,10 +4,11 @@ use std::str::FromStr;
 
 use regex::Regex;
 
-use crate::utils::multibase::{
+use mitra_utils::multibase::{
     decode_multibase_base58btc,
     encode_multibase_base58btc,
 };
+
 use super::did::DidParseError;
 
 const DID_KEY_RE: &str = r"did:key:(?P<key>z[a-km-zA-HJ-NP-Z1-9]+)";
diff --git a/src/identity/did_pkh.rs b/src/identity/did_pkh.rs
index 3382bc1..ea0b496 100644
--- a/src/identity/did_pkh.rs
+++ b/src/identity/did_pkh.rs
@@ -4,8 +4,11 @@ use std::str::FromStr;
 
 use regex::Regex;
 
-use crate::utils::caip2::ChainId;
-use crate::utils::currencies::Currency;
+use mitra_utils::{
+    caip2::ChainId,
+    currencies::Currency,
+};
+
 use super::did::DidParseError;
 
 // https://github.com/ChainAgnostic/CAIPs/blob/master/CAIPs/caip-10.md#syntax
diff --git a/src/job_queue/periodic_tasks.rs b/src/job_queue/periodic_tasks.rs
index 4535e41..0c9e9da 100644
--- a/src/job_queue/periodic_tasks.rs
+++ b/src/job_queue/periodic_tasks.rs
@@ -5,6 +5,8 @@ use anyhow::Error;
 use chrono::{DateTime, Utc};
 use uuid::Uuid;
 
+use mitra_utils::datetime::days_before_now;
+
 use crate::activitypub::queues::{
     process_queued_incoming_activities,
     process_queued_outgoing_activities,
@@ -28,7 +30,6 @@ use crate::models::{
         get_profile_by_id,
     },
 };
-use crate::utils::datetime::days_before_now;
 
 pub async fn nft_monitor(
     maybe_blockchain: Option<&mut Blockchain>,
diff --git a/src/json_signatures/create.rs b/src/json_signatures/create.rs
index 60b8569..15d3d30 100644
--- a/src/json_signatures/create.rs
+++ b/src/json_signatures/create.rs
@@ -3,6 +3,15 @@ use rsa::RsaPrivateKey;
 use serde::{Deserialize, Serialize};
 use serde_json::Value;
 
+use mitra_utils::{
+    canonicalization::{
+        canonicalize_object,
+        CanonicalizationError,
+    },
+    crypto_rsa::create_rsa_signature,
+    multibase::encode_multibase_base58btc,
+};
+
 use crate::identity::{
     did_key::DidKey,
     did_pkh::DidPkh,
@@ -12,14 +21,6 @@ use crate::identity::{
         PROOF_TYPE_JCS_RSA,
     },
 };
-use crate::utils::{
-    canonicalization::{
-        canonicalize_object,
-        CanonicalizationError,
-    },
-    crypto_rsa::create_rsa_signature,
-    multibase::encode_multibase_base58btc,
-};
 
 pub(super) const PROOF_KEY: &str = "proof";
 pub(super) const PROOF_PURPOSE: &str = "assertionMethod";
@@ -133,7 +134,7 @@ pub fn is_object_signed(object: &Value) -> bool {
 #[cfg(test)]
 mod tests {
     use serde_json::json;
-    use crate::utils::crypto_rsa::generate_weak_rsa_key;
+    use mitra_utils::crypto_rsa::generate_weak_rsa_key;
     use super::*;
 
     #[test]
diff --git a/src/json_signatures/verify.rs b/src/json_signatures/verify.rs
index 3e3dc34..91a94d5 100644
--- a/src/json_signatures/verify.rs
+++ b/src/json_signatures/verify.rs
@@ -4,6 +4,15 @@ use rsa::RsaPublicKey;
 use serde_json::Value;
 use url::Url;
 
