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.
relay-agent-sdkRust SDK for devices connecting to gRPC-Relay18MIT
rspeedA fast Rust CLI speedtest tool. (placeholder; under active development)18MIT
libp2p-wasi-socketsWASI 0.2 sockets transport for rust-libp2p18MIT OR Apache-2.0
hadb-manifest-natsNATS JetStream KV manifest store for hadb18Apache-2.0
hadb-manifest-redisRedis manifest store for hadb. Atomic CAS via Lua scripts.18Apache-2.0
sioc-engineAsync Engine.IO client implementation for Sioc18MIT OR Apache-2.0
hanzo-agent-proxyMulti-backend OpenAI-compatible API proxy for AI agents and CLIs18MIT OR Apache-2.0
flux-protoFlux Resource Manager's message and RPC protocol in async Rust18MIT OR Apache-2.0
tenzro-networkP2P networking layer for Tenzro Network — libp2p gossipsub, Kademlia DHT, NAT traversal via AutoNAT v2 + Circuit-Relay v2 + DCUtR18Apache-2.0
http-corePrimitive HTTP types18MIT
bindizrDNS Synchronization Service for BIND918Apache-2.0
hyperswarmRust implementation of hyperswarm, topic-based peer discovery on top of hyperdht18MIT
rok-corsCORS middleware for Axum — fine-grained origin, method, and header control18MIT
omnifs-provider-dnsomnifs provider for DNS record browsing via DNS-over-HTTPS18MIT OR Apache-2.0
rok-healthStructured health endpoint builder for rok/Axum applications18MIT
fetch_coreCore fetch primitives.18MIT
hocuspocu-rsA Rust port of Hocuspocus — a real-time collaborative editing backend for Yjs, wire-compatible with @hocuspocus/server 4.1.018MIT
quic-proto-rsState machine for the QUIC transport protocol18MIT OR Apache-2.0
kojacoord-protocolMinecraft protocol types, packet (de)serialization and version registry for the Kojacoord proxy.18MIT
nftoggleA lightweight daemon to dynamically manage network ports using nftables NFQUEUE, with parental controls and event hooks.18GPL-3.0-or-later
nftoggle-webuiWeb UI server for nftoggle — connects to the daemon via Unix socket.18GPL-3.0-or-later
rustwaveA lightweight async event-driven WebSocket framework for Rust18MIT
error-forestEcological signaling networks (mycorrhizal fungal networks) modeled as error-correcting codes18MIT
penguin-socksSOCKS4/5 protocol implementation.18Apache-2.0 OR GPL-3.0-or-later
ksp-handshakeHandshake state machine, version/capability negotiation, and authentication for KSP18MIT
ksp-transportTransport layer for KSP: session management, replay protection, streaming, flow control, and compression18MIT
cycladesInterface-centric replacement for `ip addr`: cards, TUI, safe apply/rollback — pure netlink, no subprocess18GPL-3.0-or-later
rustunnel-clientCLI client for rustunnel — open-source secure tunnel server. Expose local HTTP/HTTPS/TCP/UDP services from your machine to a…17AGPL-3.0
uds-compatCross-platform Unix domain socket compatibility layer for tokio17MIT
ara-com-someipSOME/IP transport backend for ara-com Adaptive AUTOSAR communication17MIT OR Apache-2.0
helix-rtA high-performance AI API Gateway and Dynamic Batching framework.17MIT
flybywireless-csl-clientClient for csl-on-demand's /match + /manifest API: fetches CSL aircraft models on demand for XPMP2-based X-Plane plugins.17MIT
bevy_takFacade crate for the bevy_tak plugin family. Re-exports the core types and provides a `TakPlugins` PluginGroup that bundles…17MIT OR Apache-2.0
sndrEasily and securely share files from the command line.
A fully featured Send client (formerly ffsend, rebranded by tarnover).17GPL-3.0
monocoqueBtrfs RAID monitoring backend17MIT
nula-cliCommand-line interface for the nula Nostr workspace: keys, relay, event publish / fetch.17MIT OR Apache-2.0
hiver-shell-macrosProcedural macros for hiver-shell: @shell_component, @shell_method.
Hiver Shell 的过程宏:@shell_component, @shell_method。
Equivalent…17MIT OR Apache-2.0
cochranblock-mailSovereign SMTP/IMAP/HTTP mail server for cochranblock.org. Single binary, zero cloud.17Unlicense
hiver-kafkaApache Kafka support for Hiver Framework.
