Crate features / crypto-bigint
Feature flags · crypto-bigint 0.7.6 · from crates.io 2026-10-24
crypto-bigint features: what each one does, and the line to copy
Short answercrypto-bigint 0.7.6 has 7 features. By default it turns on rand_core; add default-features = false to start from nothing. It needs Rust 1.87 or newer.
Pick features
Every feature
| Feature | In default | Turns on |
|---|---|---|
alloc | serdect?/alloc | |
der | dep:der, hybrid-array | |
extra-sizes | nothing else (a switch the code checks) | |
getrandom | dep:getrandom, rand_core | |
rand_core | yes | dep:rand_core |
serde | dep:serdect | |
subtle | dep:subtle, ctutils/subtle, hybrid-array?/subtle |
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 crypto-bigint declares (rust-version), and the release that changed it:
- 0.3.0-pre.1 (2021-11-14): Rust 1.56
- 0.4.0-pre.0 (2022-01-18): Rust 1.57
- 0.5.0-pre.0 (2023-01-13): Rust 1.61
- 0.5.0 (2023-02-27): Rust 1.65
- 0.6.0-pre.0 (2023-11-28): Rust 1.70
- 0.6.0-pre.2 (2023-12-15): Rust 1.73
- 0.6.0-rc.6 (2024-10-05): Rust 1.81
- 0.6.0-rc.7 (2025-01-20): Rust 1.83
- 0.7.0-pre.1 (2025-04-20): Rust 1.85
- 0.7.6 (2026-10-23): Rust 1.87
Stuck on an older compiler? Pin the last version that supports it, for example cargo update -p crypto-bigint --precise <version>, or use resolver 3, which picks compatible versions for you.
More on crypto-bigint
Real downloads, dependents and alternatives: crypto-bigint crate data (937.5K real downloads a day, 167 dependents).
Security record: crypto-bigint advisories.
docs.rs feature list · crates.io · license Apache-2.0 OR MIT · edition 2024
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