+use mitra_utils::{
+    canonicalization::{
+        canonicalize_object,
+        CanonicalizationError,
+    },
+    crypto_rsa::verify_rsa_signature,
+    multibase::{decode_multibase_base58btc, MultibaseError},
+};
+
 use crate::ethereum::identity::verify_eip191_signature;
 use crate::identity::{
     did::Did,
@@ -12,14 +21,6 @@ use crate::identity::{
     minisign::verify_ed25519_signature,
     signatures::SignatureType,
 };
-use crate::utils::{
-    canonicalization::{
-        canonicalize_object,
-        CanonicalizationError,
-    },
-    crypto_rsa::verify_rsa_signature,
-    multibase::{decode_multibase_base58btc, MultibaseError},
-};
 use super::create::{
     IntegrityProof,
     PROOF_KEY,
@@ -132,11 +133,11 @@ pub fn verify_ed25519_json_signature(
 #[cfg(test)]
 mod tests {
     use serde_json::json;
-    use crate::json_signatures::create::sign_object;
-    use crate::utils::{
+    use mitra_utils::{
         crypto_rsa::generate_weak_rsa_key,
         currencies::Currency,
     };
+    use crate::json_signatures::create::sign_object;
     use super::*;
 
     #[test]
diff --git a/src/lib.rs b/src/lib.rs
index e4344c0..b30091e 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -16,6 +16,5 @@ pub mod media;
 pub mod models;
 pub mod monero;
 pub mod nodeinfo;
-pub mod utils;
 pub mod webfinger;
 pub mod web_client;
diff --git a/src/mastodon_api/accounts/types.rs b/src/mastodon_api/accounts/types.rs
index 2eec342..d2f813e 100644
--- a/src/mastodon_api/accounts/types.rs
+++ b/src/mastodon_api/accounts/types.rs
@@ -4,6 +4,8 @@ use chrono::{DateTime, Utc};
 use serde::{Deserialize, Serialize};
 use uuid::Uuid;
 
+use mitra_utils::markdown::markdown_basic_to_html;
+
 use crate::errors::{HttpError, ValidationError};
 use crate::identity::did::Did;
 use crate::mastodon_api::{
@@ -28,7 +30,6 @@ use crate::models::{
         User,
     },
 };
-use crate::utils::markdown::markdown_basic_to_html;
 
 /// https://docs.joinmastodon.org/entities/field/
 #[derive(Serialize)]
diff --git a/src/mastodon_api/accounts/views.rs b/src/mastodon_api/accounts/views.rs
index 08617f8..0bd0907 100644
--- a/src/mastodon_api/accounts/views.rs
+++ b/src/mastodon_api/accounts/views.rs
@@ -5,6 +5,18 @@ use actix_web::{
 use actix_web_httpauth::extractors::bearer::BearerAuth;
 use uuid::Uuid;
 
+use mitra_utils::{
+    caip2::ChainId,
+    canonicalization::canonicalize_object,
+    crypto_rsa::{
+        generate_rsa_key,
+        serialize_private_key,
+    },
+    currencies::Currency,
+    id::generate_ulid,
+    passwords::hash_password,
+};
+
 use crate::activitypub::builders::{
     undo_follow::prepare_undo_follow,
     update_person::{
@@ -75,17 +87,6 @@ use crate::models::{
     },
     users::types::{Role, UserCreateData},
 };
-use crate::utils::{
-    caip2::ChainId,
-    canonicalization::canonicalize_object,
-    crypto_rsa::{
-        generate_rsa_key,
-        serialize_private_key,
-    },
-    currencies::Currency,
-    id::generate_ulid,
-    passwords::hash_password,
-};
 use super::helpers::{follow_or_create_request, get_relationship};
 use super::types::{
     Account,
diff --git a/src/mastodon_api/instance/types.rs b/src/mastodon_api/instance/types.rs
index 4e2a458..1c0c0ce 100644
--- a/src/mastodon_api/instance/types.rs
+++ b/src/mastodon_api/instance/types.rs
@@ -1,6 +1,8 @@
 use serde::Serialize;
 use serde_json::{to_value, Value};
 
+use mitra_utils::markdown::markdown_to_html;
+
 use crate::config::{
     BlockchainConfig,
     Config,
@@ -14,7 +16,6 @@ use crate::mastodon_api::{
 };
 use crate::media::SUPPORTED_MEDIA_TYPES;
 use crate::models::posts::validators::ATTACHMENTS_MAX_NUM;
-use crate::utils::markdown::markdown_to_html;
 
