crates.io · crates:base16ct

base16ct active

Pure Rust implementation of Base16 a.k.a hexadecimal (RFC 4648) which avoids any usages of data-dependent branches/LUTs and thereby provides portable "best effort" constant-time operation and embedded-friendly no_std support

Latest stable version	1.0.0
Published	2026-01-03 17:10:19 UTC
Install	`cargo add base16ct`
Minimum Rust version (rust-version)	`Rust ≥ 1.85`
License	Apache-2.0 OR MIT
Advisories on latest version	none known
Last verified	2026-10-08 14:56:55 UTC
Sources	api.osv.dev, crates.io

Maintenance

Activity	slowing down
Last stable release	2026-01-03 17:10:19 UTC · 278 days ago
Stable releases in the last 12 months	1
Published versions	6

Heuristic based only on release dates; it does not measure issue or security response times.

Version history

Version	Published
`1.0.0`	2026-01-03 17:10:19 UTC
`0.3.0`	2025-08-20 22:48:48 UTC
`0.2.0`	2023-02-26 17:06:02 UTC
`0.1.1`	2022-01-15 15:37:12 UTC
`0.1.0`	2022-01-13 00:38:52 UTC
`0.0.0` withdrawn	2022-01-11 22:12:56 UTC

Showing the 6 most recent of 6 versions. JSON

Version compatibility

Newest stable version that declares support for each runtime version (from the requirements published with each version).

Runtime	Newest compatible version
`rust 1.63`	`0.2.0`
`rust 1.70`	`0.2.0`
`rust 1.75`	`0.2.0`
`rust 1.80`	`0.2.0`
`rust 1.85`	`1.0.0`
`rust 1.90`	`1.0.0`

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Frequently asked questions

What is the latest version of base16ct?

The latest stable version of base16ct is 1.0.0, published on 2026-01-03. Verified by Vigia on 2026-10-08.

How do I install the latest version of base16ct?

Run cargo add base16ct. The latest stable version is 1.0.0 (verified 2026-10-08).

Is base16ct deprecated?

No. base16ct is not marked as deprecated in the registry.

Which Rust version does base16ct require?

base16ct 1.0.0 declares this requirement: Rust ≥ 1.85.

Does base16ct 1.0.0 have known vulnerabilities?

No known advisories affect base16ct 1.0.0 according to the data Vigia checks.

Is base16ct still maintained?

base16ct published 1 stable releases in the last 12 months; the most recent was 278 days ago. Activity: slowing down.

Observed changes

No changes observed yet since Vigia started tracking this package.

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