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crates.io · #703 most downloaded on crates.io
Tools for concurrent programming
Last release 1 months ago
05 Sep 2026
Release timing varies
gaps range from 2 weeks to 2.7 years
Some releases are documented
notes for 13 of 35 stable releases
2 versions withdrawn
withdrawn after publishing
11 years old
37 releases · first in 2015
Update MSRV policy to support 1 year instead of 6 months to meet rayon's MSRV policy.
- Remove dependency on cfg-if.
cfg-if. (#1072)One column per quarter.
Bump the minimum supported Rust version to 1.61.
Bump the minimum supported Rust version to 1.38.
Support targets that do not have atomic CAS on stable Rust
Bump the minimum supported Rust version to 1.36.
crossbeam-channel to 0.5.crossbeam-deque to 0.8.crossbeam-epoch to 0.9.crossbeam-queue to 0.3.crossbeam-utils to 0.8.Fix breakage with nightly feature due to rust-lang/rust#65214.
crossbeam-channel to 0.4.crossbeam-epoch to 0.8.crossbeam-queue to 0.2.crossbeam-utils to 0.7.Bump crossbeam-channel to 0.3.9.
crossbeam-channel to 0.3.9.crossbeam-epoch to 0.7.2.crossbeam-utils to 0.6.6.- Bump crossbeam-utils to 0.6.5.
crossbeam-utils to 0.6.5.Remove ArcCell, MsQueue, and TreiberStack.
ArcCell, MsQueue, and TreiberStack.ShardedLock to match RwLock.SegQueue::len().SegQueue::try_pop() to SegQueue::pop().SegQueue::pop() to Result.ArrayQueue.- Update dependencies.
Update crossbeam-channel to 0.3.
crossbeam-channel to 0.3.crossbeam-utils to 0.6.AtomicCell, SharedLock, and WaitGroup.Fix a double-free bug in MsQueue and SegQueue.
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