 #[derive(Serialize)]
 struct InstanceStats {
diff --git a/src/mastodon_api/oauth/utils.rs b/src/mastodon_api/oauth/utils.rs
index dba07cb..7cde9fd 100644
--- a/src/mastodon_api/oauth/utils.rs
+++ b/src/mastodon_api/oauth/utils.rs
@@ -1,6 +1,6 @@
 use base64;
 
-use crate::utils::random::generate_random_sequence;
+use mitra_utils::random::generate_random_sequence;
 
 pub fn render_authorization_page() -> String {
     let page = r#"<!DOCTYPE html>
diff --git a/src/mastodon_api/oauth/views.rs b/src/mastodon_api/oauth/views.rs
index 23e1d1e..46d30a9 100644
--- a/src/mastodon_api/oauth/views.rs
+++ b/src/mastodon_api/oauth/views.rs
@@ -10,6 +10,8 @@ use actix_web::{
 use actix_web_httpauth::extractors::bearer::BearerAuth;
 use chrono::{Duration, Utc};
 
+use mitra_utils::passwords::verify_password;
+
 use crate::config::Config;
 use crate::database::{get_database_client, DatabaseError, DbPool};
 use crate::errors::{HttpError, ValidationError};
@@ -30,7 +32,6 @@ use crate::models::{
         get_user_by_login_address,
     },
 };
-use crate::utils::passwords::verify_password;
 use super::auth::get_current_user;
 use super::types::{
     AuthorizationRequest,
diff --git a/src/mastodon_api/search/helpers.rs b/src/mastodon_api/search/helpers.rs
index 5199284..04670f4 100644
--- a/src/mastodon_api/search/helpers.rs
+++ b/src/mastodon_api/search/helpers.rs
@@ -3,6 +3,8 @@ use std::str::FromStr;
 use regex::Regex;
 use url::Url;
 
+use mitra_utils::currencies::Currency;
+
 use crate::activitypub::{
     fetcher::helpers::{
         get_or_import_profile_by_actor_id,
@@ -34,7 +36,6 @@ use crate::models::{
         types::User,
     },
 };
-use crate::utils::currencies::Currency;
 use crate::webfinger::types::ActorAddress;
 
 enum SearchQuery {
diff --git a/src/mastodon_api/settings/views.rs b/src/mastodon_api/settings/views.rs
index 85ef1bf..743eb79 100644
--- a/src/mastodon_api/settings/views.rs
+++ b/src/mastodon_api/settings/views.rs
@@ -1,6 +1,8 @@
 use actix_web::{get, post, web, HttpResponse, Scope};
 use actix_web_httpauth::extractors::bearer::BearerAuth;
 
+use mitra_utils::passwords::hash_password;
+
 use crate::activitypub::{
     builders::{
         move_person::prepare_move_person,
@@ -20,7 +22,6 @@ use crate::models::{
     relationships::queries::{follow, unfollow},
     users::queries::set_user_password,
 };
-use crate::utils::passwords::hash_password;
 use super::helpers::{
     export_followers,
     export_follows,
diff --git a/src/mastodon_api/statuses/views.rs b/src/mastodon_api/statuses/views.rs
index 28c395c..d9f2362 100644
--- a/src/mastodon_api/statuses/views.rs
+++ b/src/mastodon_api/statuses/views.rs
@@ -4,6 +4,11 @@ use actix_web_httpauth::extractors::bearer::BearerAuth;
 use chrono::Utc;
 use uuid::Uuid;
 
+use mitra_utils::{
+    currencies::Currency,
+    markdown::markdown_lite_to_html,
+};
+
 use crate::activitypub::builders::{
     announce::prepare_announce,
     create_note::prepare_create_note,
@@ -45,10 +50,6 @@ use crate::models::{
     },
     relationships::queries::get_subscribers,
 };
-use crate::utils::{
-    currencies::Currency,
-    markdown::markdown_lite_to_html,
-};
 use super::helpers::{
     build_status,
     build_status_list,
diff --git a/src/mastodon_api/subscriptions/views.rs b/src/mastodon_api/subscriptions/views.rs
index a5c26dc..4b598cd 100644
--- a/src/mastodon_api/subscriptions/views.rs
+++ b/src/mastodon_api/subscriptions/views.rs
@@ -2,6 +2,8 @@ use actix_web::{get, post, web, HttpResponse, Scope};
 use actix_web_httpauth::extractors::bearer::BearerAuth;
 use uuid::Uuid;
 
