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Crate features / aws-smithy-types

Feature flags · aws-smithy-types 1.9.0 · from crates.io 2026-10-24

aws-smithy-types features: what each one does, and the line to copy

Short answeraws-smithy-types 1.9.0 has 8 features. Nothing is on by default: turn on what you use. It needs Rust 1.94.1 or newer.

Pick features

1.9.0latest version
8features
8optional dependencies
1.94.1MSRV (rust-version)

Every feature

FeatureIn defaultTurns on
byte-stream-poll-nextnothing else (a switch the code checks)
http-body-0-4-xdep:http-body-0-4, dep:http
http-body-1-xdep:http-body-1-0, dep:http-body-util
hyper-0-14-xdep:hyper-0-14
rt-tokiohttp-body-1-x, dep:tokio-util, dep:tokio, tokio?/rt, tokio?/fs, tokio?/io-util, tokio-util?/io, dep:futures-core
serde-deserializenothing else (a switch the code checks)
serde-serializenothing else (a switch the code checks)
test-utilnothing else (a switch the code checks)

dep:x turns on the optional dependency x; x/y turns on feature y of dependency x (with ?, only if x is already on).

MSRV history

The minimum Rust version aws-smithy-types declares (rust-version), and the release that changed it:

  • 1.3.5 (2025-12-08): Rust 1.88
  • 1.4.4 (2026-02-10): Rust 1.91
  • 1.4.6 (2026-03-02): Rust 1.91.1
  • 1.6.1 (2026-07-07): Rust 1.94.1

Stuck on an older compiler? Pin the last version that supports it, for example cargo update -p aws-smithy-types --precise <version>, or use resolver 3, which picks compatible versions for you.

More on aws-smithy-types

Real downloads, dependents and alternatives: aws-smithy-types crate data (517K real downloads a day, 1,045 dependents).

docs.rs feature list · crates.io · license Apache-2.0 · edition 2021

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Before you depend on itaws-smithy-types crate dataReal downloads, dependents, alternatives.Read it next →

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