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futures-core

The core traits and types in for the `futures` library.

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async-foundations
github.com/rust-lang/futures-rsrust-lang.github.io/futures-rsMITTaiki Endo, Taylor Cramer22.7M / week5.9k · 713 forks · 370 contributors
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Compares against 0.3.34 (latest stable)
Latest Stable0.3.34Aug 11, 2026
Latest Beta0.2.0-betaMar 20, 2018
Latest Alpha0.2.0-alphaMar 5, 2018
Release cadenceEvery 2 months
Last releaseAug 11, 2026
Open advisories0
Changelog quality92% curated
GitHub Releases + CHANGELOG, gaps for some releases
Release history Security
0.x
STABLE · RCPRE-RELEASEOct2024AprJulOct2025AprJulOct2026AprJul

33 older or filtered releases not shown.

Upgrade guides

Breaking changes and a migration checklist for each major version
futures-core 0.2 → 0.30.2.1 → 0.3.34Aug 11, 2026 BreakingBreaking17Security2Platform4Deprecated3New95Changed27Fixed42Other12
VersionChannelDateChangesSecurity
0.3.34 StableAug 11, 2026Changed1Fixed10.3.33 StableJul 18, 2026New2Changed1Fixed40.3.32 StableFeb 15, 2026Platform1Deprecated2New5Changed4Other20.3.31 StableOct 5, 2024Breaking2New2Changed1Fixed30.3.30 StableDec 24, 2023New1Changed1Fixed2Other10.3.29 StableOct 26, 2023New3Fixed30.3.28 StableMar 30, 2023Platform1Fixed10.3.27 StableMar 11, 2023New3Changed10.3.26 StableJan 30, 2023New4Changed2Fixed10.3.25 StableOct 20, 2022Security1New10.3.24 StableAug 29, 2022Fixed10.3.23 StableAug 14, 2022Other10.3.22 StableAug 14, 2022Deprecated1New3Changed3Fixed6Other10.3.21 StableFeb 6, 2022Fixed10.3.20 YankedFeb 6, 2022New1Changed1Fixed10.3.19 StableDec 18, 2021Breaking1New1Fixed20.3.18 YankedNov 23, 2021Platform1New1Changed1Fixed10.3.17 StableAug 30, 2021New5Changed10.3.16 StableJul 23, 2021New3Changed10.3.15 StableMay 11, 2021Platform1New10Fixed1