+use mitra_utils::currencies::Currency;
+
 use crate::activitypub::builders::update_person::prepare_update_person;
 use crate::config::Config;
 use crate::database::{get_database_client, DbPool};
@@ -37,7 +39,6 @@ use crate::monero::{
     helpers::validate_monero_address,
     wallet::create_monero_address,
 };
-use crate::utils::currencies::Currency;
 use super::types::{
     Invoice,
     InvoiceData,
diff --git a/src/mastodon_api/uploads.rs b/src/mastodon_api/uploads.rs
index 4891e43..880df99 100644
--- a/src/mastodon_api/uploads.rs
+++ b/src/mastodon_api/uploads.rs
@@ -1,8 +1,9 @@
 use std::path::Path;
 
+use mitra_utils::files::sniff_media_type;
+
 use crate::errors::HttpError;
 use crate::media::{save_file, SUPPORTED_MEDIA_TYPES};
-use crate::utils::files::sniff_media_type;
 
 pub const UPLOAD_MAX_SIZE: usize = 1024 * 1024 * 5;
 
diff --git a/src/media.rs b/src/media.rs
index 376090b..5da800b 100644
--- a/src/media.rs
+++ b/src/media.rs
@@ -4,7 +4,7 @@ use std::path::Path;
 
 use sha2::{Digest, Sha256};
 
-use crate::utils::files::{get_media_type_extension, write_file};
+use mitra_utils::files::{get_media_type_extension, write_file};
 
 pub const SUPPORTED_MEDIA_TYPES: [&str; 8] = [
     "audio/mpeg",
@@ -61,7 +61,7 @@ pub fn remove_files(files: Vec<String>, from_dir: &Path) -> () {
 
 #[cfg(test)]
 mod tests {
-    use crate::utils::files::sniff_media_type;
+    use mitra_utils::files::sniff_media_type;
     use super::*;
 
     #[test]
diff --git a/src/models/attachments/queries.rs b/src/models/attachments/queries.rs
index 3ec7a98..458a7dc 100644
--- a/src/models/attachments/queries.rs
+++ b/src/models/attachments/queries.rs
@@ -1,13 +1,14 @@
 use chrono::{DateTime, Utc};
 use uuid::Uuid;
 
+use mitra_utils::id::generate_ulid;
+
 use crate::database::{DatabaseClient, DatabaseError};
 use crate::models::cleanup::{
     find_orphaned_files,
     find_orphaned_ipfs_objects,
     DeletionQueue,
 };
-use crate::utils::id::generate_ulid;
 use super::types::DbMediaAttachment;
 
 pub async fn create_attachment(
diff --git a/src/models/emojis/queries.rs b/src/models/emojis/queries.rs
index ea32313..7183659 100644
--- a/src/models/emojis/queries.rs
+++ b/src/models/emojis/queries.rs
@@ -1,6 +1,8 @@
 use chrono::{DateTime, Utc};
 use uuid::Uuid;
 
+use mitra_utils::id::generate_ulid;
+
 use crate::database::{
     catch_unique_violation,
     DatabaseClient,
@@ -10,7 +12,6 @@ use crate::models::{
     cleanup::{find_orphaned_files, DeletionQueue},
     instances::queries::create_instance,
 };
-use crate::utils::id::generate_ulid;
 use super::types::{DbEmoji, EmojiImage};
 
 pub async fn create_emoji(
diff --git a/src/models/invoices/queries.rs b/src/models/invoices/queries.rs
index 20a0dea..eb05d67 100644
--- a/src/models/invoices/queries.rs
+++ b/src/models/invoices/queries.rs
@@ -1,14 +1,15 @@
 use uuid::Uuid;
 
