Browse Crates Packages

303 packages sorted by popularity

Package Score Downloads / wk Version
errno
Cross-platform interface to the `errno` variable.
48 -- 0.3.14
paste-test-suite
Test suite of the paste crate
44 -- 0.0.0
no-panic
Attribute macro to require that the compiler prove a function can't ever panic.
53 -- 0.1.36
rand
Random number generators and other randomness functionality.
59 -- 0.10.0
serde_test
Token De/Serializer for testing De/Serialize implementations
44 -- 1.0.177
tokio-test
Testing utilities for Tokio- and futures-based code
62 -- 0.4.5
petgraph
Graph data structure library. Provides graph types and graph algorithms.
49 -- 0.8.3
prettyplease
A minimal `syn` syntax tree pretty-printer
49 -- 0.2.37
sc
Raw system calls
44 -- 0.2.7
wasm-bindgen-macro-support
Implementation APIs for the `#[wasm_bindgen]` attribute
52 -- 0.2.114
bindgen
Automatically generates Rust FFI bindings to C and C++ libraries.
61 -- 0.72.1
anyhow
Flexible concrete Error type built on std::error::Error
51 -- 1.0.102
predicates-tree
Render boolean-valued predicate functions results as a tree.
55 -- 1.0.13
ppv-lite86
Cross-platform cryptography-oriented low-level SIMD library.
45 -- 0.2.21
socket2
Utilities for handling networking sockets with a maximal amount of configuration possible intended.
66 -- 0.6.3
valuable-derive
Macros for the `valuable` crate.
43 -- 0.1.1
async-stream
Asynchronous streams using async & await notation
46 -- 0.3.6
unicase
A case-insensitive wrapper around strings.
48 -- 2.9.0
crossbeam-utils
Utilities for concurrent programming
57 -- 0.8.21
crossbeam-deque
Concurrent work-stealing deque
57 -- 0.8.6
serde_json
A JSON serialization file format
59 -- 1.0.149
time
Date and time library. Fully interoperable with the standard library. Mostly compatible with #![no_std].
64 -- 0.3.47
hermit-abi
Hermit system calls definitions.
45 -- 0.5.2
backtrace
A library to acquire a stack trace (backtrace) at runtime in a Rust program.
61 -- 0.3.76
tokio-io
Core I/O primitives for asynchronous I/O in Rust.
55 -- 0.2.0-alpha.6
normalized-path
placeholder
41 -- 0.0.0
bytes
Types and traits for working with bytes
60 -- 1.11.1
slab
Pre-allocated storage for a uniform data type
53 -- 0.4.12
regex-automata
Automata construction and matching using regular expressions.
66 -- 0.4.14
io-uring
The low-level `io_uring` userspace interface for Rust
57 -- 0.7.11
pkg-config
A library to run the pkg-config system tool at build time in order to be used in Cargo build scripts.
51 -- 0.3.32
paste
Macros for all your token pasting needs
42 -- 1.0.15
mockall
A powerful mock object library for Rust.
51 -- 0.14.0
tokio-stream
Utilities to work with `Stream` and `tokio`.
63 -- 0.1.18
futures-test
Common utilities for testing components built off futures-rs.
61 -- 0.3.32
strum
Helpful macros for working with enums and strings
53 -- 0.28.0
rstest
Rust fixture based test framework. It use procedural macro to implement fixtures and table based tests.
53 -- 0.26.1
futures-lite
Futures, streams, and async I/O combinators
50 -- 2.6.1
unicode-xid
Determine whether characters have the XID_Start or XID_Continue properties according to Unicode Standard Annex #31.
47 -- 0.2.6
snapbox
Snapshot testing toolbox
47 -- 1.1.0
thiserror-impl
Implementation detail of the `thiserror` crate
53 -- 2.0.18
strum_macros
Helpful macros for working with enums and strings
53 -- 0.28.0
phf
Runtime support for perfect hash function data structures
57 -- 0.13.1
tar
A Rust implementation of a TAR file reader and writer. This library does not currently handle compression, but it is …
41 -- 0.4.44
mio
Lightweight non-blocking I/O.
60 -- 1.1.1
digest
Traits for cryptographic hash functions and message authentication codes
63 -- 0.11.1
getrandom
A small cross-platform library for retrieving random data from system source
67 -- 0.4.1
percent-encoding
Percent encoding and decoding
56 -- 2.3.2
form_urlencoded
Parser and serializer for the application/x-www-form-urlencoded syntax, as used by HTML forms.
57 -- 1.2.2
httparse
A tiny, safe, speedy, zero-copy HTTP/1.x parser.
