An open API service providing package, version and dependency metadata of many open source software ecosystems and registries.

Registry
crates.io
Packages
186
Total Downloads
169,436,779
Top 4.1% on crates.io
libflate 2.3.2 💰
A Rust implementation of DEFLATE algorithm and related formats (ZLIB, GZIP)
47 versions - Latest release: 3 days ago - 216 dependent packages - 2,555 dependent repositories - 47.5 million downloads total - 176 stars on GitHub - 1 maintainer
fibers_http_client 0.2.0 💰
A tiny asynchronous HTTP/1.1 client library
4 versions - Latest release: about 3 years ago - 1 dependent package - 1 dependent repositories - 7.67 thousand downloads total - 0 stars on GitHub - 1 maintainer
httpcodec 0.2.3 💰
Encoders and decoders for HTTP/1.x messages based on bytecodec crate
15 versions - Latest release: about 7 years ago - 15 dependent packages - 15 dependent repositories - 301 thousand downloads total - 7 stars on GitHub - 1 maintainer
hdf5file 0.1.1 💰
A Rust implementation of HDF5 file format
3 versions - Latest release: about 7 years ago - 1 dependent package - 1 dependent repositories - 11.1 thousand downloads total - 7 stars on GitHub - 1 maintainer
tuinix 0.4.0 💰
A library for building terminal user interface (TUI) applications on Unix systems with minimum de...
12 versions - Latest release: 5 days ago - 8.84 thousand downloads total - 5 stars on GitHub - 1 maintainer
pagurus_windows_system 0.6.0 💰
Library to run Pagurus games on Windows
4 versions - Latest release: over 3 years ago - 6.05 thousand downloads total - 31 stars on GitHub - 1 maintainer
sora_sdk 2026.1.0
Sora Rust SDK
28 versions - Latest release: 15 days ago - 2.47 thousand downloads total - 5 stars on GitHub - 2 maintainers
rusturn 0.0.7 💰
A Rust implementation of TURN server and client
6 versions - Latest release: over 2 years ago - 1 dependent package - 9.24 thousand downloads total - 111 stars on GitHub - 1 maintainer
pagurus_android_system 0.6.0 💰
Library to run Pagurus games on the Android platform
7 versions - Latest release: over 3 years ago - 8.45 thousand downloads total - 31 stars on GitHub - 1 maintainer
Top 9.7% on crates.io
bytecodec 0.5.0 💰
A tiny framework for implementing encoders/decoders of byte-oriented protocols
46 versions - Latest release: over 1 year ago - 40 dependent packages - 58 dependent repositories - 5.77 million downloads total - 26 stars on GitHub - 1 maintainer
pagurus_wasmer 0.5.0 💰
Library to load and run Pagurus games built to WebAssembly files using Wasmer
5 versions - Latest release: over 3 years ago - 6.21 thousand downloads total - 28 stars on GitHub - 1 maintainer
pagurus_tui_system 0.5.0 💰
Library to run Pagurus games on a terminal
5 versions - Latest release: over 3 years ago - 6.26 thousand downloads total - 30 stars on GitHub - 1 maintainer
pagurus_sdl_system 0.6.0 💰
Library to run Pagurus games using SDL 2.0
6 versions - Latest release: over 3 years ago - 7.37 thousand downloads total - 29 stars on GitHub - 1 maintainer
pagurus_tui 0.7.5 💰
library to run Pagurus games on a terminal
6 versions - Latest release: over 2 years ago - 1 dependent package - 1 dependent repositories - 9.45 thousand downloads total - 28 stars on GitHub - 1 maintainer
pagurus_game_std 0.5.0 💰
The standard library to develop Pagurus games
6 versions - Latest release: over 3 years ago - 1 dependent package - 7.88 thousand downloads total - 30 stars on GitHub - 1 maintainer
pagurus 0.7.4 💰
Ultra-portable game engine suited for offline 2D games powered by WebAssembly
16 versions - Latest release: over 2 years ago - 9 dependent packages - 1 dependent repositories - 29.6 thousand downloads total - 29 stars on GitHub - 1 maintainer
shiguredo_video_toolbox 2026.1.1
Rust bindings for Apple Video Toolbox hardware video encoders and decoders
16 versions - Latest release: 5 months ago - 4.26 thousand downloads total - 4 stars on GitHub - 2 maintainers
Top 6.8% on crates.io
sloggers 2.2.0 💰
This library provides frequently used slog loggers and convenient functions
34 versions - Latest release: over 2 years ago - 40 dependent packages - 180 dependent repositories - 1.63 million downloads total - 37 stars on GitHub - 1 maintainer
mlmdquery 0.2.0 💰
A command-line tool to query the contents of an ml-metadata DB.