+use mitra_utils::{
+    caip2::ChainId,
+    id::generate_ulid,
+};
+
 use crate::database::{
     catch_unique_violation,
     DatabaseClient,
     DatabaseError,
 };
-use crate::utils::{
-    caip2::ChainId,
-    id::generate_ulid,
-};
 use super::types::{DbChainId, DbInvoice, InvoiceStatus};
 
 pub async fn create_invoice(
diff --git a/src/models/invoices/types.rs b/src/models/invoices/types.rs
index 42ca0f9..f89b536 100644
--- a/src/models/invoices/types.rs
+++ b/src/models/invoices/types.rs
@@ -11,11 +11,12 @@ use postgres_types::{
 };
 use uuid::Uuid;
 
+use mitra_utils::caip2::ChainId;
+
 use crate::database::{
     int_enum::{int_enum_from_sql, int_enum_to_sql},
     DatabaseTypeError,
 };
-use crate::utils::caip2::ChainId;
 
 #[derive(Debug)]
 pub struct DbChainId(ChainId);
diff --git a/src/models/posts/queries.rs b/src/models/posts/queries.rs
index c577849..c2fac3d 100644
--- a/src/models/posts/queries.rs
+++ b/src/models/posts/queries.rs
@@ -1,6 +1,8 @@
 use chrono::{DateTime, Utc};
 use uuid::Uuid;
 
+use mitra_utils::id::generate_ulid;
+
 use crate::database::{
     catch_unique_violation,
     query_macro::query,
@@ -25,7 +27,6 @@ use crate::models::{
     profiles::types::DbActorProfile,
     relationships::types::RelationshipType,
 };
-use crate::utils::id::generate_ulid;
 use super::types::{
     DbPost,
     Post,
diff --git a/src/models/posts/validators.rs b/src/models/posts/validators.rs
index 4464b53..9435820 100644
--- a/src/models/posts/validators.rs
+++ b/src/models/posts/validators.rs
@@ -1,5 +1,6 @@
+use mitra_utils::html::clean_html_strict;
+
 use crate::errors::ValidationError;
-use crate::utils::html::clean_html_strict;
 
 pub const ATTACHMENTS_MAX_NUM: usize = 15;
 pub const EMOJIS_MAX_NUM: usize = 20;
diff --git a/src/models/profiles/queries.rs b/src/models/profiles/queries.rs
index 4ce843d..a9afaf5 100644
--- a/src/models/profiles/queries.rs
+++ b/src/models/profiles/queries.rs
@@ -1,6 +1,11 @@
 use chrono::{DateTime, Utc};
 use uuid::Uuid;
 
+use mitra_utils::{
+    currencies::Currency,
+    id::generate_ulid,
+};
+
 use crate::database::{
     catch_unique_violation,
     query_macro::query,
@@ -17,10 +22,6 @@ use crate::models::{
     instances::queries::create_instance,
     relationships::types::RelationshipType,
 };
-use crate::utils::{
-    currencies::Currency,
-    id::generate_ulid,
-};
 use super::types::{
     DbActorProfile,
     ExtraFields,
diff --git a/src/models/profiles/types.rs b/src/models/profiles/types.rs
index 0242ae3..00357c2 100644
--- a/src/models/profiles/types.rs
+++ b/src/models/profiles/types.rs
@@ -11,6 +11,8 @@ use serde::{
 };
 use uuid::Uuid;
 
+use mitra_utils::caip2::ChainId;
+
 use crate::activitypub::{
     actors::types::Actor,
     identifiers::local_actor_id,
@@ -24,7 +26,6 @@ use crate::identity::{
     did::Did,
     signatures::{PROOF_TYPE_ID_EIP191, PROOF_TYPE_ID_MINISIGN},
 };
-use crate::utils::caip2::ChainId;
 use crate::webfinger::types::ActorAddress;
 use super::validators::{
     validate_username,
diff --git a/src/models/profiles/validators.rs b/src/models/profiles/validators.rs
index 1fd066f..a48e97e 100644
--- a/src/models/profiles/validators.rs
+++ b/src/models/profiles/validators.rs
@@ -1,6 +1,8 @@
 use regex::Regex;
+
+use mitra_utils::html::{clean_html, clean_html_strict};
+
 use crate::errors::ValidationError;
-use crate::utils::html::{clean_html, clean_html_strict};
 use super::types::ExtraField;
 
 const USERNAME_RE: &str = r"^[a-zA-Z0-9_\.-]+$";
diff --git a/src/models/reactions/queries.rs b/src/models/reactions/queries.rs
index 0edd5ea..ff21ecf 100644
--- a/src/models/reactions/queries.rs
+++ b/src/models/reactions/queries.rs
@@ -1,5 +1,7 @@
 use uuid::Uuid;
 
