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crates.io · #1539 most downloaded on crates.io
Rust platform registry with information about valid Rust platforms (target triple, target_arch, target_os) sourced from the Rust compiler.
Last release 15 days ago
23 Sep 2026
Release timing varies
gaps range from 1 weeks to 7 months
Some releases are documented
notes for 15 of 26 stable releases
10 versions withdrawn
withdrawn after publishing
8 years old
36 releases · first in 2018
platforms 4.2.1 by @djc in #1701
One column per quarter.
Nothing published for this version
Platforms 4.1.0 by @djc in #1631
What's Changed Platforms 4 by @djc in #1627
platforms: update data by @djc in #1613
platforms: update data, prepare 3.11.0 release by @djc in #1609
platforms: update data with MSAN/TSAN targets by @djc in #1567
platforms: prepare 3.9 release by @djc in #1555
platforms: tag version 3.8.0
platforms: tag version 3.8.0
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Nothing published for this version
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### Added - New tier 3 targets ([#614])
gate the v3/v4 versions of MetricType by @alexanderkjall in #1472
cargo hack to test feature combos by @tarcieri in #1473target_endian and target_pointer_width fields on Platform (#516)Platform struct #[non_exhaustive] to allow new fields (#516)Platform::env field non-optional (#516)serde deserializers (#527)Sync with Rust platform support documentation ([#353])
aarch64-apple-darwin platform definition
aarch64-apple-darwin platform definitionSource Platform::guess_current from $TARGET environment variable when available
Platform::guess_current from $TARGET environment variable when
available### Removed - const fn on Platforms::all
const fn on Platforms::allMake Platform::all() a const fn
Platform::all() a const fnPlatform::find and ::guess_currentALL_PLATFORMS to Platform::all()Ensure all types have FromStr, Display, and serde impls
FromStr, Display, and serde implsaarch64-pc-windows-msvc platformnon_exhaustive; MSRV 1.40+Properly set up target::TARGET_OS const for unknown OS
target::os::TARGET_OS const for unknown OSUpdate platforms to match RustForge
x86_64-apple-darwin: fix typo in target triple name
x86_64-apple-darwin: fix typo in target triple nameFix Travis CI badge in Cargo.toml
Add table of supported platforms to README.md using Markdown generator
Impl Display and std::Error traits for packages::Error
Display and std::error::Error traits for packages::Error- Add guess_current() - Optional serde support
guess_current()- Initial release
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