7 versions - Latest release: over 4 years ago - 8.9 thousand downloads total - 1 stars on GitHub - 1 maintainer
jsonlrpc_mio 0.2.1 💰
Non-blocking `jsonlrpc` server and client using `mio`
3 versions - Latest release: almost 2 years ago - 4.66 thousand downloads total - 0 stars on GitHub - 1 maintainer
miasht 0.0.5 💰
Minimum asynchronous HTTP server/client library
5 versions - Latest release: over 8 years ago - 3 dependent packages - 1 dependent repositories - 12.3 thousand downloads total - 1 stars on GitHub - 1 maintainer
shiguredo_m3u8 2026.1.0-canary.0
M3U8 parser and builder for HLS
1 version - Latest release: 6 months ago - 1.08 thousand downloads total - 2 stars on GitHub - 2 maintainers
scalable_cuckoo_filter 0.5.1 💰
A variant of Cuckoo Filter whose size automatically scales as necessary
14 versions - Latest release: 9 months ago - 2 dependent packages - 1 dependent repositories - 85.4 thousand downloads total - 26 stars on GitHub - 1 maintainer
rendezvous_hash 0.3.0 💰
An implementation of Rendezvous hashing algorithm
11 versions - Latest release: almost 7 years ago - 1 dependent package - 2 dependent repositories - 218 thousand downloads total - 21 stars on GitHub - 1 maintainer
noflate 0.1.2 💰
A no_std sans-io DEFLATE / ZLIB / GZIP encoder and decoder with no dependencies
10 versions - Latest release: 3 days ago - 13.6 thousand downloads total - 8 stars on GitHub - 1 maintainer
efmt_derive 0.1.0 💰
Internal proc macros for efmt crate
4 versions - Latest release: almost 5 years ago - 2 dependent packages - 1 dependent repositories - 10.5 thousand downloads total - 78 stars on GitHub - 1 maintainer
factory 0.1.2 💰
`Factory` trait and its implementations
3 versions - Latest release: over 7 years ago - 8 dependent packages - 14 dependent repositories - 58.3 thousand downloads total - 4 stars on GitHub - 1 maintainer
Top 6.2% on crates.io
libflate_lz77 2.3.0 💰
LZ77 encoder for libflate crate
10 versions - Latest release: 5 months ago - 2 dependent packages - 1,043 dependent repositories - 42.8 million downloads total - 202 stars on GitHub - 1 maintainer
consistent_hash 0.1.4 💰
An implementation of Consistent hashing algorithm
5 versions - Latest release: over 9 years ago - 1 dependent repositories - 72.3 thousand downloads total - 5 stars on GitHub - 1 maintainer
beamcode_derive 0.1.0 💰
Internal proc macros for beamcode crate
1 version - Latest release: over 4 years ago - 1 dependent package - 1 dependent repositories - 2.4 thousand downloads total - 11 stars on GitHub - 1 maintainer
efmt 0.21.1 💰
Erlang code formatter