+use mitra_utils::id::generate_ulid;
+
 use crate::database::{
     catch_unique_violation,
     DatabaseClient,
@@ -12,7 +14,6 @@ use crate::models::{
         get_post_author,
     },
 };
-use crate::utils::id::generate_ulid;
 use super::types::DbReaction;
 
 pub async fn create_reaction(
diff --git a/src/models/relationships/queries.rs b/src/models/relationships/queries.rs
index dbd9194..0e207dd 100644
--- a/src/models/relationships/queries.rs
+++ b/src/models/relationships/queries.rs
@@ -1,5 +1,7 @@
 use uuid::Uuid;
 
+use mitra_utils::id::generate_ulid;
+
 use crate::database::{
     catch_unique_violation,
     DatabaseClient,
@@ -14,7 +16,6 @@ use crate::models::{
     },
     profiles::types::DbActorProfile,
 };
-use crate::utils::id::generate_ulid;
 use super::types::{
     DbFollowRequest,
     DbRelationship,
diff --git a/src/models/subscriptions/queries.rs b/src/models/subscriptions/queries.rs
index 746e9c5..ce904af 100644
--- a/src/models/subscriptions/queries.rs
+++ b/src/models/subscriptions/queries.rs
@@ -1,6 +1,8 @@
 use chrono::{DateTime, Utc};
 use uuid::Uuid;
 
+use mitra_utils::caip2::ChainId;
+
 use crate::database::{
     catch_unique_violation,
     DatabaseClient,
@@ -12,7 +14,6 @@ use crate::models::{
     relationships::queries::{subscribe, subscribe_opt},
     relationships::types::RelationshipType,
 };
-use crate::utils::caip2::ChainId;
 use super::types::{DbSubscription, Subscription};
 
 pub async fn create_subscription(
diff --git a/src/models/users/queries.rs b/src/models/users/queries.rs
index caca1e0..9638b42 100644
--- a/src/models/users/queries.rs
+++ b/src/models/users/queries.rs
@@ -1,5 +1,7 @@
 use uuid::Uuid;
 
+use mitra_utils::currencies::Currency;
+
 use crate::database::{
     catch_unique_violation,
     DatabaseClient,
@@ -10,7 +12,6 @@ use crate::models::{
     profiles::queries::create_profile,
     profiles::types::{DbActorProfile, ProfileCreateData},
 };
-use crate::utils::currencies::Currency;
 use super::types::{DbUser, Role, User, UserCreateData};
 use super::utils::generate_invite_code;
 
diff --git a/src/models/users/types.rs b/src/models/users/types.rs
index e35fd98..011f0ac 100644
--- a/src/models/users/types.rs
+++ b/src/models/users/types.rs
@@ -3,6 +3,8 @@ use postgres_types::FromSql;
 use regex::Regex;
 use uuid::Uuid;
 
+use mitra_utils::currencies::Currency;
+
 use crate::database::{
     int_enum::{int_enum_from_sql, int_enum_to_sql},
     DatabaseTypeError,
@@ -10,7 +12,6 @@ use crate::database::{
 use crate::errors::ValidationError;
 use crate::identity::did::Did;
 use crate::models::profiles::types::DbActorProfile;
-use crate::utils::currencies::Currency;
 
 #[derive(PartialEq)]
 pub enum Permission {
diff --git a/src/models/users/utils.rs b/src/models/users/utils.rs
index a2485da..864dfdb 100644
--- a/src/models/users/utils.rs
+++ b/src/models/users/utils.rs
@@ -1,6 +1,6 @@
 use hex;
 
-use crate::utils::random::generate_random_sequence;
+use mitra_utils::random::generate_random_sequence;
 
 const INVITE_CODE_LENGTH: usize = 32;