Hiver框架的Apache Kafka支持。
Equivalent to: Spring Kafka, Spring Cloud Stream17MIT OR Apache-2.0
soul-connectExponential backoff and retry policy primitives.17MIT
coreon-tracingDistributed tracing for camel-rs — TracingProcessor + optional OTLP exporter.17Apache-2.0
rustcp-net-protoReserved name. Future standalone protocol packet library (parse / assemble / validate Ethernet / ARP / IPv4 / IPv6 / ICMP / TCP /…17GPL-3.0-or-later
pausable-tokioA fork of tokio that adds a runtime-controllable pause/resume primitive
on its clock. Drop-in replacement for tokio with a few…17MIT
coreon-kafkakafka:* component for camel-rs (producer + consumer via rdkafka).17Apache-2.0
coreon-amqpamqp:* component for camel-rs (RabbitMQ via lapin).17Apache-2.0
ipv6-router-advertisementLow-level, policy-free processing of IPv6 Router Advertisements17MIT OR Apache-2.0
coreon-yamlYAML route loader for camel-rs.17Apache-2.0
coreon-maincamel-rs binary entry point + example route.17Apache-2.0
hiver-validation-annotationsValidation annotations for Hiver Framework (similar to Bean Validation).
Hiver框架的验证注解(类似于Bean Validation)。
Equivalent to: Bean…17MIT OR Apache-2.0
grumpydb-serverGrumpyDB networked server — TCP/TLS, JWT auth, RBAC17MIT
im-coreRust IM SDK for Awiki clients built on Agent Network Protocol (ANP)17MIT
protoc-gen-grpcudsppprotoc plugin that emits gRPC C++-style service stubs targeting the grpcudspp wrapper + nanopb.17MIT OR Apache-2.0
http3-rsAn async HTTP/3 implementation.17MIT
gs-netcatNetcat over the Global Socket Relay Network (gsocket reimplementation)17BSD-2-Clause
wirecacheHigh-performance in-memory cache server with a binary TCP protocol, compatible with any language17MIT
murmuringProtocol core for bilateral chat-protocol selection — inner layer of murm for the Mere browser.17MIT OR Apache-2.0
afarOperate shells from afar: line-mode terminal panes over local PTY or SSH for egui, rendered through egui-elegance's MultiTerminal.17MIT OR Apache-2.0
licklider-udpTokio UDP link service for licklider-core (ION-compatible: one LTP segment per datagram, port 1113)17MIT OR Apache-2.0
aethex-sdkOfficial Rust SDK for the Axiom Protocol by AeThex Foundation17Apache-2.0
krot-clientClient CLI and library for krot — self-hosted ngrok alternative in Rust.17MIT OR Apache-2.0
forward-proxyAn HTTP forward proxy designed for egress-based ACL filtering (and opt-in per-connection TOR routing).17MIT OR Apache-2.0
pending-requestsTrack in-flight requests and await their responses by key, for request/response protocols multiplexed over a single connection.17MIT OR Apache-2.0
mangater-sites-mangadexMangadex plugin implementation for Mangater17MIT
siphoraA Rust SIP signaling toolkit.17MIT OR Apache-2.0
gqlrs-axumgqlrs for axum17MIT OR Apache-2.0
signaldock-paymentsx402 payment protocol for SignalDock agent services17MIT
ganglionReusable, domain-free cluster coordination engine (raft-backed). Name reserved; the full release is in development.17MIT
spine-browserAgentic-first web stack for the 21st century — wire-level tool calling, token streaming, capability handshake, W3C tracing, and…17AGPL-3.0-or-later
portailUnified proxy/gateway: AI Gateway + MCP Gateway + CDN cache17MIT
iotmqIoTMQ is a high-performance MQTT broker for IoT, Powered by Rust, It fully implements the MQTT protocol V3.x and V517MIT
spine-gatewayOpenAPI REST gateway for SPINE — exposes agentic web APIs to non-Rust clients17AGPL-3.0-or-later
spine-cliCommand-line interface for the SPINE agentic web stack17AGPL-3.0-or-later
silokaObject storage with on the fly erasure coding and easy expansion17Apache-2.0
flowcat-cliFlowcat developer CLI — local-mic / WebSocket demo harness.17Apache-2.0
corxHigh-performance CORS forwarding proxy17MIT OR Apache-2.0
kirky-rsOfficial Rust client for the Kirky by Purrquinox API17MIT
bcccopBCCCOP™ — Biometric-First Communication Protocol. Top-level landing crate; see bcccop-core for the reference implementation.17Apache-2.0
bubblepressBUBBLEPRESS™ — reference user-facing application of the BCCCOP™ Biometric-First Communication Protocol. Top-level landing crate.17Apache-2.0
osdp-embeddedOSDP v2.2.2 implementation in C with a safe Rust wrapper. PD and ACU state machines (incl. Secure Channel) over a freestanding C…17GPL-3.0-or-later
iroh-nym-transportNym mixnet transport for iroh17MIT OR Apache-2.0
rok-shieldSecurity headers middleware for Axum (CSP, HSTS, X-Frame-Options, etc.)17MIT
rok-websocketWebSocket support with pub/sub channels for the rok ecosystem17MIT
hiver-events-macrosProcedural macros for hiver-events.
