CATEGORY
Network programming 12,150 crates
Data as of 2026-07-25 (crates.io database dump, timestamp 2026-07-25T02:00:36Z). Source: crates.io · db-dump.tar.gz · methodology & corrections.
rvoip-users-coreUser management and authentication service for RVoIP138MIT
csi-webserverCSI webserver executable — hotplug supervisor, HTTP API, and WebSocket streaming for ESP32 CSI capture137Apache-2.0
herosal-coreSAL Core - Core utilities including text processing, networking, and HeroScript configuration language137Apache-2.0
oxigdal-kinesisAWS Kinesis streaming integration for OxiGDAL - Real-time data streaming137Apache-2.0
oxigdal-pubsubGoogle Cloud Pub/Sub integration for OxiGDAL - Pure Rust streaming and messaging137Apache-2.0
rice-ioICE (RFC8445) implementation protocol137MIT OR Apache-2.0
quincy-tunCross-platform async TUN library for Quincy137Apache-2.0
netgauze-pcap-decoderCLI Utility to convert NetFlow, IPFIX, BGP, BMP or UDP-Nofif data from a PCAP file to a JSON Lines file.137Apache-2.0
brainwires-mcp-serverMCP server framework with middleware pipeline for the Brainwires Agent Framework137MIT OR Apache-2.0
tripley-rpc-idl-formatterFormatter for Tripley RPC IDL documents.137MIT
mcprotoMinecraft protocols in Rust, async, fast and easy to use.137GPL-3.0-only
lusbipCLI chia sẻ và kết nối thiết bị USB qua IP trên Linux137MIT
google-cloud-apiregistry-v1Google Cloud Client Libraries for Rust - Cloud API Registry API137Apache-2.0
timber_rustA high-performance, asynchronous logging library with support for Grafana Loki and AWS CloudWatch.136Apache-2.0
zenkey-buildRegistry codegen for the zenkey keyspace-v2 convention: lint registry TOMLs (RFC 08 §5) and generate typed subject/procedure…136MIT
socketty-mdns-sdmDNS Service Discovery library with no async runtime dependency (fork)136Apache-2.0 OR MIT
agent-discord-rsA high-performance Discord Bot daemon supporting multiple AI agents (pi, opencode).136MIT
magnetarctlmagnetarctl — the Magnetar CLI: produce, consume, inspect, and admin against an Apache Pulsar broker.136Apache-2.0
tunnixEncrypted SOCKS5/HTTP proxy tunnel over HTTP/SSE — works through reverse proxies, Cloud Shell, Codespaces, and other HTTP-only…136MIT
wgrokMessage bus protocol over social messaging platforms136MIT
cyclonedds-idlcCLI tool for compiling IDL files to Rust source code for CycloneDDS136MIT
argentor-orchestratorMulti-agent orchestration, task queues, and deployment for Argentor136AGPL-3.0-only
zerodds-transport-tsnOMG DDS-TSN 1.0 (formal/2024-05-16) — Configuration-Modell PIM (§7.2) + DDSI-RTPS-Ethernet-PSM (Annex A). Pure-Rust no_std+alloc.136Apache-2.0
csi-webclientDesktop egui client for csi-webserver REST/WebSocket control and CSI stream monitoring135non-standard
memlink-protocolBinary protocol definitions for MemLink IPC - fixed headers, magic constants, and error types135Apache-2.0
flybywireless-simconnectPure-Rust SimConnect client (named pipe or TCP), no SimConnect.dll dependency.135MIT
httpward-coreHttpWard core library providing the fundamental components for building high-performance HTTP reverse proxies with advanced…135MPL-2.0
tokio-raknetA high-performance, asynchronous implementation of the RakNet protocol on top of Tokio.135MIT
pondsocketChannel-based realtime server framework with distributed pubsub support.135GPL-3.0-or-later
nostr-bbs-meshFederation mesh worker stub for nostr-bbs deployments (ADR-073)135AGPL-3.0-only
