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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.

111 records
Tagged “no-std”Ranked by health index
crates.io
59Moderatehealth index
dtolnay/remain
Compile-time checks that an enum or match is written in sorted order
Rust★ 124↓ 228.9K/moJul 19, 2026
Apache-2.0Jul 19, 2026 · metrics 1.13.0
crates.io
59Moderatehealth index
koushiro/rust-bips
A collection of BIP crates: BIP-0032 / BIP-0039
Rust★ 29↓ 45.9K/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
59Moderatehealth index
mcountryman/simd-adler32
A SIMD-accelerated Adler-32 hash algorithm implementation.
Rust★ 46↓ 34.9M/moJul 17, 2026
MITJul 17, 2026 · metrics 1.13.0
crates.io
59Moderatehealth index
r-efi/r-efi
UEFI Reference Specification Protocol Constants and Definitions
Rust★ 131↓ 40.3M/moJul 22, 2026
No licenseJul 22, 2026 · metrics 1.13.0
crates.io
59Moderatehealth index
tov/weak-table-rs
Weak hash tables for Rust
Rust★ 42↓ 374.4K/moJul 17, 2026
MITJul 17, 2026 · metrics 1.13.0
crates.io
58Moderatehealth index
al8n/wg
Golang like WaitGroup implementation for sync/async Rust, support no_std environment.
Rust★ 37↓ 16K/moJul 14, 2026
Apache-2.0Jul 14, 2026 · metrics 1.13.0
crates.io
58Moderatehealth index
cykooz/fast_image_resize
Rust library for fast image resizing with using of SIMD instructions.
Rust★ 452↓ 809.7K/moJul 18, 2026
Apache-2.0Jul 18, 2026 · metrics 1.13.0
crates.io · PyPI
58Moderatehealth index
ssmichael1/numeris
Mathematical library in rust
Rust★ 0↓ 2,367/moJul 17, 2026
MITJul 17, 2026 · metrics 1.13.0
crates.io
58Moderatehealth index
zommiommy/common_traits
Rust traits I write way too often
Rust★ 3↓ 28.9K/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
57Moderatehealth index
agerasev/ringbuf
Lock-free SPSC FIFO ring buffer with direct access to inner data
Rust★ 584↓ 1.1M/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
57Moderatehealth index
rust-lang/impl-trait-utils
Utilities for working with impl traits in Rust.
Rust★ 132↓ 946.7K/moJul 22, 2026
Apache-2.0Jul 22, 2026 · metrics 1.13.0
crates.io
56Moderatehealth index
kaidokert/num-traits
Numeric traits for generic mathematics in Rust
Rust★ 2↓ 2,181/moJul 19, 2026
Apache-2.0Jul 19, 2026 · metrics 1.13.0
crates.io
56Moderatehealth index
malik672/uniswap-sdk-core-rust
uniswap sdk core in rust
Rust★ 63↓ 11K/moJul 21, 2026
MITJul 21, 2026 · metrics 1.13.0
crates.io
56Moderatehealth index
seancroach/simd_cesu8
An extremely fast, SIMD-accelerated, encoding and decoding library for CESU-8 and Modified UTF-8.
Rust★ 8↓ 4.1M/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
56Moderatehealth index
twittner/minicbor
A small CBOR codec suitable for no_std environments.
Rust★ 102↓ 2M/moJul 21, 2026
Custom licenseJul 21, 2026 · metrics 1.13.0
crates.io
56Moderatehealth index
valkyoth/base64-ng
A next-generation Base64 codec for Rust.
Rust★ 1↓ 2,319/moJul 14, 2026
Apache-2.0Jul 14, 2026 · metrics 1.13.0
crates.io
55Moderatehealth index
CasualX/obfstr
Compiletime string literal obfuscation.
Rust★ 610↓ 191.1K/moJul 17, 2026
MITJul 17, 2026 · metrics 1.13.0
crates.io
55Moderatehealth index
magiclen/html-escape
This library is for encoding/escaping special characters in HTML and decoding/unescaping HTML entities as well.
Rust★ 52↓ 3M/moJul 20, 2026
MITJul 20, 2026 · metrics 1.13.0
crates.io
55Moderatehealth index
rust-num/num-traits
Numeric traits for generic mathematics in Rust
Rust★ 955↓ 58.6M/moJul 22, 2026
Apache-2.0Jul 22, 2026 · metrics 1.13.0
crates.io
55Moderatehealth index
ryota2357/lean_string
Compact, clone-on-write string for Rust.
Rust★ 10↓ 97.1K/moJul 14, 2026
MITJul 14, 2026 · metrics 1.13.0
crates.io
54Moderatehealth index
KarpelesLab/puremp
Pure-Rust, clean-room arbitrary-precision arithmetic: integers, rationals, MPFR-class floats, decimals, complex, polynomials, matrices, intervals and algebraic numbers — no_std, MIT
Rust★ 1↓ 2,336/moJul 14, 2026
MITJul 14, 2026 · metrics 1.13.0
crates.io
54Moderatehealth index
al8n/varing
Protobuf's varint encoding/decoding for LEB128 friendly types with full const context operations supports.
Rust★ 6↓ 4,101/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
54Moderatehealth index
astral-sh/char_str
Compact, clone-on-write string for Rust.
Rust★ 1↓ 2,153/moJul 20, 2026
MITJul 20, 2026 · metrics 1.13.0
crates.io · PyPI
53Moderatehealth index
AA-Turner/roman-numerals
Manipulate Roman numerals
Rust · Python★ 5↓ 244.9K/moJul 17, 2026
Custom licenseJul 17, 2026 · metrics 1.13.0
crates.io
53Moderatehealth index
magiclen/chinese-lunisolar-calendar
The traditional Chinese Calendar, known as 農曆 or 陰曆 in Chinese, is based on the moon, and is commonly referred to as the Lunar Calendar.
Rust★ 56↓ 931/moJul 19, 2026
MITJul 19, 2026 · metrics 1.13.0
crates.io
53Moderatehealth index
valkyoth/sanitization
A dependency-free, no_std Rust crate for secure in-memory secret handling, constant-time checks, and automated clear-on-drop zeroization.
Rust · Python★ 1Jul 20, 2026
Apache-2.0Jul 20, 2026 · metrics 1.13.0
crates.io
52Moderatehealth index
VolkovIlia/semiflow
Fast no_std Rust library for evolution equations and PDEs via Chernoff approximation of operator semigroups — heat, Schrödinger, diffusion, graph & manifold operators. Bindings for C, Python, and WebAssembly.
Rust · Python★ 2Jul 15, 2026
Apache-2.0Jul 15, 2026 · metrics 1.13.0
crates.io · PyPI · npm +1
52Moderatehealth index
artob/edky
Convert Ed25519 public keys between various encoding formats.
Rust★ 6↓ 3,008/moJul 21, 2026
UnlicenseJul 21, 2026 · metrics 1.13.0
crates.io
51Moderatehealth index
connyay/cf-colo-hint
Cloudflare colo to Durable Objects location hint mapping
Rust · Python★ 2↓ 2,203/moJul 19, 2026
No licenseJul 19, 2026 · metrics 1.13.0
crates.io
50Moderatehealth index
DoumanAsh/xxhash-rust
Rust implementation of xxhash
Rust★ 293↓ 7.4M/moJul 17, 2026
BSL-1.0Jul 17, 2026 · metrics 1.13.0