diff --git a/actix-router/CHANGES.md b/actix-router/CHANGES.md
index 581243fb..4c19aedc 100644
--- a/actix-router/CHANGES.md
+++ b/actix-router/CHANGES.md
@@ -1,6 +1,9 @@
 # Changes
 
 ## Unreleased - 2021-xx-xx
+
+
+## 0.2.7 - 2021-02-06
 * Add `Router::recognize_checked` [#247]
 
 [#247]: https://github.com/actix/actix-net/pull/247
diff --git a/actix-router/Cargo.toml b/actix-router/Cargo.toml
index 2446fc1b..f55c2c38 100644
--- a/actix-router/Cargo.toml
+++ b/actix-router/Cargo.toml
@@ -1,9 +1,9 @@
 [package]
 name = "actix-router"
-version = "0.2.6"
+version = "0.2.7"
 authors = ["Nikolay Kim <fafhrd91@gmail.com>"]
 description = "Resource path matching library"
-keywords = ["actix"]
+keywords = ["actix", "router", "routing"]
 homepage = "https://actix.rs"
 repository = "https://github.com/actix/actix-net.git"
 documentation = "https://docs.rs/actix-router"
diff --git a/actix-rt/CHANGES.md b/actix-rt/CHANGES.md
index 15052613..6754ca33 100644
--- a/actix-rt/CHANGES.md
+++ b/actix-rt/CHANGES.md
@@ -3,6 +3,20 @@
 ## Unreleased - 2021-xx-xx
 
 
+## 2.0.2 - 2021-02-06
+* Add `Arbiter::handle` to get a handle of an owned Arbiter. [#274]
+* Add `System::try_current` for situations where actix may or may not be running a System. [#275]
+
+[#274]: https://github.com/actix/actix-net/pull/274
+[#275]: https://github.com/actix/actix-net/pull/275
+
+
+## 2.0.1 - 2021-02-06
+* Expose `JoinError` from Tokio. [#271]
+
+[#271]: https://github.com/actix/actix-net/pull/271
+
+
 ## 2.0.0 - 2021-02-02
 * Remove all Arbiter-local storage methods. [#262]
 * Re-export `tokio::pin`. [#262]
diff --git a/actix-rt/Cargo.toml b/actix-rt/Cargo.toml
index db232090..7990e67d 100644
--- a/actix-rt/Cargo.toml
+++ b/actix-rt/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "actix-rt"
-version = "2.0.0"
+version = "2.0.2"
 authors = [
     "Nikolay Kim <fafhrd91@gmail.com>",
     "Rob Ede <robjtede@icloud.com>",
diff --git a/actix-rt/src/arbiter.rs b/actix-rt/src/arbiter.rs
index 7eae662a..9ff1419d 100644
--- a/actix-rt/src/arbiter.rs
+++ b/actix-rt/src/arbiter.rs
@@ -172,13 +172,18 @@ impl Arbiter {
         hnd
     }
 
+    /// Return a handle to the this Arbiter's message sender.
+    pub fn handle(&self) -> ArbiterHandle {
+        ArbiterHandle::new(self.tx.clone())
+    }
+
     /// Return a handle to the current thread's Arbiter's message sender.
     ///
     /// # Panics
     /// Panics if no Arbiter is running on the current thread.
     pub fn current() -> ArbiterHandle {
         HANDLE.with(|cell| match *cell.borrow() {
-            Some(ref addr) => addr.clone(),
+            Some(ref hnd) => hnd.clone(),
             None => panic!("Arbiter is not running."),
         })
     }
diff --git a/actix-rt/src/lib.rs b/actix-rt/src/lib.rs
index 831958aa..a7e9f309 100644
--- a/actix-rt/src/lib.rs
+++ b/actix-rt/src/lib.rs
@@ -91,7 +91,7 @@ pub mod time {
 pub mod task {
     //! Task management (Tokio re-exports).
 