sectorsync-wireBounded binary wire frames and codecs for SectorSync135MIT
ulmpUlmen Message Protocol -- wire protocol for agentic AI134BUSL-1.1
moqtap-clientMoQT client library — QUIC transport, endpoint state machine, subscribe/fetch/namespace flows134MIT
flux-lucidUnified constraint theory ecosystem — CDCL, LLVM, AVX-512, GL(9) consensus, 9-channel intent134Apache-2.0
ipmi-rs-logLogging support for primitives in ipmi-rs-core134MIT OR Apache-2.0
fukurow-streamingReal-time streaming processing for Fukurow reasoning engine134MIT OR Apache-2.0
async-niri-socketNon-blocking communication over the niri socket.134GPL-3.0
oxigdal-cloud-enhancedDeep cloud platform integrations for AWS, Azure, and GCP134Apache-2.0
corevpn-serverCoreVPN server binary - secure OpenVPN-compatible VPN server with OAuth2 and ghost mode134MIT OR Apache-2.0
quicnetminimal peer-to-peer network protocol over QUIC134MIT OR Apache-2.0
sunset-sftpSFTP for Sunset SSH1340BSD
signal-gateway-log-ingestLog ingestion endpoints (syslog, JSON) for signal-gateway134MIT OR Apache-2.0
vox-shmShared-memory transport for vox — lock-free rings for zero-copy IPC134MIT OR Apache-2.0
taktora-idl-codegen-canCAN/DBC MessageBackend: emits taktora-idl-wire WireType implementations that bit-pack each field per the DBC signal layout.134Apache-2.0 OR MIT
vellaveto-serverVellaveto policy engine — CLI and HTTP server133BUSL-1.1
dragoon-protoWire-protocol primitives for the dragoon remote-executor: SSH-wire signing, canonical request/task bytes, fingerprints, DTOs.133MIT OR Apache-2.0
rqmd-mcprqmd: MCP (Model Context Protocol) server library, launched via `rqmd mcp`133MIT
rskit-grpctonic gRPC transport and status mapping for rskit133MIT
oxigdal-distributedDistributed processing capabilities for OxiGDAL using Apache Arrow Flight133Apache-2.0
oxigdal-edgeEdge computing platform for OxiGDAL with offline-first architecture and minimal footprint133Apache-2.0
oxigdal-mqttMQTT protocol support for OxiGDAL - IoT sensor data integration, pub/sub messaging, and geospatial time-series streaming133Apache-2.0
dubbo-rs-configConfiguration management for Apache Dubbo Rust with YAML support and builder pattern133Apache-2.0
kinjoKinjo: mDNS TUI and commands launch for local network services133non-standard
celersCelery-compatible distributed task queue for Rust (Facade crate)133Apache-2.0
do-overAsync resilience policies for Rust inspired by Polly133MIT OR Apache-2.0
coyoquilZero-copy WebSocket frame codec and handshake (RFC 6455)133MIT
dubbo-rs-clusterCluster fault-tolerance strategies and service directory for Apache Dubbo Rust133Apache-2.0
taktora-idl-dbcDBC (CAN database) frontend: parses .dbc into a typed model and lowers it onto the taktora-idl-core message IR plus a CAN…133Apache-2.0 OR MIT
argentor-a2aGoogle Agent-to-Agent protocol implementation for Argentor133AGPL-3.0-only
zerodds-xrce-agentXRCE agent running in Full/Standard profile133Apache-2.0
holonomy-consensusZero-holonomy consensus for fleet coordination — GL(9) intent alignment, eliminates voting/CRDTs/BFT132Apache-2.0
avila-cellAdvanced email protocol cells - SMTP/POP3/IMAP with MIME multipart, Base64, authentication, HTML emails - First digital life form132MIT OR Apache-2.0
nwd1-quicQUIC transport for nwd1 binary frames.132MIT OR Apache-2.0
oxigdal-websocketAdvanced real-time WebSocket communication for OxiGDAL with broadcasting, pub/sub, and live updates132Apache-2.0
