diff --git a/crates/livekit-core/src/lib.rs b/crates/livekit-core/src/lib.rs
index bfc8c9a..15669d3 100644
--- a/crates/livekit-core/src/lib.rs
+++ b/crates/livekit-core/src/lib.rs
@@ -1,6 +1,3 @@
-extern crate core;
-extern crate core;
-
 pub mod proto {
     include!(concat!(env!("OUT_DIR"), "/livekit.rs"));
 }
diff --git a/crates/livekit-core/src/room/id.rs b/crates/livekit-core/src/room/id.rs
index f46198a..9bd35eb 100644
--- a/crates/livekit-core/src/room/id.rs
+++ b/crates/livekit-core/src/room/id.rs
@@ -1,21 +1,39 @@
+use std::fmt;
+
 macro_rules! id_str {
     ($($name:ident;)*) => {
         $(
+            impl $name {
+                pub fn new(str: String) -> Self {
+                    Self(str)
+                }
+
+                pub fn as_str(&self) -> &str {
+                    &self.0
+                }
+            }
+
             impl From<String> for $name {
                 fn from(str: String) -> $name {
                     $name(str)
                 }
             }
 
+            impl From<$name> for String {
+                fn from(id: $name) -> String {
+                    id.0
+                }
+            }
+
             impl PartialEq<$name> for String {
                 fn eq(&self, u: &$name) -> bool {
                     *self == *u.0
                 }
             }
 
-            impl From<$name> for String {
-                fn from(id: $name) -> String {
-                    id.0
+            impl fmt::Display for $name {
+                fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+                    f.write_str(&self.0)
                 }
             }
         )*
@@ -23,13 +41,13 @@ macro_rules! id_str {
 }
 
 #[derive(Clone, Default, Debug, Eq, Hash, PartialEq, PartialOrd, Ord)]
-pub struct ParticipantSid(pub String);
+pub struct ParticipantSid(String);
 
 #[derive(Clone, Default, Debug, Eq, Hash, PartialEq, PartialOrd, Ord)]
-pub struct ParticipantIdentity(pub String);
+pub struct ParticipantIdentity(String);
 
 #[derive(Clone, Default, Debug, Eq, Hash, PartialEq, PartialOrd, Ord)]
-pub struct TrackSid(pub String);
+pub struct TrackSid(String);
 
 id_str! {
     ParticipantSid;
diff --git a/crates/livekit-core/src/rtc_engine/mod.rs b/crates/livekit-core/src/rtc_engine/mod.rs
index 86fd80f..1410b59 100644
--- a/crates/livekit-core/src/rtc_engine/mod.rs
+++ b/crates/livekit-core/src/rtc_engine/mod.rs
@@ -1,4 +1,3 @@
-use core::num::flt2dec::Sign;
 use parking_lot::Mutex;
 use std::sync::atomic::{AtomicBool, AtomicU8, Ordering};
 use std::sync::{Arc, Weak};
diff --git a/crates/livekit-webrtc/src/data_channel.rs b/crates/livekit-webrtc/src/data_channel.rs
index a45c6ca..a231ee3 100644
--- a/crates/livekit-webrtc/src/data_channel.rs
+++ b/crates/livekit-webrtc/src/data_channel.rs
@@ -18,7 +18,9 @@ pub struct DataChannel {
 
 impl Debug for DataChannel {
     fn fmt(&self, f: &mut Formatter) -> std::fmt::Result {
-        write!(f, "DataChannel[{}]", self.label())
+        f.debug_struct("DataChannel")
+            .field("label", &self.label())
+            .finish()
     }
 }
 
diff --git a/crates/livekit-webrtc/src/media_stream.rs b/crates/livekit-webrtc/src/media_stream.rs
index 3fff376..38bfed9 100644
--- a/crates/livekit-webrtc/src/media_stream.rs
+++ b/crates/livekit-webrtc/src/media_stream.rs
@@ -1,13 +1,24 @@
 use cxx::UniquePtr;
+use std::fmt::{Debug, Formatter};
 
 use libwebrtc_sys::media_stream as sys_ms;
-
 pub use sys_ms::ffi::TrackState;
 
 pub struct MediaStreamTrack {
     cxx_handle: UniquePtr<sys_ms::ffi::MediaStreamTrack>,
 }
 
