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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
54Moderatehealth index
twitchyliquid64/usbd-hid
No repository description published.
Rust★ 116↓ 114.2K/moSep 16, 2026
MITSep 16, 2026 · metrics 2.10.0
crates.io
54Moderatehealth index
xmc-rs/xmc4100
XMC4100 Peripheral interface library generated from svd2rust
Rust★ 1↓ 109/moSep 18, 2026
MITSep 18, 2026 · metrics 2.10.0
crates.io
54Moderatehealth index
xmc-rs/xmc4200
Peripheral API for XMC4200 series ARM Cortex-M microcontroller in Rust
Rust★ 2↓ 125/moSep 8, 2026
MITSep 8, 2026 · metrics 2.10.0
crates.io
54Moderatehealth index
xmc-rs/xmc4500
XMC4500 Peripheral interface library generated from an SVD
Rust★ 3↓ 122/moSep 18, 2026
MITSep 18, 2026 · metrics 2.10.0
crates.io
54Moderatehealth index
zfedoran/brine-ed25519
Ed25519 signature verification for Solana programs
Rust★ 36↓ 6,052/moSep 15, 2026
MITSep 15, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
AaronKutch/triple_arena
Arena supporting non-Clone types, deletion, and inter-arena pointers
Rust★ 5↓ 53.5K/moOct 20, 2026
Apache-2.0Oct 20, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
Avarok-Cybersecurity/zstd-rs
Pure-Rust no_std Zstandard (RFC 8878) compressor and decompressor; wasm32-unknown-unknown with zero imports; interoperates with C zstd
Rust★ 0↓ 2,548/moOct 3, 2026
Apache-2.0Oct 3, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
VoidStarKat/widestring-rs
A wide string Rust library for converting to and from wide-character strings, including UTF-16 and UTF-32 encoding.
Rust★ 102↓ 7.3M/moSep 17, 2026
Apache-2.0Sep 17, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
al8n/agnostic
Agnostic is a Rust ecosystem that provides runtime-agnostic abstractions for async operations. Write your async code once and run it seamlessly with tokio, smol, or even in WebAssembly - without code changes.
Rust★ 29↓ 50.9K/moOct 20, 2026
Apache-2.0Oct 20, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
alexkazik/scientific
Arbitrary precision scientific number (no_std capable, in pure Rust)
Rust★ 4↓ 142.8K/moSep 24, 2026
MITSep 24, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
astraw/levenberg-marquardt-sparse
Sparse Levenberg-Marquardt solver for nonlinear least squares problems.
Rust · Python★ 0↓ 1,444/moSep 17, 2026
MITSep 17, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
cesarb/constant_time_eq
Compares two equal-sized byte strings in constant time.
Rust★ 48↓ 22.8M/moSep 17, 2026
Apache-2.0Sep 17, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
fabracht/bebytes_macro
No repository description published.
Rust★ 3↓ 12.2K/moOct 11, 2026
No licenseOct 11, 2026 · metrics 2.10.0
crates.io · npm
53Moderatehealth index
inkandswitch/bijou
Bijective variable-length encoding for unsigned integers
HTML · Rust★ 55↓ 1,944/moSep 13, 2026
Apache-2.0Sep 13, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
karip/audio-codec-algorithms
Audio codec algorithms: A-law, μ-law and IMA ADPCM
Rust★ 14↓ 55K/moAug 23, 2026
0BSDAug 23, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
rkyv/ptr_meta
A radioactive stabilization of the ptr_meta RFC.
Rust★ 44↓ 24.1M/moAug 27, 2026
MITAug 27, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
rkyv/rancor
Scalable and efficient error handling without using type composition.
Rust★ 26↓ 3.5M/moSep 17, 2026
MITSep 17, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
sfackler/staged-builder
No repository description published.
Rust★ 15↓ 137K/moSep 13, 2026
Apache-2.0Sep 13, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
strawlab/lstsq
Return the least-squares solution to a linear matrix equation (rustlang, nalgebra)
Rust★ 3↓ 67.6K/moSep 17, 2026
Apache-2.0Sep 17, 2026 · metrics 2.10.0
crates.io
53Moderatehealth index
xmc-rs/xmc4300
XMC4300 Peripheral interface library generated from an SVD
Rust★ 4↓ 102/moSep 18, 2026
MITSep 18, 2026 · metrics 2.10.0
crates.io
51Moderatehealth index
AaronKutch/recasting
No repository description published.
Rust★ 0↓ 53.4K/moOct 20, 2026
Apache-2.0Oct 20, 2026 · metrics 2.10.0
crates.io · PyPI
51Moderatehealth index
PQCrypta/pqc-binary-format
No repository description published.
Rust · Go★ 1↓ 34/moSep 12, 2026
Apache-2.0Sep 12, 2026 · metrics 2.10.0
crates.io
51Moderatehealth index
al8n/memspan
SIMD-accelerated byte-class scanning for lexers and parsers.
Rust · Python★ 4↓ 3,073/moSep 18, 2026
Apache-2.0Sep 18, 2026 · metrics 2.10.0
crates.io
51Moderatehealth index
iShape-Rust/iTree
Red-black tree implementation for rust
Rust★ 1↓ 1.4M/moOct 13, 2026
MITOct 13, 2026 · metrics 2.10.0
crates.io
51Moderatehealth index
imxrt-rs/imxrt-usbd
USB device driver for i.MX RT processors
Rust★ 9↓ 5,270/moOct 21, 2026
Apache-2.0Oct 21, 2026 · metrics 2.10.0
crates.io
51Moderatehealth index
jcreekmore/pem-rs
No repository description published.
Rust★ 58↓ 24.1M/moSep 20, 2026
MITSep 20, 2026 · metrics 2.10.0
crates.io
51Moderatehealth index
jedisct1/rust-xoodyak
Xoodyak, a lightweight and versatile cryptographic scheme implemented in Rust.
Rust★ 30↓ 8,923/moSep 25, 2026
MITSep 25, 2026 · metrics 2.10.0
crates.io
51Moderatehealth index
kupiakos/open-enum
Opens up a Rust enum to allow for non-specified values
Rust★ 19↓ 271.7K/moSep 29, 2026
Apache-2.0Sep 29, 2026 · metrics 2.10.0
crates.io
51Moderatehealth index
lettre/email-encoding
Encodings used in email
Rust★ 2↓ 1.9M/moSep 14, 2026
Apache-2.0Sep 14, 2026 · metrics 2.10.0
crates.io
51Moderatehealth index
magiclen/unicode-blocks
This crate contains a list of all unicode blocks and provides some functions to search across them.
Rust★ 11↓ 406.2K/moSep 13, 2026
MITSep 13, 2026 · metrics 2.10.0