zero-conf-meshZero-configuration LAN service discovery for multi-agent systems via mDNS/DNS-SD132MIT
tako-coreCore protocol types for the Tako application platform132MIT
auths-witness-nodeOperator orchestration for running a hardened witness node: embedded standup manifest, key custody policy, and the node's health…132Apache-2.0
ingress-gatewayGateway abstractions and adapters for Gatewarden.132AGPL-3.0-only
taktora-idl-wireSerde-free, no_std, no-heap runtime support for generated message (de)serializers: the WireType trait and CAN signal bit-packing…132Apache-2.0 OR MIT
isitmeIs it me? Diagnose whether your network is the problem in a call (Zoom, Teams, Meet).132MIT
gbp-stack-wasmBrowser/WASM bindings for the Group Protocol Stack.132Apache-2.0
procwire-clientRust client SDK for Procwire IPC — high-performance binary protocol for Node.js ↔ Rust communication131MIT
spodes-rsA pure-Rust DLMS/COSEM stack: interface classes, transport, xDLMS services and security (IEC 62056 and the СТО 34.01-5.1-006-2023…131GPL-3.0-or-later
protowire-pbSchema-free protobuf wire codec — Rust port of github.com/trendvidia/protowire/encoding/pb131MIT
polypixel-memoir-sdkGenerated gRPC client SDK for Memoir's memoir-service131MIT OR Apache-2.0
oxigdal-wsWebSocket streaming support for OxiGDAL - real-time geospatial data delivery131Apache-2.0
meridian-coreMeridian core — CRDTs, auth, protocol (no runtime dep, compiles to WASM)131MIT
lio-uringProduction-ready, safe, and ergonomic Rust interface to Linux io_uring131MIT
mondayio-compatA compat wrapper for monoio.131MIT OR Apache-2.0
gst-plugin-zenohHigh-performance GStreamer plugin for distributed media streaming using Zenoh protocol131MPL-2.0
auths-witnessSlim, hardened KERI rct-witness server binary over the shared auths-core witness library131Apache-2.0
fgp-daemonFast Gateway Protocol SDK for building low-latency daemon services130MIT
negrdo-standard-messagingStandard messaging core library for Negrdo services — CloudEvents 1.0 compliant envelope management with pluggable broker adapters130MIT
dynamic-mcpMCP proxy server that reduces LLM context overhead with on-demand tool loading from multiple upstream servers.130MIT
sessao-analyzerProtocol analysis for Sessão130MIT
sessao-compilerCode generation for Sessão protocols130MIT
rustvncserver-androidGeneric Android JNI bindings for rustvncserver130Apache-2.0
neural-conductor-sharedShared protocol and types for Neural Conductor - communication between server and agents130MIT OR Apache-2.0
ha_proxy_protocolHAProxy protocol implementation130BSL-1.0
tower-connegTower middleware for HTTP content negotiation130MIT
gossan-jsJavaScript analysis scanner for gossan (secret detection, endpoint extraction, source maps, WASM inspection)130MIT
grumpydb-protocolWire protocol (RESP-like) for GrumpyDB — shared between server and client drivers130MIT OR Apache-2.0
xscpA minimal text-based communication protocol built in Rust130MIT
knxyzKNXyz Rust crate for KNX datapoint codecs, KNXnet/IP clients, and .knxproj loading.130MIT
xibalba-protoHTTP/1.1 protocol primitives: zero-copy parser, chunked decoder, request serializer130MIT
chrony-rs-coreDeterministic time-discipline brain and parity primitives for chrony-rs.130GPL-2.0-only
misfinAn embeddable implementation of the Misfin mail protocol: identities, gemmail, a sending client, and a receive server. Not the…130MIT
