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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.

737 records
Tagged “no-std”Ranked by health index
crates.io
31At Riskhealth index
indexmap-rs/equivalent
Rust traits for key comparison in maps.
Rust★ 43↓ 71.8M/moSep 16, 2026
Apache-2.0Sep 16, 2026 · metrics 2.10.0
crates.io
31At Riskhealth index
ogham/rust-number-prefix
Library for numeric prefixes, such as “Kilo” or “Giga” or “Kibi”.
Rust★ 25↓ 7.4M/moSep 18, 2026
MITSep 18, 2026 · metrics 2.10.0
crates.io
31At Riskhealth index
tkaitchuck/Mwc256XXA64
A fast high quality PRNG with 64bits of output and a 256bit state.
Rust★ 21↓ 6,420/moOct 19, 2026
Apache-2.0Oct 19, 2026 · metrics 2.10.0
crates.io
30At Riskhealth index
anoma/smooth-operator
Rust checked arithmetic without the visual clutter
Rust★ 4↓ 6,125/moOct 12, 2026
MITOct 12, 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↓ 8.4M/moOct 20, 2026
MITOct 20, 2026 · metrics 2.10.0
crates.io
30At Riskhealth index
jedisct1/rust-rawbytes
A rust crate to view a structure as raw bytes (&[u8])
Rust★ 4↓ 8,923/moSep 25, 2026
No licenseSep 25, 2026 · metrics 2.10.0
crates.io
30At Riskhealth index
murarth/assert_matches
Provides macro `assert_matches` for testing pattern matching
Rust★ 69↓ 3.8M/moSep 18, 2026
Apache-2.0Sep 18, 2026 · metrics 2.10.0
crates.io
30At Riskhealth index
retep998/winapi-rs
Rust bindings to Windows API
Rust★ 1,930↓ 80.8M/moSep 16, 2026
Apache-2.0Sep 16, 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↓ 13.6M/moSep 17, 2026
Apache-2.0Sep 17, 2026 · metrics 2.10.0
crates.io
29At Riskhealth index
BurntSushi/byteorder
Rust library for reading/writing numbers in big-endian and little-endian.
Rust★ 1,096↓ 50.8M/moSep 16, 2026
UnlicenseSep 16, 2026 · metrics 2.10.0
crates.io
29At Riskhealth index
anoma/usize-set
A sparse bit set Rust crate
Rust★ 4↓ 3,054/moOct 12, 2026
MITOct 12, 2026 · metrics 2.10.0
PyPI · crates.io · npm +3
29At Riskhealth index
anyascii/anyascii
Unicode to ASCII transliteration - C Elixir Go Java JS Julia PHP Python Ruby Rust Shell .NET
Kotlin · Java★ 424↓ 5.1M/moSep 9, 2026
ISCSep 9, 2026 · metrics 2.10.0
crates.io
29At Riskhealth index
mbrubeck/rust-debug-unreachable
unreachable!() in debug, std::intrinsics::unreachable() in release
Rust★ 6↓ 16M/moSep 17, 2026
MITSep 17, 2026 · metrics 2.10.0
crates.io
29At Riskhealth index
mobilecoinofficial/aligned-array
A rust crate for aligned values and aligned arrays
Rust★ 1↓ 43.9K/moOct 18, 2026
No licenseOct 18, 2026 · metrics 2.10.0
crates.io
29At Riskhealth index
robertbastian/core_maths
No repository description published.
Rust★ 7↓ 8M/moOct 20, 2026
MITOct 20, 2026 · metrics 2.10.0
crates.io
28At Riskhealth index
mbrubeck/by_address
Rust wrapper type that implements hashing and comparison by pointer address
Rust★ 37↓ 6.6M/moOct 20, 2026
Apache-2.0Oct 20, 2026 · metrics 2.10.0
crates.io
28At Riskhealth index
nvzqz/static-assertions
Ensure correct assumptions about constants, types, and more in Rust
Rust★ 665↓ 35.3M/moSep 16, 2026
Apache-2.0Sep 16, 2026 · metrics 2.10.0
crates.io
28At Riskhealth index
randomites/plain
A small Rust library that allows users to reinterpret data of certain types safely.
Rust★ 43↓ 10.4M/moSep 17, 2026
Apache-2.0Sep 17, 2026 · metrics 2.10.0
crates.io
27At Riskhealth index
AlexanderSchuetz97/defer-heavy
A versatile and easy to use defer statement for Rust. Similar to Go's or Zig's defer.
Rust★ 0↓ 2,611/moOct 10, 2026
MITOct 10, 2026 · metrics 2.10.0
crates.io
27At Riskhealth index
dlaw/fring
Rust library providing fast ring buffer
Rust★ 1↓ 3,259/moOct 20, 2026
No licenseOct 20, 2026 · metrics 2.10.0
crates.io
27At Riskhealth index
kanade-k-1228/arduino-uno-r4-hal
HAL library for Arduino Uno R4 (RA4M1) 🦀 rust-embedded/embedded-hal
Rust★ 5↓ 3,814/moOct 21, 2026
No licenseOct 21, 2026 · metrics 2.10.0
crates.io
26At Riskhealth index
addr-rs/psl-types
Common types for the public suffix implementation crates
Rust★ 2↓ 6.3M/moOct 20, 2026
MITOct 20, 2026 · metrics 2.10.0
crates.io
26At Riskhealth index
maciejhirsz/beef
Faster, more compact implementation of std::borrow::Cow
Rust★ 379↓ 4.3M/moSep 23, 2026
Apache-2.0Sep 23, 2026 · metrics 2.10.0
crates.io
26At Riskhealth index
thomcc/fast-srgb8
Fast conversion between linear float and 8-bit sRGB
Rust★ 22↓ 4.1M/moOct 20, 2026
Apache-2.0Oct 20, 2026 · metrics 2.10.0
crates.io
24At Riskhealth index
qsib-cbie/embedded-heatshrink
No repository description published.
Rust★ 2↓ 97/moOct 19, 2026
No licenseOct 19, 2026 · metrics 2.10.0
crates.io
23At Riskhealth index
bcmyers/num-format
A Rust crate for producing string representations of numbers, formatted according to international standards
Rust★ 129↓ 4.6M/moOct 20, 2026
Apache-2.0Oct 20, 2026 · metrics 2.10.0
crates.io
23At Riskhealth index
oliver-giersch/tagptr
Marked raw and atomic pointers for concurrent programming
Rust★ 10↓ 11.4M/moSep 17, 2026
Apache-2.0Sep 17, 2026 · metrics 2.10.0
crates.io
22At Riskhealth index
japaric/syscall.rs
Raw system calls for Rust
Rust★ 108↓ 66.5K/moSep 15, 2026
Custom licenseSep 15, 2026 · metrics 2.10.0
crates.io
22At Riskhealth index
withoutboats/heck
oh heck, a case conversion library
Rust★ 598↓ 93.2M/moSep 16, 2026
Apache-2.0Sep 16, 2026 · metrics 2.10.0
crates.io
20At Riskhealth index
RazrFalcon/strict-num
A collection of bounded numeric types.
Rust★ 10↓ 6.3M/moOct 20, 2026
MITOct 20, 2026 · metrics 2.10.0