-    pub use tokio::task::{spawn_blocking, yield_now, JoinHandle};
+    pub use tokio::task::{spawn_blocking, yield_now, JoinError, JoinHandle};
 }
 
 /// Spawns a future on the current thread.
diff --git a/actix-rt/src/system.rs b/actix-rt/src/system.rs
index b7f134cb..3bc8a6e3 100644
--- a/actix-rt/src/system.rs
+++ b/actix-rt/src/system.rs
@@ -100,6 +100,15 @@ impl System {
         })
     }
 
+    /// Try to get current running system.
+    ///
+    /// Returns `None` if no System has been started.
+    ///
+    /// Contrary to `current`, this never panics.
+    pub fn try_current() -> Option<System> {
+        CURRENT.with(|cell| cell.borrow().clone())
+    }
+
     /// Get handle to a the System's initial [Arbiter].
     pub fn arbiter(&self) -> &ArbiterHandle {
         &self.arbiter_handle
diff --git a/actix-rt/tests/tests.rs b/actix-rt/tests/tests.rs
index 56b5e8a6..86fba96d 100644
--- a/actix-rt/tests/tests.rs
+++ b/actix-rt/tests/tests.rs
@@ -122,6 +122,28 @@ fn arbiter_spawn_fn_runs() {
     arbiter.join().unwrap();
 }
 
+#[test]
+fn arbiter_handle_spawn_fn_runs() {
+    let sys = System::new();
+
+    let (tx, rx) = channel::<u32>();
+
+    let arbiter = Arbiter::new();
+    let handle = arbiter.handle();
+    drop(arbiter);
+
+    handle.spawn_fn(move || {
+        tx.send(42).unwrap();
+        System::current().stop()
+    });
+
+    let num = rx.recv_timeout(Duration::from_secs(2)).unwrap();
+    assert_eq!(num, 42);
+
+    handle.stop();
+    sys.run().unwrap();
+}
+
 #[test]
 fn arbiter_drop_no_panic_fn() {
     let _ = System::new();
@@ -266,3 +288,13 @@ fn new_arbiter_with_tokio() {
 
     assert_eq!(false, counter.load(Ordering::SeqCst));
 }
+
+#[test]
+fn try_current_no_system() {
+    assert!(System::try_current().is_none())
+}
+
+#[test]
+fn try_current_with_system() {
+    System::new().block_on(async { assert!(System::try_current().is_some()) });
+}
diff --git a/actix-server/CHANGES.md b/actix-server/CHANGES.md
index be59f125..5eca1f91 100644
--- a/actix-server/CHANGES.md
+++ b/actix-server/CHANGES.md
@@ -1,13 +1,18 @@
 # Changes
 
 ## Unreleased - 2021-xx-xx
+
+
+## 2.0.0-beta.3 - 2021-02-06
 * Hidden `ServerBuilder::start` method has been removed. Use `ServerBuilder::run`. [#246]
-* Add retry for EINTR(`io::Interrupted`) in `Accept`'s poll loop. [#264]
-* Add `ServerBuilder::worker_max_blocking_threads` for customize blocking thread pool. [#265]
+* Add retry for EINTR signal (`io::Interrupted`) in `Accept`'s poll loop. [#264]
+* Add `ServerBuilder::worker_max_blocking_threads` to customize blocking thread pool size. [#265]
+* Update `actix-rt` to `2.0.0`. [#273]
 
 [#246]: https://github.com/actix/actix-net/pull/246
 [#264]: https://github.com/actix/actix-net/pull/264
 [#265]: https://github.com/actix/actix-net/pull/265
+[#273]: https://github.com/actix/actix-net/pull/273
 
 
 ## 2.0.0-beta.2 - 2021-01-03
diff --git a/actix-server/Cargo.toml b/actix-server/Cargo.toml
index fdafb52a..1b088e30 100755
--- a/actix-server/Cargo.toml
+++ b/actix-server/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "actix-server"
-version = "2.0.0-beta.2"
+version = "2.0.0-beta.3"
 authors = [
     "Nikolay Kim <fafhrd91@gmail.com>",
     "fakeshadow <24548779@qq.com>",
@@ -26,7 +26,7 @@ default = []
 actix-codec = "0.4.0-beta.1"
 actix-rt = { version = "2.0.0", default-features = false }
 actix-service = "2.0.0-beta.4"
-actix-utils = "3.0.0-beta.1"
+actix-utils = "3.0.0-beta.2"
 
 futures-core = { version = "0.3.7", default-features = false, features = ["alloc"] }
 log = "0.4"
diff --git a/actix-tls/CHANGES.md b/actix-tls/CHANGES.md
index 11a1a410..a87f0fc5 100644
--- a/actix-tls/CHANGES.md
+++ b/actix-tls/CHANGES.md
@@ -1,17 +1,22 @@
 # Changes
 