39 versions - Latest release: 10 days ago - 46.3 thousand downloads total - 78 stars on GitHub - 1 maintainer
prometrics 0.1.13 💰
Client library for exposing prometheus metrics
14 versions - Latest release: over 6 years ago - 14 dependent packages - 16 dependent repositories - 105 thousand downloads total - 21 stars on GitHub - 1 maintainer
splay_tree 0.5.0 💰
Splay Tree based Data Structures (map, set, heap)
17 versions - Latest release: 4 months ago - 2 dependent packages - 14 dependent repositories - 167 thousand downloads total - 19 stars on GitHub - 1 maintainer
protobuf_codec 0.2.8 💰
Encoders and decoders for Protocol Buffers based on bytecodec crate
12 versions - Latest release: almost 7 years ago - 6 dependent packages - 5 dependent repositories - 40.8 thousand downloads total - 8 stars on GitHub - 1 maintainer
dagc 0.1.1 💰
Digital AGC (Automatic Gain Control)
2 versions - Latest release: about 1 year ago - 17.2 thousand downloads total - 12 stars on GitHub - 1 maintainer
hls_m3u8 0.7.0 💰
HLS m3u8 parser/generator
15 versions - Latest release: 4 months ago - 4 dependent packages - 7 dependent repositories - 277 thousand downloads total - 65 stars on GitHub - 1 maintainer
shiguredo_libcamera 2026.1.0
Rust bindings for libcamera
4 versions - Latest release: 3 months ago - 692 downloads total - 4 stars on GitHub - 2 maintainers
efmt_core 0.7.0 💰
Core library for efmt crate
16 versions - Latest release: 7 months ago - 2 dependent packages - 1 dependent repositories - 18.3 thousand downloads total - 77 stars on GitHub - 1 maintainer
kurobako_solvers 0.2.2 💰
A collection of black-box optimization solvers
19 versions - Latest release: over 4 years ago - 1 dependent package - 26.9 thousand downloads total - 92 stars on GitHub - 1 maintainer
kurobako 0.2.10 💰
A black-box optimization benchmarking framework
42 versions - Latest release: over 4 years ago - 56.7 thousand downloads total - 92 stars on GitHub - 1 maintainer
mog 0.0.0 💰
A commad-line tool to log ML experiments
1 version - Latest release: over 5 years ago - 1.78 thousand downloads total - 1 stars on GitHub - 1 maintainer
erl_ast 0.1.1 💰
A Rust representation of Abstract Syntax Trees of Erlang modules
8 versions - Latest release: over 5 years ago - 1 dependent repositories - 14.2 thousand downloads total - 10 stars on GitHub - 1 maintainer
shiguredo_http3 2026.1.0-canary.9
Sans I/O HTTP/3 Library
10 versions - Latest release: 12 days ago - 242 downloads total - 24 stars on GitHub - 2 maintainers
Top 7.9% on crates.io
fibers 0.1.13
A Rust library to execute a number of lightweight asynchronous tasks (a.k.a, fibers) based on fut...