impcurl-wsAsync WebSocket client powered by libcurl-impersonate with TLS fingerprint impersonation129MIT
alloy-flashblocksStream Base L2 flashblocks and query preconfirmation state using Alloy.129MIT
openws-serverWebSocket server with room-based messaging, private messages, HTTP broadcast, and configurable limits129CC-BY-NC-4.0
hick-smoltcpRuntime-agnostic mDNS / DNS-SD engine over smoltcp: the `mdns-proto` Sans-I/O core wired to smoltcp UDP. `no_std` + `alloc`.129MIT OR Apache-2.0
zamsyncResilient offline-first synchronization engine for intermittent-connectivity deployments129MIT
mesh-typesCore data types for the Mesh Protocol Rust SDK (AgentCard, MatchOrReject, CloudEvent payloads)129Apache-2.0
factorio-rconAsync RCON client for Factorio with proper multi-packet response handling129MIT OR Apache-2.0
xlbChunked, Bao-verified blob distribution with multi-source concurrent fetch (LAN + peer + edge), app-namespaced129MIT OR Apache-2.0
doppelIntercept secrets in byte payloads, replace them with structurally-equivalent fakes, and transparently restore originals in…129MIT OR Apache-2.0
asdotRFC 5396-compliant Autonomous System Number (ASN) parsing and formatting129MIT OR Apache-2.0
nula-storageNostr event-store trait surface: NIP-09 / NIP-40 / replaceable-kind semantics with pluggable backends.128MIT OR Apache-2.0
hdds-gatewayHDDS REST API Gateway with Web UI128Apache-2.0 OR MIT
vellaveto-proxyMCP stdio proxy with built-in security presets — zero config needed128MPL-2.0
switchkitVendor-neutral abstraction for smart-plug devices (Shelly, Tasmota).128MIT
wot-nostrNostr integration for wot-rs128MIT
steam-cm-protocolSteam client protocol implementation for native Rust applications128MIT
rust-mcp-axumAxum HTTP server integration for rust-mcp-sdk128MIT
replication-engineMesh replication agent for sync-engine nodes128AGPL-3.0
plc-comm-slmpAsync Rust SLMP client based on the plc-comm-slmp-dotnet implementation128MIT
vox-shm-ffiC bindings for vox shared-memory primitives128MIT OR Apache-2.0
hadb-lease-s3S3 lease store and node registry for hadb coordination. CAS via S3 conditional PUTs.128Apache-2.0
co-libp2p-dnsDNS transport implementation for libp2p128MIT
lichen-client-sdkLichen Rust SDK - Build on Lichen with Rust128MIT OR Apache-2.0
signalingSignaling in Rust128MIT/Apache-2.0
graphix-lspA dataflow language for UIs and network programming, compiler128MIT
zerodds-idl-pythonOMG IDL4 → Python code generator for ZeroDDS (@idl_struct + @dataclass mapping per zerodds-py 1.0).128Apache-2.0
kawaiifiWi-Fi scanning library for Linux, macOS, and Windows.128MIT OR Apache-2.0
camel-component-mqttMQTT 3.1.1 component for rust-camel (rumqttc-v4-next)128Apache-2.0
yt-video-downloaderA Rust-based command-line YouTube downloader that lets you easily save videos or audio in multiple formats. Fast, efficient, and…127MIT
iscsi-targetA pure Rust iSCSI target implementation127MIT OR Apache-2.0
rcon-cliA RCON client library and CLI for game server administration127MIT
firecloud-netP2P networking layer for FireCloud using libp2p with metadata hiding127MIT OR Apache-2.0
wstd-tungsteniteWebSocket support for wstd, powered by tungstenite127MIT
firecloud-storageChunking, compression, and local storage for FireCloud distributed storage127MIT OR Apache-2.0
spofrA network spoofing tool for educational purposes (ARP and DHCP).127MIT
mesh-protoProtobuf/tonic generated bindings for the Mesh Protocol DataPlane gRPC API127Apache-2.0