47 -- 1.10.1
wasi
WASI API bindings for Rust
48 -- 0.14.7+wasi-0.2.4
ryu
Fast floating point to string conversion
52 -- 1.0.23
libz-sys
Low-level bindings to the system libz library (also known as zlib).
59 -- 1.1.24
easy-parallel
Run closures in parallel
43 -- 3.3.1
sptr
sptr: The Strict Provenance Polyfill
40 -- 0.3.2
winapi
Raw FFI bindings for all of Windows API.
44 -- 0.3.9
mio-aio
POSIX AIO bindings for mio
51 -- 1.0.0
roaring
A better compressed bitset - pure Rust implementation
48 -- 0.11.3
memoffset
offset_of functionality for Rust structs.
43 -- 0.9.1
phf_generator
PHF generation logic
56 -- 0.13.1
futures-executor
Executors for asynchronous tasks based on the futures-rs library.
61 -- 0.3.32
once_cell
Single assignment cells and lazy values.
49 -- 1.21.3
bytemuck
A crate for mucking around with piles of bytes.
50 -- 1.25.0
windows_i686_gnullvm
Import lib for Windows
58 -- 0.53.1
futures-util
Common utilities and extension traits for the futures-rs library.
61 -- 0.3.32
windows_aarch64_gnullvm
Import lib for Windows
58 -- 0.53.1
serde_derive
Macros 1.1 implementation of #[derive(Serialize, Deserialize)]
57 -- 1.0.228
rustix
Safe Rust bindings to POSIX/Unix/Linux/Winsock-like syscalls
63 -- 1.1.4
humansize
A configurable crate to easily represent sizes in a human-readable format.
46 -- 2.1.3
memchr
Provides extremely fast (uses SIMD on x86_64, aarch64 and wasm32) routines for 1, 2 or 3 byte search and single …
55 -- 2.8.0
futures-task
Tools for working with tasks.
60 -- 0.3.32
static_assertions
Compile-time assertions to ensure that invariants are met.
45 -- 1.1.0
futures-io
The `AsyncRead`, `AsyncWrite`, `AsyncSeek`, and `AsyncBufRead` traits for the futures-rs library.
61 -- 0.3.32
pin-project
A crate for safe and ergonomic pin-projection.
61 -- 1.1.11
futures-channel
Channels for asynchronous communication using futures-rs.
61 -- 0.3.32
cloudflare-zlib-sys
Cloudflare fork of zlib with performance improvements
52 -- 0.3.7
assert_matches
Asserts that a value matches a pattern
44 -- 1.5.0
futures-core
The core traits and types in for the `futures` library.
61 -- 0.3.32
futures-sink
The asynchronous `Sink` trait for the futures-rs library.
61 -- 0.3.32
same-file
A simple crate for determining whether two file paths point to the same file.
46 -- 1.0.6
windows_x86_64_msvc
Import lib for Windows
58 -- 0.53.1
random-trait
Rust library for a random trait meant to produce random generic types
36 -- 0.1.1
pretty_env_logger
a visually pretty env_logger
43 -- 0.5.0
proc-macro2
A substitute implementation of the compiler's `proc_macro` API to decouple token-based libraries from the procedural macro use case.
54 -- 1.0.106
predicates
An implementation of boolean-valued predicate functions.
56 -- 3.1.4
auto_enums
A library for to allow multiple return types by automatically generated enum.
61 -- 0.8.8
tracing
Application-level tracing for Rust.
58 -- 0.1.44
libm
libm in pure Rust
59 -- 0.2.16
tester
A fork of Rust’s `test` crate that doesn’t require unstable language features.
41 -- 0.9.1
num_cpus
Get the number of CPUs on a machine.
46 -- 1.17.0
async-trait
Type erasure for async trait methods
49 -- 0.1.89
web-sys
Bindings for all Web APIs, a procedurally generated crate from WebIDL
52 -- 0.3.91
js-sys
Bindings for all JS global objects and functions in all JS environments like Node.js and browsers, built on `#[wasm_bindgen]` using …
52 -- 0.3.91
sysctl
Simplified interface to libc::sysctl
45 -- 0.7.1
assert-impl
Macro for static assert types implement a trait or not
41 -- 0.1.3
futures-core-preview
The core traits and types in for the `futures` library.
57 -- 0.3.0-alpha.19
generator
Stackfull Generator Library in Rust
52 -- 0.8.8
cfg_aliases
A tiny utility to help save you a lot of effort with long winded `#[cfg()]` checks.
44 -- 0.2.1
env_logger
A logging implementation for `log` which is configured via an environment variable.
58 -- 0.11.9
downcast
Trait for downcasting trait objects back to their original types.
43 -- 0.11.0

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