 ## Unreleased - 2021-xx-xx
+
+
+## 3.0.0-beta.3 - 2021-02-06
 * Remove `trust-dns-proto` and `trust-dns-resolver`. [#248]
 * Use `std::net::ToSocketAddrs` as simple and basic default resolver. [#248]
-* Add `Resolve` trait for custom dns resolver. [#248]
+* Add `Resolve` trait for custom DNS resolvers. [#248]
 * Add `Resolver::new_custom` function to construct custom resolvers. [#248]
 * Export `webpki_roots::TLS_SERVER_ROOTS` in `actix_tls::connect` mod and remove
   the export from `actix_tls::accept` [#248]
 * Remove `ConnectTakeAddrsIter`. `Connect::take_addrs` now returns `ConnectAddrsIter<'static>`
   as owned iterator. [#248]
 * Rename `Address::{host => hostname}` to more accurately describe which URL segment is returned.
+* Update `actix-rt` to `2.0.0`. [#273]
 
 [#248]: https://github.com/actix/actix-net/pull/248
+[#273]: https://github.com/actix/actix-net/pull/273
 
 
 ## 3.0.0-beta.2 - 2021-xx-xx
diff --git a/actix-tls/Cargo.toml b/actix-tls/Cargo.toml
index 09d47157..db79d6ab 100755
--- a/actix-tls/Cargo.toml
+++ b/actix-tls/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "actix-tls"
-version = "3.0.0-beta.2"
+version = "3.0.0-beta.3"
 authors = ["Nikolay Kim <fafhrd91@gmail.com>"]
 description = "TLS acceptor and connector services for Actix ecosystem"
 keywords = ["network", "tls", "ssl", "async", "transport"]
@@ -43,7 +43,7 @@ uri = ["http"]
 actix-codec = "0.4.0-beta.1"
 actix-rt = { version = "2.0.0", default-features = false }
 actix-service = "2.0.0-beta.4"
-actix-utils = "3.0.0-beta.1"
+actix-utils = "3.0.0-beta.2"
 
 derive_more = "0.99.5"
 futures-core = { version = "0.3.7", default-features = false, features = ["alloc"] }
@@ -64,7 +64,7 @@ tokio-native-tls = { version = "0.3", optional = true }
 
 [dev-dependencies]
 actix-rt = "2.0.0"
-actix-server = "2.0.0-beta.2"
+actix-server = "2.0.0-beta.3"
 bytes = "1"
 env_logger = "0.8"
 futures-util = { version = "0.3.7", default-features = false, features = ["sink"] }
diff --git a/actix-utils/CHANGES.md b/actix-utils/CHANGES.md
index 2504f012..a7871612 100644
--- a/actix-utils/CHANGES.md
+++ b/actix-utils/CHANGES.md
@@ -3,6 +3,12 @@
 ## Unreleased - 2021-xx-xx
 
 
+## 3.0.0-beta.2 - 2021-02-06
+* Update `actix-rt` to `2.0.0`. [#273]
+
+[#273]: https://github.com/actix/actix-net/pull/273
+
+
 ## 3.0.0-beta.1 - 2020-12-28
 * Update `bytes` dependency to `1`. [#237]
 * Use `pin-project-lite` to replace `pin-project`. [#229]
diff --git a/actix-utils/Cargo.toml b/actix-utils/Cargo.toml
index 4c1e6569..da46256e 100644
--- a/actix-utils/Cargo.toml
+++ b/actix-utils/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "actix-utils"
-version = "3.0.0-beta.1"
+version = "3.0.0-beta.2"
 authors = ["Nikolay Kim <fafhrd91@gmail.com>"]
 description = "Various network related services and utilities for the Actix ecosystem"
 keywords = ["network", "framework", "async", "futures"]
@@ -26,4 +26,5 @@ log = "0.4"
 pin-project-lite = "0.2.0"
 
 [dev-dependencies]
+actix-rt = "2.0.0"
 futures-util = { version = "0.3.7", default-features = false }
diff --git a/bytestring/Cargo.toml b/bytestring/Cargo.toml
index 3e53417c..3dbf07b7 100644
--- a/bytestring/Cargo.toml
+++ b/bytestring/Cargo.toml
@@ -24,4 +24,4 @@ serde = { version = "1.0", optional = true }
 
 [dev-dependencies]
 serde_json = "1.0"
-ahash = { version = "0.6", default-features = false }
+ahash = { version = "0.7", default-features = false }