modelmuxModelMux - high-performance Rust gateway that translates OpenAI-compatible API requests to Vertex AI (Claude), with streaming,…127MIT OR Apache-2.0
nord-proxyA Rust crate for retrieving NordVPN HTTP and SOCKS5 proxy endpoints for use with reqwest.127MIT
plc-comm-kv-hostlinkAsync Rust client for KEYENCE KV Host Link PLC communication127MIT
load-rsA simple HTTP load testing library and CLI tool127Apache-2.0
guardrail-classifiersClassifier implementations for guardrail-rs: regex, ONNX, and PII redaction127Apache-2.0 OR MIT
ramqpAsync AMQP 1.0 client for Rust on tokio — connects to RabbitMQ 4.x, ActiveMQ Artemis, and other AMQP 1.0 brokers.127MIT
ayiouA Rust bot framework with a single Bot runtime and unified plugin model.127MIT OR Apache-2.0
hdds-discovery-serverStandalone Discovery Server for HDDS - enables DDS discovery in cloud/NAT environments126Apache-2.0 OR MIT
karyon_p2pA lightweight, extensible, and customizable p2p network stack.126MIT
iceoryx2-integrations-zenoh-tunnel-cliiceoryx2-integrations: CLI binary for launching an iceoryx2 tunnel with a Zenoh backend126MIT OR Apache-2.0
antenna-client-sharedShared layer used by antenna platform implementations.126MIT
blueboxA fast DNS interceptor and cache for local networks126MIT
spine-storagePersistent storage backends for SPINE knowledge base126AGPL-3.0-or-later
oxidns-zoneparserVendored zonefile parser adapted for OxiDNS126MIT
mer-iotA developer-friendly IoT test data generator CLI — send realistic sensor payloads over MQTT, HTTP, or TCP126MIT
web-transport-ffiWebTransport over HTTP/3 — UniFFI bindings for Swift, Kotlin, and Python126MIT OR Apache-2.0
strike48-siem-connectorShared connector runtime for SIEM Studio apps (IPC, auth, WS proxy, capability dispatch)126MPL-2.0
hdds-convert-qosHigh-performance DDS (Data Distribution Service) implementation in pure Rust125Apache-2.0 OR MIT
matter-rsNative Rust implementation of the Matter (Smart-Home) ecosystem125Apache-2.0
mikrotik-exporterPrometheus exporter for MikroTik RouterOS devices125MIT
portmapdDistributed node membership daemon inspired by Erlang EPMD — CRDT-based, TLS-encrypted, plugin discovery125MIT OR Apache-2.0
vivid_protocolWire types and deterministic codecs for the Vivid terminal media protocol125Apache-2.0
ndjson-rpcLine-delimited JSON-RPC framing with Unix socket and HTTP/1.1 chunked transports, supporting one-shot and streaming responses.125MIT
zerodds-opcua-uacpOPC-UA Connection Protocol (UACP, Part 6 §7.1): the opc.tcp message framing (Hello/Acknowledge/Error + message chunk + sequence…125Apache-2.0
imsgRead and send iMessages from the command line over Bluetooth MAP/PBAP — no Apple hardware required125MIT
opensourcellmrouterA fast, local-first LLM router — proxy any OpenAI/Anthropic/Ollama client to your own provider pipeline with classifiers,…124MIT
rayfishP2P mesh VPN powered by iroh — connect peers by cryptographic identity, not IP address124MPL-2.0
clasp-cryptoE2E encryption add-on for CLASP protocol - AES-256-GCM, ECDH P-256, ECDSA, TOFU124MIT OR Apache-2.0
egregoreA social network for hungry ghosts trapped in jars124MIT
sshfwdTUI-based SSH port forwarding manager with automatic port discovery124MIT
lunaryHigh-performance ITCH (NASDAQ TotalView-ITCH) parser with zero-copy, SIMD, and lock-free concurrency.124AGPL-3.0-or-later
gobsgA secure OIDC Backend-for-Frontend gateway providing cookie-based session management for web clients124non-standard