hiver-events的过程宏。17MIT OR Apache-2.0
hiver-cliHiver project scaffolding CLI tool / Hiver 项目脚手架工具17MIT OR Apache-2.0
quic-udp-rsUDP sockets with ECN information for the QUIC transport protocol17MIT OR Apache-2.0
psn-oxidePosiStageNet (PSN) v2 protocol decoder and multicast receiver helper17MIT OR Apache-2.0
krson-coreKRSON v2 — Binary format. schema.get() 178x faster than JSON (50-field object), 67% smaller payload.17MIT
zerodds-spatial-ddsSpatialDDS 1.6 profile for ZeroDDS: the vendored OpenArCloud SpatialDDS IDL generated to Rust DDS types via ZeroDDS' own IDL…17Apache-2.0
arti-dirauthTor Directory Authority17MIT OR Apache-2.0
h2ts-clientA from-scratch HTTP/2 client (RFC 7540 + HPACK) for Rust WASM frontends, tunneled over a WebSocket. No hyper, no tokio.17MIT
raft-rpcgRPC transport layer for Raft consensus via tonic — RequestVote, AppendEntries, InstallSnapshot.17MIT
net-rpc-macroprotocol! proc macro for defining typed RPC protocols for net-rpc16MIT
net-socketTCP, Unix domain socket, and TLS transport with length-prefixed MessagePack framing16MIT
cln-rdrCLI for calling Core Lightning Commando RPCs over lnsocket.16MIT
gree-climateAsync Rust library for controlling GREE air conditioners over LAN16MIT
industrial-protocols-bacnetBACnet building automation protocol implementation16MIT
aex-a2a-bridgeBridge adapter between AEX transfer-intent v2 and Google A2A v1.0 task envelopes.16Apache-2.0
rustdgeGoridge-compatible RPC and IPC bridge primitives for Rust16MIT
dragoon-serverPublic-relay server for the dragoon remote-executor: axum + rusqlite + ed25519 task signing + per-user message inbox.16MIT OR Apache-2.0
dragoon-workerExecution agent for the dragoon remote-executor: polls the server, verifies per-task ed25519 signatures, runs shell payloads,…16MIT OR Apache-2.0
dragoon-ctlController CLI for the dragoon remote-executor: SSH-signed requests, submit/tail/cancel/pull/events.16MIT OR Apache-2.0
industrial-protocols-foundationfieldbusFoundation Fieldbus protocol implementation16MIT
reliableA simple packet acknowledgement system for UDP-based protocols16BSD-3-Clause
elizaos-plugin-google-chatGoogle Chat integration plugin for elizaOS agents16MIT
industrial-protocols-asinterfaceAS-Interface (Actuator Sensor Interface) protocol implementation16MIT
rustcpA pure-Rust TCP/IP stack on TUN/TAP, focused on IPv6 + SRv6 testing. Companion to the PyTCP project.16GPL-3.0-or-later
nornir-flightGeneric, use-case-agnostic Apache Arrow Flight transport seam for the nordisk constellation — raw do_put/do_get/do_exchange over…16MIT OR Apache-2.0
mediacast-netcatalogVendor command catalog + version matcher + protocol probe for multi-vendor network automation.16MIT OR Apache-2.0
mtp2Pure-Rust MTP2 (ITU-T Q.703) signal-unit framing + signalling-link state machine for SS7 over TDM16MIT
rustcp-net-addrReserved name. Future standalone value-type library (IPv4 / IPv6 / MAC addresses, masks, networks, hosts) for the RusTCP project.…16GPL-3.0-or-later
hopf-authTrustPolicy, IdentityMaterial, and SASL mechanisms for Hopf16LGPL-2.1-or-later
hopf-httpHTTP Stream codecs and server/client handlers for Hopf16LGPL-2.1-or-later
murmBilateral peer-to-peer comms supercrate for the Mere browser — one-to-one messaging across protocols.16MIT OR Apache-2.0
zhuqueA Gemini protocol server implemented in rust16MIT
rk-netdeviceRust port of RK.NetDevice.SDK.P216MIT
krot-serverRelay server for krot — self-hosted ngrok alternative in Rust.16MIT OR Apache-2.0
mangater-coreCore engine for manga downloading, orchestration, and plugin execution16MIT
qs-service-xrpcShared xrpc transport, connection, and host runtime for quant-system services16MIT OR Apache-2.0
product-os-io-uringProduct OS : IO Uring provides a multi-backend accept/runtime facade — io_uring on Linux (SQPOLL, IOPOLL, registered buffers) and…16GPL-3.0-only
rhedgeA hedged request library that sends redundant HTTP requests to reduce tail latency16MIT
stranaCypher-over-WebSocket wire protocol for embedded graph databases16MIT
