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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
83Goodhealth index
rust-lang/libc
Raw bindings to platform APIs for Rust
Rust★ 2,577↓ 98.2M/moJul 21, 2026
Apache-2.0Jul 21, 2026 · metrics 1.13.0
crates.io
79Goodhealth index
rust-bitcoin/rust-bitcoin
Rust Bitcoin library
Rust★ 2,644↓ 1.5M/moJul 17, 2026
CC0-1.0Jul 17, 2026 · metrics 1.13.0
crates.io
77Goodhealth index
microsoft/regorus
Regorus - A fast, lightweight Rego (OPA policy language) interpreter written in Rust.
Rust · Open Policy Agent · C★ 330↓ 224.7K/moJul 22, 2026
Custom licenseJul 22, 2026 · metrics 1.13.0
crates.io
77Goodhealth index
uuid-rs/uuid
Generate and parse UUIDs.
Rust★ 1,223↓ 51M/moJul 20, 2026
Custom licenseJul 20, 2026 · metrics 1.13.0
crates.io
76Goodhealth index
dfinity/agent-rs
A collection of libraries and tools for building software around the Internet Computer, in Rust.
Rust★ 144↓ 95.5K/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
75Goodhealth index
rp-rs/rp-hal
A Rust Embedded-HAL for the rp series microcontrollers
Rust★ 1,899↓ 567.5K/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
75Goodhealth index
rust-lang/hashbrown
Rust port of Google's SwissTable hash map
Rust★ 2,973↓ 184M/moJul 22, 2026
Apache-2.0Jul 22, 2026 · metrics 1.13.0
crates.io
74Goodhealth index
anthropics/buffa
Rust implementation of protobuf with editions support, JSON serialization, and zero-copy views
Rust★ 839↓ 3.5M/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
74Goodhealth index
taiki-e/portable-atomic
Portable atomic types including support for 128-bit atomics, atomic float, etc.
Rust★ 240↓ 35.6M/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io · npm · Go +1
73Goodhealth index
ashvardanian/NumKong
SIMD-accelerated distances, dot products, matrix ops, geospatial & geometric kernels for 16 numeric types — from 6-bit floats to 64-bit complex — across x86, Arm, RISC-V, and WASM, with bindings for Python, Rust, C, C++, Swift, JS, and Go 📐
C · C++★ 1,851↓ 34K/moJul 21, 2026
Apache-2.0Jul 21, 2026 · metrics 1.13.0
crates.io
73Goodhealth index
bitflags/bitflags
A macro to generate structures which behave like bitflags
Rust★ 1,142↓ 111M/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io · Go · npm
73Goodhealth index
raviqqe/stak
The miniature, embeddable R7RS Scheme implementation
Rust★ 133↓ 29.7K/moJul 14, 2026
MITJul 14, 2026 · metrics 1.13.0
crates.io
73Goodhealth index
time-rs/time
Date and time handling in Rust.
Rust★ 1,325↓ 139M/moJul 20, 2026
Apache-2.0Jul 20, 2026 · metrics 1.13.0
crates.io · npm · Packagist +2
72Goodhealth index
lindera/lindera
A multilingual morphological analysis library.
Rust★ 644↓ 481.1K/moJul 18, 2026
MITJul 18, 2026 · metrics 1.13.0
crates.io
72Goodhealth index
shepmaster/snafu
Easily assign underlying errors into domain-specific errors while adding context
Rust★ 1,891↓ 8.7M/moJul 21, 2026
Apache-2.0Jul 21, 2026 · metrics 1.13.0
crates.io
71Goodhealth index
daac-tools/daachorse
🐎 A fast implementation of the Aho-Corasick algorithm using the compact double-array data structure in Rust.
Rust★ 268↓ 489.9K/moJul 13, 2026
Apache-2.0Jul 13, 2026 · metrics 1.13.0
crates.io
71Goodhealth index
mmastrac/linktime
Link-time initialization, destruction, scattered data collection macros for Rust
Rust★ 1,048↓ 19.9M/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
71Goodhealth index
oxidecomputer/iddqd
Maps where keys are borrowed from values.
Rust★ 399↓ 546.7K/moJul 22, 2026
Apache-2.0Jul 22, 2026 · metrics 1.13.0
crates.io
71Goodhealth index
taiki-e/atomic-maybe-uninit
Atomic operations on potentially uninitialized integers.
Rust★ 32↓ 6,237/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io · npm · Go +1
70Goodhealth index
ashvardanian/StringZilla
Up to 100x faster strings for C, C++, CUDA, Python, Rust, Swift, JS, & Go, leveraging NEON, AVX2, AVX-512, SVE, GPGPU, & SWAR to accelerate search, hashing, sorting, edit distances, sketches, and memory ops 🦖
C · C++ · Cuda★ 3,515↓ 2,257/moJul 21, 2026
Apache-2.0Jul 21, 2026 · metrics 1.13.0
crates.io
70Goodhealth index
serde-rs/json
Strongly typed JSON library for Rust
Rust★ 5,598↓ 77.3M/moJul 15, 2026
Apache-2.0Jul 15, 2026 · metrics 1.13.0
crates.io
70Goodhealth index
taiki-e/pin-project-lite
A lightweight version of pin-project written with declarative macros.
Rust★ 278↓ 68.4M/moJul 22, 2026
Apache-2.0Jul 22, 2026 · metrics 1.13.0
crates.io
69Moderatehealth index
dtolnay/anyhow
Flexible concrete Error type built on std::error::Error
Rust★ 6,596↓ 58.4M/moJul 19, 2026
Apache-2.0Jul 19, 2026 · metrics 1.13.0
crates.io
69Moderatehealth index
rtic-rs/rtic
Real-Time Interrupt-driven Concurrency (RTIC) framework for ARM Cortex-M microcontrollers
Rust★ 2,363↓ 104.1K/moJul 14, 2026
Apache-2.0Jul 14, 2026 · metrics 1.13.0
crates.io
68Moderatehealth index
LFDT-Lockness/generic-ec
Generic elliptic curve cryptography in Rust
Rust★ 7↓ 57.6K/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
68Moderatehealth index
alloy-rs/chains
Canonical type definitions for EIP-155 chains
Rust · Python★ 107↓ 1.3M/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
68Moderatehealth index
dtolnay/async-trait
Type erasure for async trait methods
Rust★ 2,166↓ 38.3M/moJul 19, 2026
Apache-2.0Jul 19, 2026 · metrics 1.13.0
crates.io
68Moderatehealth index
dtolnay/thiserror
derive(Error) for struct and enum error types
Rust★ 5,485↓ 197M/moJul 19, 2026
Apache-2.0Jul 19, 2026 · metrics 1.13.0
crates.io
68Moderatehealth index
oxibus/can-dbc
Rust dbc parser
Rust★ 107↓ 1.4M/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
67Moderatehealth index
fitzgen/bumpalo
A fast bump allocation arena for Rust
Rust★ 2,282↓ 40.3M/moJul 22, 2026
Apache-2.0Jul 22, 2026 · metrics 1.13.0