minisftp-coreMinimal SFTP client core library built on russh124MIT OR Apache-2.0
sansavision-pulse-sdkHigh-level Rust SDK for building Pulse-connected applications over PLP124MIT
knx-ipKNXnet/IP client: tunnelling, routing, and discovery.124MIT
dots-rs-testingIn-process Host + Guest test harness for dots-rust — write unit tests against the global DOTS API without a broker socket.124LGPL-3.0-only
hddsctlHigh-performance DDS (Data Distribution Service) implementation in pure Rust123Apache-2.0 OR MIT
bliss-sdkSDK for integrating Bliss cryptocurrency with EustressEngine — QUIC transport only123MIT OR Apache-2.0
vncrsA pure Rust VNC server library for Windows123MIT
hotaru_io_tokioTokio IO and TCP backend for Hotaru123MIT
bcx-modelBCX causal operation model types.123EUPL-1.2
mailrs-spfRFC 7208 Sender Policy Framework verifier. Pure-Rust evaluator with a pluggable DNS resolver trait; ships an optional…123Apache-2.0 OR MIT
dubbo-rs-configcenterDynamic configuration center abstraction for Apache Dubbo Rust123Apache-2.0
lobe-coreLocal HTTP performance profiling engine — the shared library behind the Lobe CLI. Captures DNS/TCP/TLS/TTFB/download phases per…123MIT
hdds-routerHDDS DDS Routing Service - Domain bridging and topic transformation122MIT
ip-alloc-lookupFast, offline IPv4/IPv6 IP allocation lookup (country + EU flag) using RIPE NCC delegated data122MIT OR Apache-2.0
iceoryx2-services-tunnel-conformance-testsiceoryx2-services: conformance tests for the tunnel service122MIT OR Apache-2.0
malnetA modern, high-performance reliable UDP networking library inspired by ENet & Bitfold, built with Rust.122MIT
velocia_a2a_clientInteractive terminal client for any A2A-compatible agent — built on the velocia framework122Apache-2.0
oxirpc-reflectgRPC server reflection (v1 + v1alpha) wrapper for OxiRPC122Apache-2.0
zerodds-durability-store-sqlitesqlite-WAL cold adapter for the ZeroDDS Durability-Service: ACID PERSISTENT storage, the default backend. Implements…122Apache-2.0
eggrdA drop-in Rust edge proxy that gives any app a secure front door: auth, rate limiting, and hardened response headers, with zero…122Apache-2.0
mqtt-topic-engineHigh-performance MQTT topic pattern matching and routing engine122MIT OR Apache-2.0
hdds-debuggerHigh-performance DDS (Data Distribution Service) implementation in pure Rust121Apache-2.0 OR MIT
wae-serviceWAE Service - 服务发现与注册,负载均衡策略121MIT
rf-cliRavenFabric — CLI client (rf)121AGPL-3.0-or-later
wechat-finder-dlnaIntercept cast stream URLs by impersonating a smart TV — supports DLNA, AirPlay 2, and Chromecast simultaneously121GPL-3.0-or-later
agent-mesh-serverAll-in-one agent-mesh server (registry + relay)121MIT OR Apache-2.0
baidu-netdisk-sdkA Rust SDK for Baidu NetDisk Open Platform API121MIT
seedlink-rs-serverAsync SeedLink server for real-time seismic data distribution121Apache-2.0
mftpHigh-throughput file transfer over high-latency internet links120MIT
wasm-smtp-wasiWASI sockets adapter for wasm-smtp (wasm32-wasip2 target).120Apache-2.0
hdds-telemetry-otlpHDDS OpenTelemetry OTLP exporter for traces and metrics120Apache-2.0 OR MIT
rmw-hddsROS 2 RMW integration layer for HDDS120Apache-2.0 OR MIT
smsdevThe SMSDev client wrapper.120MIT
persway-tokioSway layout and focus helper daemon that adds spiral and stack-main autotiling plus opacity and window renaming.120MIT
hellstoneFirewall API120MIT