ios-configZero-dependency Cisco IOS configuration parser. Parses show running-config output into a typed IR.16MIT
gqlrs-extrasExtra extensions for gqlrs16MIT OR Apache-2.0
gqlrs-actix-webgqlrs for actix-web16MIT OR Apache-2.0
gqlrs-warpgqlrs for warp16MIT OR Apache-2.0
gqlrs-poemgqlrs for poem16MIT OR Apache-2.0
gqlrs-rocketgqlrs for Rocket.rs16MIT OR Apache-2.0
sahouSahou runtime for Rust — placeholder reserving the crate name for the upcoming schema-first runtime.16Apache-2.0
ifconfig-rsAdvanced Windows network interface configuration tool with rich terminal output16MIT
arbitusSecurity proxy for MCP (Model Context Protocol) — auth, rate limiting, payload filtering, and audit logging between AI agents and…16MIT
portage-distfilesDistfile fetching and verification for Gentoo Portage16MIT
flowcat-servicesFlowcat speech/LLM service providers: realtime S2S (Gemini sibling realtime providers), STT, TTS, LLM, and network observability…16Apache-2.0
peaq-depin-simulatorA production-grade headless DePIN node simulator for the peaq network — generates SR25519 identities, W3C DIDs, and…16MIT
arcp-otelOpenTelemetry middleware for the Agent Runtime Control Protocol (ARCP). Placeholder — integration coming in a future release.16MIT OR Apache-2.0
dtiw385-cliCLI to interact with dtiw385 decoders16MIT
iot-coreCore types for the iot-protocols SDK: Thing model, IotClient trait, errors, paths, protocol bindings.16MIT OR Apache-2.0
mirr-mcp-control-planeMIRR Model Context Protocol (MCP) control-plane bridge16Apache-2.0
ocp-hostOpen Context Protocol host runtime: provider discovery, stdio/http transports, capability negotiation, routing, consent gating.…16MIT OR Apache-2.0
aisstream-rsAsync Rust client for streaming real-time AIS vessel data from aisstream.io16MIT
flowshield-actixActix Web integration for FlowShield — per-key rate limiting middleware with 429 + Retry-After.16MIT OR Apache-2.0
arcp-towerTower middleware for the Agent Runtime Control Protocol (ARCP). Placeholder — integration coming in a future release.16MIT OR Apache-2.0
flowshield-redisRedis distributed backend for FlowShield — atomic, server-side rate-limit state over RESP.16MIT OR Apache-2.0
arcpReference implementation of the Agent Runtime Control Protocol (ARCP) v1.1 — umbrella crate that re-exports arcp-core,…16MIT OR Apache-2.0
rbat-serverDistributed static binary analysis server wrapping the rbat static analysis engine.16MIT
flowshield-valkeyValkey distributed backend for FlowShield — atomic, server-side rate-limit state over RESP.16MIT OR Apache-2.0
conservation-protocolAgent communication via Laplacian gossip — the network topology IS the message16MIT
flowshield-axumAxum integration for FlowShield — per-key rate limiting middleware with 429 + Retry-After.16MIT OR Apache-2.0
gunamOn-premises device management agent — OTA, telemetry, panic isolation, offline-first sync16Apache-2.0
raft-sledPersistence layer for Raft consensus — sled embedded store with RaftStorage trait.16MIT
quivoraA peer-to-peer tunnel powered by QUIC.16MIT
kspOfficial CLI for the Kush Secure Protocol — 50+ commands for networking, encryption, and traffic analysis16MIT
industrial-protocols-modbusModbus RTU/TCP protocol implementation16MIT
geoip233Offline GeoIP library for Rust with hot reload and high-performance lookups16Apache-2.0
tool233Small, dependable filesystem, process, networking, and retry utilities16Apache-2.0
qualisys_rust_sdkRust SDK foundation for the Qualisys QTM real-time protocol16MIT OR Apache-2.0
palisade-telemetryTelemetry and monitoring engine for the Palisade honeypot system15MIT OR Apache-2.0
lios-bridgeLoopback-only authenticated lifecycle bridge for Lios terminals15MIT
industrial-protocols-cclinkCC-Link field network protocol implementation15MIT
industrial-protocols-iec61850IEC 61850 power utility communication protocol implementation15MIT
industrial-protocols-opcuaOPC Unified Architecture (OPC-UA) protocol implementation15MIT
