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#no-std

Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.

558 records
Tagged “no-std”Ranked by health index
crates.io
34At Riskhealth index
RustCrypto/sponges
Collection of sponge functions written in pure Rust
Rust★ 55↓ 10.5M/moAug 6, 2026
No licenseAug 6, 2026 · metrics 2.10.0
crates.io
34At Riskhealth index
RustCrypto/stream-ciphers
Collection of stream cipher algorithms
Rust★ 324↓ 31.9M/moAug 8, 2026
No licenseAug 8, 2026 · metrics 2.10.0
crates.io
34At Riskhealth index
RustCrypto/traits
Collection of cryptography-related traits
Rust★ 750↓ 225M/moAug 4, 2026
No licenseAug 4, 2026 · metrics 2.10.0
crates.io
34At Riskhealth index
RustCrypto/utils
Utility crates used in RustCrypto
Rust★ 655↓ 101M/moAug 4, 2026
No licenseAug 4, 2026 · metrics 2.10.0
crates.io
34At Riskhealth index
bytecodealliance/wasi-rs
WASI bindings for Rust
Rust★ 368↓ 49.7M/moAug 27, 2026
Apache-2.0Aug 27, 2026 · metrics 2.10.0
crates.io
34At Riskhealth index
hannahfluch/exfat-fs
format exfat volumes
Rust★ 3↓ 192/moAug 16, 2026
MITAug 16, 2026 · metrics 2.10.0
crates.io
34At Riskhealth index
hsivonen/idna_adapter
Back end adapter for idna
Rust★ 5↓ 51M/moAug 3, 2026
Apache-2.0Aug 3, 2026 · metrics 2.10.0
crates.io
34At Riskhealth index
rust-lang-nursery/lazy-static.rs
A small macro for defining lazy evaluated static variables in Rust.
Rust★ 2,030↓ 55.5M/moAug 3, 2026
Apache-2.0Aug 3, 2026 · metrics 2.10.0
crates.io
34At Riskhealth index
rust-random/getrandom
A small cross-platform library for retrieving random data from (operating) system source
Rust★ 570↓ 163M/moAug 4, 2026
Apache-2.0Aug 4, 2026 · metrics 2.10.0
crates.io
34At Riskhealth index
rust-random/rand
A Rust library for random number generation.
Rust★ 2,071↓ 138M/moSep 5, 2026
Custom licenseSep 5, 2026 · metrics 2.10.0
crates.io
34At Riskhealth index
serde-rs/serde
Serialization framework for Rust
Rust★ 10.8K↓ 272M/moAug 20, 2026
Apache-2.0Aug 20, 2026 · metrics 2.10.0
crates.io
33At Riskhealth index
image-rs/byteorder-lite
A fork of the `byteorder` crate with no unsafe code
Rust★ 3↓ 10.5M/moAug 11, 2026
UnlicenseAug 11, 2026 · metrics 2.10.0
crates.io
33At Riskhealth index
indexmap-rs/equivalent
Rust traits for key comparison in maps.
Rust★ 42↓ 63.7M/moAug 4, 2026
Apache-2.0Aug 4, 2026 · metrics 2.10.0
crates.io
32At Riskhealth index
andylokandy/arraydeque
A circular buffer with fixed capacity (Rust).
Rust★ 108↓ 5.6M/moAug 13, 2026
MITAug 13, 2026 · metrics 2.10.0
crates.io
31At Riskhealth index
AlexanderSchuetz97/xz4rust
Memory Safe pure Rust no-std & no alloc XZ decoder
Rust★ 3↓ 5,374/moJul 21, 2026
Custom licenseJul 21, 2026 · metrics 2.10.0
crates.io
31At Riskhealth index
tokio-rs/valuable
No repository description published.
Rust★ 253↓ 22.1M/moAug 3, 2026
MITAug 3, 2026 · metrics 2.10.0
crates.io
30At Riskhealth index
fkoep/downcast-rs
Trait for downcasting trait objects back to their original types.
Rust★ 19↓ 7.8M/moAug 21, 2026
MITAug 21, 2026 · metrics 2.10.0
crates.io
30At Riskhealth index
murarth/assert_matches
Provides macro `assert_matches` for testing pattern matching
Rust★ 69↓ 3.5M/moAug 13, 2026
Apache-2.0Aug 13, 2026 · metrics 2.10.0
crates.io
30At Riskhealth index
myrrlyn/wyz
myrrlyn’s wyzyrdly library
Rust★ 26↓ 17.8M/moAug 8, 2026
MITAug 8, 2026 · metrics 2.10.0
crates.io
30At Riskhealth index
ogham/rust-number-prefix
Library for numeric prefixes, such as “Kilo” or “Giga” or “Kibi”.
Rust★ 25↓ 7.6M/moAug 13, 2026
MITAug 13, 2026 · metrics 2.10.0
crates.io
30At Riskhealth index
retep998/winapi-rs
Rust bindings to Windows API
Rust★ 1,929↓ 80M/moAug 4, 2026
Apache-2.0Aug 4, 2026 · metrics 2.10.0
crates.io
30At Riskhealth index
tormol/encode_unicode
A rust library for converting between UTF-8, UTF-16 and UTF-32 characters.
Rust★ 13↓ 12.8M/moAug 8, 2026
Apache-2.0Aug 8, 2026 · metrics 2.10.0
crates.io
29At Riskhealth index
Alexhuszagh/minimal-lexical
Minimal float parser primitives with a focus on compile times.
Rust★ 24↓ 31.3M/moAug 3, 2026
Custom licenseAug 3, 2026 · metrics 2.10.0
crates.io
29At Riskhealth index
RazrFalcon/strict-num
A collection of bounded numeric types.
Rust★ 10↓ 4.4M/moAug 22, 2026
MITAug 22, 2026 · metrics 2.10.0
crates.io
29At Riskhealth index
dlaw/fring
Rust library providing fast ring buffer
Rust★ 1↓ 2,494/moAug 21, 2026
No licenseAug 21, 2026 · metrics 2.10.0
crates.io
29At Riskhealth index
kanade-k-1228/arduino-uno-r4-hal
HAL library for Arduino Uno R4 (RA4M1) 🦀 rust-embedded/embedded-hal
Rust★ 5↓ 4,094/moAug 30, 2026
No licenseAug 30, 2026 · metrics 2.10.0
crates.io
29At Riskhealth index
mbrubeck/rust-debug-unreachable
unreachable!() in debug, std::intrinsics::unreachable() in release
Rust★ 6↓ 13.4M/moAug 8, 2026
MITAug 8, 2026 · metrics 2.10.0
crates.io
29At Riskhealth index
randomites/plain
A small Rust library that allows users to reinterpret data of certain types safely.
Rust★ 43↓ 10.2M/moAug 11, 2026
Apache-2.0Aug 11, 2026 · metrics 2.10.0
crates.io
29At Riskhealth index
robertbastian/core_maths
No repository description published.
Rust★ 7↓ 5.6M/moAug 22, 2026
MITAug 22, 2026 · metrics 2.10.0
crates.io
28At Riskhealth index
addr-rs/psl-types
Common types for the public suffix implementation crates
Rust★ 2↓ 4.7M/moAug 21, 2026
MITAug 21, 2026 · metrics 2.10.0