14 versions - Latest release: almost 7 years ago - 32 dependent packages - 26 dependent repositories - 113 thousand downloads total - 189 stars on GitHub - 1 maintainer
hb 0.0.13 💰
HTTP Benchmark Tool
13 versions - Latest release: about 7 years ago - 22.9 thousand downloads total - 3 stars on GitHub - 1 maintainer
shiguredo_video_device 2026.3.0
Cross-platform video device library
12 versions - Latest release: about 1 month ago - 6.34 thousand downloads total - 7 stars on GitHub - 2 maintainers
fanova 0.2.0 💰
A Rust implementation of fANOVA (functional analysis of variance)
3 versions - Latest release: about 4 years ago - 1 dependent repositories - 8.65 thousand downloads total - 16 stars on GitHub - 1 maintainer
shiguredo_toml 2026.2.0
TOML Library
10 versions - Latest release: 4 months ago - 37.1 thousand downloads total - 23 stars on GitHub - 2 maintainers
shiguredo_srt 2026.1.0-canary.1
SRT (Secure Reliable Transport) library
2 versions - Latest release: 5 months ago - 2.54 thousand downloads total - 8 stars on GitHub - 2 maintainers
erl_tokenize 0.11.1 💰
Erlang source code tokenizer
39 versions - Latest release: 18 days ago - 5 dependent packages - 3 dependent repositories - 150 thousand downloads total - 13 stars on GitHub - 1 maintainer
shiguredo_container 2026.1.0
Runtime-agnostic container library for Rust on macOS and Linux
14 versions - Latest release: 22 days ago - 423 downloads total - 64 stars on GitHub - 2 maintainers
shiguredo_cmake 4.4.0
Download and cache prebuilt CMake binaries from official GitHub releases
6 versions - Latest release: about 2 months ago - 32 thousand downloads total - 0 stars on GitHub - 2 maintainers
hisui 2025.3.3
Recording Composition Tool Hisui
12 versions - Latest release: about 1 month ago - 3.74 thousand downloads total - 27 stars on GitHub - 2 maintainers
shiguredo_audio_device 2026.3.0
Cross-platform audio device library
9 versions - Latest release: about 1 month ago - 2.47 thousand downloads total - 8 stars on GitHub - 2 maintainers
shiguredo_http2 2026.1.0-canary.13
Sans I/O HTTP/2 Library
13 versions - Latest release: 22 days ago - 980 downloads total - 3 stars on GitHub - 2 maintainers
shiguredo_webrtc 0.152.0
Rust bindings for libwebrtc
54 versions - Latest release: 15 days ago - 5.51 thousand downloads total - 22 stars on GitHub - 2 maintainers
shiguredo_vpl 2026.4.0
Rust bindings for Intel oneVPL (Video Processing Library)
14 versions - Latest release: 17 days ago - 7.11 thousand downloads total - 2 stars on GitHub - 2 maintainers
shiguredo_s3 2026.1.0-canary.7
Sans I/O Amazon S3 client library for Rust
8 versions - Latest release: about 1 month ago - 1.69 thousand downloads total - 8 stars on GitHub - 2 maintainers
raw_player 2026.2.0
Raw audio/video player for Rust
8 versions - Latest release: about 1 month ago - 1.9 thousand downloads total - 3 stars on GitHub - 2 maintainers
shiguredo_v4l2 2026.2.0
Rust binding for V4L2
13 versions - Latest release: 15 days ago - 553 downloads total - 1 stars on GitHub - 2 maintainers
amf 1.0.0 💰
A Rust Implementation of AMF (Action Media Format)
8 versions - Latest release: over 4 years ago - 3 dependent repositories - 22.2 thousand downloads total - 12 stars on GitHub - 1 maintainer
elint 0.1.0 💰
Erlang code linter
4 versions - Latest release: 11 days ago - 71 downloads total - 1 stars on GitHub - 1 maintainer
shiguredo_mp4 2026.5.0
MP4 library
31 versions - Latest release: 12 days ago - 34.4 thousand downloads total - 156 stars on GitHub - 2 maintainers
magpies 0.1.0 💰
Command-line tool for polling and visualizing JSON-formatted time series metrics
1 version - Latest release: almost 2 years ago - 1.16 thousand downloads total - 1 stars on GitHub - 1 maintainer
trackable 1.3.0 💰
This library provides a way to track objects manually as an alternative to mechanisms like backtr...