+impl Debug for MediaStreamTrack {
+    fn fmt(&self, f: &mut Formatter) -> std::fmt::Result {
+        f.debug_struct("MediaStreamTrack")
+            .field("id", &self.id())
+            .field("kind", &self.kind())
+            .field("enabled", &self.enabled())
+            .field("state", &self.state())
+            .finish()
+    }
+}
+
 impl MediaStreamTrack {
     pub(crate) fn new(cxx_handle: UniquePtr<sys_ms::ffi::MediaStreamTrack>) -> Self {
         Self { cxx_handle }
@@ -38,14 +49,20 @@ pub struct MediaStream {
     cxx_handle: UniquePtr<sys_ms::ffi::MediaStream>,
 }
 
+impl Debug for MediaStream {
+    fn fmt(&self, f: &mut Formatter) -> std::fmt::Result {
+        f.debug_struct("MediaStream")
+            .field("id", &self.id())
+            .finish()
+    }
+}
+
 impl MediaStream {
     pub(crate) fn new(cxx_handle: UniquePtr<sys_ms::ffi::MediaStream>) -> Self {
-        Self {
-            cxx_handle
-        }
+        Self { cxx_handle }
     }
 
     pub fn id(&self) -> String {
         self.cxx_handle.id()
     }
-}
\ No newline at end of file
+}
diff --git a/crates/livekit-webrtc/src/peer_connection.rs b/crates/livekit-webrtc/src/peer_connection.rs
index 4d44676..b95005a 100644
--- a/crates/livekit-webrtc/src/peer_connection.rs
+++ b/crates/livekit-webrtc/src/peer_connection.rs
@@ -1,3 +1,4 @@
+use std::fmt::{Debug, Formatter};
 use std::mem::ManuallyDrop;
 use std::sync::{Arc, Mutex};
 
@@ -31,6 +32,18 @@ pub struct PeerConnection {
     native_observer: UniquePtr<sys_pc::ffi::NativePeerConnectionObserver>,
 }
 
+impl Debug for PeerConnection {
+    fn fmt(&self, f: &mut Formatter) -> std::fmt::Result {
+        f.debug_struct("PeerConnection")
+            .field("signaling_state", &self.signaling_state())
+            .field("ice_connection_state", &self.ice_connection_state())
+            .field("ice_gathering_state", &self.ice_gathering_state())
+            .field("local_description", &self.local_description())
+            .field("remote_description", &self.remote_description())
+            .finish()
+    }
+}
+
 impl PeerConnection {
     pub(crate) fn new(
         cxx_handle: UniquePtr<sys_pc::ffi::PeerConnection>,
diff --git a/crates/livekit-webrtc/src/rtp_receiver.rs b/crates/livekit-webrtc/src/rtp_receiver.rs
index 0bcfee3..6a4ea5b 100644
--- a/crates/livekit-webrtc/src/rtp_receiver.rs
+++ b/crates/livekit-webrtc/src/rtp_receiver.rs
@@ -1,11 +1,20 @@
 use crate::media_stream::MediaStreamTrack;
 use cxx::UniquePtr;
 use libwebrtc_sys::rtp_receiver as sys_rec;
+use std::fmt::{Debug, Formatter};
 
 pub struct RtpReceiver {
     cxx_handle: UniquePtr<sys_rec::ffi::RtpReceiver>,
 }
 
+impl Debug for RtpReceiver {
+    fn fmt(&self, f: &mut Formatter) -> std::fmt::Result {
+        f.debug_struct("RtpReceiver")
+            .field("track", &self.track())
+            .finish()
+    }
+}
+
 impl RtpReceiver {
     pub(crate) fn new(cxx_handle: UniquePtr<sys_rec::ffi::RtpReceiver>) -> Self {
         Self { cxx_handle }