tokio Releases

This patch release backports the fix for panic from spurious pidfd wakeup to the 1.43.x LTS branch, ensuring stability for users on older supported versions.

Aug 1, 2025

This release introduces cooperative scheduling features with poll_proceed and cooperative in the coop module, adds SetOnce to the sync module similar to std::sync::OnceLock, and adds sync::Notify::notified_owned() for owned notifications.

Jul 26, 2025

Version 0.0.29 adds the ability to close connections programmatically via Python code.

Jul 7, 2025

Tokio 1.46.1 fixes a bug where task spawn locations were incorrectly reported in `TaskMeta::spawned_at` for tasks spawned using `tokio::spawn`.

Jul 4, 2025

Tokio 1.46.0 includes fixes for TCP stream shutdown on macOS, support for Cygwin and Android, and new methods for `mpsc::OwnedPermit`.

Jul 2, 2025

Tokio 1.45.1 fixes a regression on the wasm32-unknown-unknown target where `Instant::now()` calls started failing due to stabilized time-based metrics.

May 24, 2025

Stabilized worker metrics and added `Command::spawn_with`. Improved unwind safety for the runtime handle and reverted internal time sharding.

May 6, 2025

Fixes a critical soundness issue in the broadcast channel by synchronizing `clone()` calls for types that are `Send` but not `Sync`.

Apr 8, 2025

Re-release of the broadcast channel soundness fix to address the issue where non-Sync types were being cloned unsafely.

Apr 5, 2025

Re-release of the broadcast channel soundness fix.

Apr 3, 2025

Fixes a runtime behavior issue where the defer queue was incorrectly used inside `block_in_place` contexts.

Mar 13, 2025

Introduced `task::coop` module and new channel methods. Changed `from_std` to panic on blocking sockets to prevent runtime hangs.

Mar 7, 2025

This release focuses on optimizing RustScan's performance through benchmarks and ensuring consistent speed, while also introducing a library wrapper for programmatic use and adding static payload generation for UDP scanning.

Feb 23, 2025

Added `UdpSocket::peek`, Haiku OS support, and `Command::into_std()`. Improved signal handling for illumos.

Jan 8, 2025

Added `AsyncFd::{try_io, try_io_mut}` and simplified IO readiness logic. Improved `block_in_place` yield behavior.

Dec 3, 2024

Fixed a metrics histogram bucket bug and resolved documentation typos.

Nov 7, 2024

Stabilized global queue depth metrics and added new sync APIs. Introduced `LocalRuntime` and improved task tracing.

Oct 22, 2024

Adds utility stream types, stabilizes process group control, improves error introspection, and enhances task management capabilities.

Aug 30, 2024

Fixes a regression where the Unix socket API stopped accepting the abstract socket namespace.

Aug 17, 2024

Fixes a regression in the `select!` macro preventing the use of temporary lifetime extensions.

Jul 27, 2024