38 versions - Latest release: over 3 years ago - 68 dependent packages - 433 dependent repositories - 22.1 million downloads total - 9 stars on GitHub - 1 maintainer
erl_rpc 0.4.0 💰
Erlang RPC Client
8 versions - Latest release: 6 months ago - 1 dependent package - 1 dependent repositories - 12.6 thousand downloads total - 25 stars on GitHub - 1 maintainer
nowasm 0.0.2 💰
No-std, no-unsafe and no-dependencies WebAssembly 1.0 runtime library
2 versions - Latest release: about 2 years ago - 2.62 thousand downloads total - 45 stars on GitHub - 1 maintainer
shiguredo_mqtt 2026.1.0-canary.1
A sans-I/O MQTT client library supporting MQTT v3.1.1 and v5.0
2 versions - Latest release: about 1 month ago - 45 downloads total - 0 stars on GitHub - 2 maintainers
shiguredo_http11 2026.6.1
HTTP/1.1 Library
32 versions - Latest release: 4 months ago - 17.5 thousand downloads total - 14 stars on GitHub - 2 maintainers
erl_pp 0.2.0 💰
Erlang source code preprocessor
6 versions - Latest release: almost 5 years ago - 1 dependent package - 1 dependent repositories - 11.7 thousand downloads total - 7 stars on GitHub - 1 maintainer
erl_parse 0.0.8 💰
Erlang source code parser
7 versions - Latest release: over 7 years ago - 11.5 thousand downloads total - 10 stars on GitHub - 1 maintainer
shiguredo_nvcodec 2026.2.0
Rust bindings for NVIDIA Video Codec SDK
13 versions - Latest release: 3 months ago - 10.3 thousand downloads total - 3 stars on GitHub - 2 maintainers
shiguredo_rtsp 2026.1.0-canary.2
Sans I/O RTSP/1.0 Library
3 versions - Latest release: about 1 month ago - 1.44 thousand downloads total - 2 stars on GitHub - 2 maintainers
shiguredo_libyuv 2026.1.0
Rust bindings for Google's libyuv image conversion and processing library
14 versions - Latest release: 5 months ago - 19.3 thousand downloads total - 3 stars on GitHub - 2 maintainers
shiguredo_mpd 2026.1.0-canary.0
MPD parser for MPEG-DASH
1 version - Latest release: 6 months ago - 921 downloads total - 0 stars on GitHub - 2 maintainers
rustun 0.5.0 💰
A library for implementing STUN server and client asynchronously
20 versions - Latest release: over 2 years ago - 1 dependent package - 3 dependent repositories - 37.7 thousand downloads total - 153 stars on GitHub - 1 maintainer
shiguredo_sysroot 2026.1.0
cargo subcommand for generating cross compile sysroot
4 versions - Latest release: 6 months ago - 1.82 thousand downloads total - 0 stars on GitHub - 2 maintainers
shiguredo_audio_toolbox 2026.1.0
Rust bindings for Apple Audio Toolbox audio encoders and decoders
7 versions - Latest release: 5 months ago - 2.65 thousand downloads total - 0 stars on GitHub - 2 maintainers
shiguredo_libvpx 2026.1.0
Rust bindings for libvpx
14 versions - Latest release: 5 months ago - 6.57 thousand downloads total - 2 stars on GitHub - 2 maintainers
shiguredo_vmaf 2026.1.0
Rust bindings for libvmaf video quality metric
2 versions - Latest release: about 1 month ago - 393 downloads total - 2 stars on GitHub - 2 maintainers
rofis 0.5.0 💰
Read-only HTTP file server
6 versions - Latest release: over 1 year ago - 6.75 thousand downloads total - 2 stars on GitHub - 1 maintainer
funst 0.1.1 💰
A tiny command-line tool to calculate fundamental statistics of numbers given via stdin
2 versions - Latest release: over 5 years ago - 3.18 thousand downloads total - 4 stars on GitHub - 1 maintainer
erl_dist 0.8.0 💰
Rust Implementation of Erlang Distribution Protocol
10 versions - Latest release: 6 months ago - 2 dependent packages - 2 dependent repositories - 54.1 thousand downloads total - 179 stars on GitHub - 1 maintainer