industrial-protocols-ethernet-ipEtherNet/IP (CIP) industrial protocol implementation15MIT
industrial-protocols-profinetPROFINET industrial Ethernet protocol implementation15MIT
industrial-protocols-mqttMQTT IoT messaging protocol implementation15MIT
industrial-protocols-canopenCANopen higher-layer protocol implementation15MIT
industrial-protocols-dnp3DNP3 (IEEE 1815) power system protocol implementation15MIT
industrial-protocols-hartHART (Highway Addressable Remote Transducer) protocol implementation15MIT
industrial-protocols-hartipHART-IP (HART over Ethernet) protocol implementation15MIT
industrial-protocols-cclinkieCC-Link IE Industrial Ethernet protocol implementation15MIT
industrial-protocols-daliDALI (Digital Addressable Lighting Interface) protocol implementation15MIT
industrial-protocols-ethercatEtherCAT industrial Ethernet protocol implementation15MIT
industrial-protocols-linLIN (Local Interconnect Network) protocol implementation15MIT
industrial-protocols-klineK-Line (ISO 9141) diagnostic protocol implementation15MIT
industrial-protocols-saej1850SAE J1850 in-vehicle network protocol implementation15MIT
industrial-protocols-powerlinkEthernet POWERLINK real-time protocol implementation15MIT
industrial-protocols-sercosSERCOS (Serial Real-time Communication System) protocol implementation15MIT
saladcloudThe SaladCloud REST API. Please refer to the [SaladCloud API Documentation](https://docs.salad.com/api-reference) for more…15MIT
industrial-protocols-profibusPROFIBUS fieldbus protocol implementation15MIT
industrial-protocols-devicenetDeviceNet (CIP-based) industrial protocol implementation15MIT
industrial-protocols-lonworksLonWorks control networking protocol implementation15MIT
elara-dhtLightweight Kademlia DHT for peer discovery and content routing (no key-value storage). Extracted from the Elara Protocol node.15MIT OR Apache-2.0
elara-natNAT traversal for peer-to-peer nodes: STUN-based external-address and NAT-type detection plus UPnP/IGD port mapping. Extracted…15MIT OR Apache-2.0
elara-pq-transportPost-quantum network transport core: a downgrade-proof ELPQ wire frame, the session key schedule (HKDF-SHA256 over X25519 ||…15MIT OR Apache-2.0
industrial-protocols-iolinkIO-Link point-to-point communication protocol implementation15MIT
industrial-protocols-flexrayFlexRay high-speed in-vehicle network protocol implementation15MIT
industrial-protocols-mostMOST (Media Oriented Systems Transport) protocol implementation15MIT
industrial-protocols-controlnetControlNet real-time industrial protocol implementation15MIT
industrial-protocols-interbusINTERBUS fieldbus protocol implementation15MIT
industrial-protocols-worldfipWorldFIP fieldbus protocol implementation15MIT
industrial-protocols-lightbusLightbus high-speed fiber optic protocol implementation15MIT
industrial-protocols-modbusplusModbus Plus peer-to-peer protocol implementation15MIT
industrial-protocols-isa100ISA100.11a wireless industrial protocol implementation15MIT
agentsentry-gatewayTransparent OpenAI-compatible security gateway for LLM agents: DLP, secret-leak, jailbreak and prompt-injection detection at the…15Apache-2.0
industrial-protocols-wirelesshartWirelessHART (IEC 62591) wireless protocol implementation15MIT
tachyon-i2pSafe async wrapper around i2pd-sys (native I2P `.b32.i2p` eepsite support).15MIT OR Apache-2.0
industrial-protocols-pciPCI bus interface protocol implementation15MIT
industrial-protocols-vmeVME bus interface protocol implementation15MIT
palisade-deceptionDeception engine for the Palisade honeypot system - creates and manages honeytokens and decoy artifacts15MIT OR Apache-2.0
rpc-planeSolana RPC proxy with intelligent routing, automatic failover, and slot-aware health scoring15Elastic-2.0
mere-transportPeer transport layer for the Mere browser — iroh-based authenticated encrypted QUIC streams between known peers.15MIT OR Apache-2.0
hopf-tlsrustls integration for Hopf Endpoints (TCP TLS and STARTTLS)15LGPL-2.1-or-later