Top 9.0% on crates.io
rustracing 0.6.0 💰
OpenTracing API for Rust
19 versions - Latest release: over 4 years ago - 12 dependent packages - 20 dependent repositories - 4.24 million downloads total - 66 stars on GitHub - 1 maintainer
thrift_codec 0.3.2 💰
A library for encoding/decoding binaries specified by the thrift protocol
6 versions - Latest release: about 2 years ago - 4 dependent packages - 34 dependent repositories - 11.2 million downloads total - 10 stars on GitHub - 1 maintainer
sukari 0.0.2
Shared append-segment Raft state storage for noraft-based applications
2 versions - Latest release: about 2 months ago - 39 downloads total - 0 stars on GitHub - 1 maintainer
shiguredo_opus 2026.2.0
Rust bindings for the Opus audio codec
12 versions - Latest release: about 1 month ago - 5.22 thousand downloads total - 3 stars on GitHub - 2 maintainers
shiguredo_dav1d 2026.2.0
Rust bindings for dav1d AV1 decoder
14 versions - Latest release: about 1 month ago - 5.18 thousand downloads total - 3 stars on GitHub - 2 maintainers
shiguredo_svt_av1 2026.2.0
Rust bindings for SVT-AV1
14 versions - Latest release: 28 days ago - 5 thousand downloads total - 1 stars on GitHub - 2 maintainers
shiguredo_aom 2026.1.0
Rust bindings for AOM (Alliance for Open Media) codec library
9 versions - Latest release: 5 months ago - 1.07 thousand downloads total - 0 stars on GitHub - 2 maintainers
Top 6.4% on crates.io
patricia_tree 0.10.1 💰
Memory-efficient data structures based on patricia tree
33 versions - Latest release: 12 months ago - 13 dependent packages - 383 dependent repositories - 1.87 million downloads total - 109 stars on GitHub - 1 maintainer
noraft 0.6.2 💰
Minimal, feature-complete no_std Raft for Rust - no I/O, no dependencies
7 versions - Latest release: about 2 months ago - 4.29 thousand downloads total - 53 stars on GitHub - 1 maintainer
copic_colors 0.1.1 💰
Copic color list
2 versions - Latest release: about 3 years ago - 1 dependent package - 1 dependent repositories - 4.11 thousand downloads total - 1 stars on GitHub - 1 maintainer
sysinfojson 0.1.0 💰
Command-line tool that displays system information collected using `sysinfo` crate in JSON format
1 version - Latest release: almost 2 years ago - 1.17 thousand downloads total - 1 stars on GitHub - 1 maintainer
erlls 0.0.28 💰
Erlang language server
13 versions - Latest release: about 1 year ago - 13.9 thousand downloads total - 26 stars on GitHub - 1 maintainer
raylib4-sys 0.1.2 💰
Low level bindings to raylib v4
3 versions - Latest release: over 4 years ago - 4.57 thousand downloads total - 3 stars on GitHub - 1 maintainer
nasbench 0.1.2 💰
A Rust port of NASBench: https://github.com/google-research/nasbench
3 versions - Latest release: over 6 years ago - 2 dependent packages - 1 dependent repositories - 10.5 thousand downloads total - 3 stars on GitHub - 1 maintainer
jlu 0.1.0 💰
Command-line utilities for on-the-fly investigation of JSON Lines
1 version - Latest release: about 2 years ago - 1.45 thousand downloads total - 4 stars on GitHub - 1 maintainer
hyparview 0.1.3 💰
A Rust implementation of HyParView algorithm
13 versions - Latest release: over 7 years ago - 1 dependent package - 1 dependent repositories - 21.8 thousand downloads total - 30 stars on GitHub - 1 maintainer
mpeg2ts 0.6.0 💰
MPEG2-TS decoding/encoding library
8 versions - Latest release: 7 months ago - 5 dependent packages - 7 dependent repositories - 47.8 thousand downloads total - 72 stars on GitHub - 1 maintainer
Details
Login sile
Name Takeru Ohta
URL https://github.com/sile
Profile View on crates.io