CATEGORY
Asynchronous 9,790 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.
chie-coreCore protocol logic for CHIE Protocol139Apache-2.0
ankit-engineHigh-level workflow operations for Anki via AnkiConnect139MIT OR Apache-2.0
async-priority-lockA priority-based async lock. Optionally no-std.139MIT
rain-engine-memoryRetrieval utilities for RainEngine session ledgers139MIT
kruxiaflow-workerWorker SDK for Kruxia Flow — run Rust activities in budgeted workflows with engine-enforced cost limits139MIT OR Apache-2.0
pi-agentAgent runtime with tool calling (Rust port of @earendil-works/pi-agent-core). Streaming agent loop, permission policy, built-in…138MIT
rusmes-pop3Async POP3 server for RusMES — RFC 1939 compliant with APOP, STLS (STARTTLS), and CAPA extension support138Apache-2.0
alopex-chirps-file-transferFile transfer APIs for Alopex Chirps138Apache-2.0 OR MIT
spine-compilerCompiler for SPINE Source (HLS) to SPINE Binary (HLB)138AGPL-3.0-or-later
stdiobus-clientAsync client for stdio_bus - AI agent transport layer for MCP/ACP protocols138Apache-2.0
rfeign-macrosProcedural macros for rfeign declarative HTTP client138MIT OR Apache-2.0
sntlCompile-time guarded ORM for PostgreSQL — your data's guardian from compile to production138MIT OR Apache-2.0
traffic-lightAnother single-threaded blocking asynchronous executor for Rust.138MIT OR Apache-2.0
otheroneotherone — 轻量级、可扩展的 Rust AI Agent 框架138MIT
trinketsTool registry and execution system for AI agents - goblin loot and treasures137MIT
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
llm-coreCore traits, types, and streaming primitives for the llm-cmd LLM toolkit137MIT
rain-engine-store-valkeyValkey coordination store for RainEngine137MIT
quincy-tunCross-platform async TUN library for Quincy137Apache-2.0
moonbeam-formsHTML form and multipart support for Moonbeam137MIT
mcprotoMinecraft protocols in Rust, async, fast and easy to use.137GPL-3.0-only
chasquimqThe fastest open-source message broker for Redis. Rust-native engine on Redis Streams + MessagePack, with Node.js and Python…137MIT
isoprenoid-unsendisoprenoid-unsend is the signals runtime framework backing flourish-unsend.136MIT OR Apache-2.0
alpaca-trader-rsAlpaca Markets trading toolkit — async REST client library and interactive TUI trading terminal136MIT
vllm-clientA Rust client for vLLM OpenAI-compatible API136MIT OR Apache-2.0
fukurow-siemSIEM integration for Fukurow (Splunk, ELK, Chronicle)136MIT OR Apache-2.0
mouse-telemetryCaptures mouse data and computes derived metrics for downstream analysis/tasks136MIT
armature-messagingMessage broker integrations for the Armature framework - RabbitMQ, Kafka, NATS, and AWS SQS/SNS136Apache-2.0
oxigdal-workflowDAG-based workflow engine for complex geospatial processing pipelines136Apache-2.0
synwire-lspLanguage Server Protocol integration for Synwire agents136MIT OR Apache-2.0
synwire-dapDebug Adapter Protocol integration for Synwire agents136MIT OR Apache-2.0
magnetarctlmagnetarctl — the Magnetar CLI: produce, consume, inspect, and admin against an Apache Pulsar broker.136Apache-2.0
argentor-orchestratorMulti-agent orchestration, task queues, and deployment for Argentor136AGPL-3.0-only
rutracker-apiAsync Rust client for rutracker.org (HTML scraping + official v1 JSON API)135MIT OR Apache-2.0
jamjet-schedulerJamJet scheduler — runnable node detection, queue dispatch, lease management135Apache-2.0
kraken-ws-sdkProduction-grade Kraken WebSocket SDK with order book visualization API, backpressure control, latency tracking, and order flow…135MIT
lunaris-retrieveComposable retrieval DSL (vector, keyword, graph) for the Lunaris agent memory engine135Apache-2.0
chippRust client for the Chipp.ai API - OpenAI-compatible chat completions with streaming support135MIT OR Apache-2.0
kovi-plugin-gif-labKovi 的 GIF 处理插件,支持合成、拆分、变速、倒放、旋转、拼图等操作。135MIT OR Apache-2.0
tokio-raknetA high-performance, asynchronous implementation of the RakNet protocol on top of Tokio.135MIT
hermes-broker-storeDurable message storage backend for Hermes using redb.135MIT OR Apache-2.0
cel-briefComposable prompt briefing for AI agents: gather sources, enforce token budgets, apply governance, and emit receipts.135Apache-2.0
nostr-bbs-meshFederation mesh worker stub for nostr-bbs deployments (ADR-073)135AGPL-3.0-only
cortexai-crewMulti-agent crew orchestration for Cortex: parallel execution, delegation and coordination134Apache-2.0
atomr-infer-runtime-ortONNX Runtime backend for atomr-infer (Whisper, embeddings, rerankers, ONNX-exported text-gen) via the ort crate. Feature-gated.134Apache-2.0
fukurow-streamingReal-time streaming processing for Fukurow reasoning engine134MIT OR Apache-2.0
fast-fsHigh-speed async file system traversal library with batteries-included file browser component134MIT
async-niri-socketNon-blocking communication over the niri socket.134GPL-3.0
reratui-ratatuiRatatui backend adapter for Reratui TUI framework134MIT OR Apache-2.0
vox-shmShared-memory transport for vox — lock-free rings for zero-copy IPC134MIT OR Apache-2.0
lash-plugin-rolling-historyRolling-history plugin for the lash agent runtime.134MIT
multi-llmUnified multi-provider LLM client with support for OpenAI, Anthropic, Ollama, and LMStudio133Apache-2.0
oxigdal-mqttMQTT protocol support for OxiGDAL - IoT sensor data integration, pub/sub messaging, and geospatial time-series streaming133Apache-2.0
oxigdal-offlineOffline-first data management with sync queue, conflict resolution, and optimistic updates for OxiGDAL133Apache-2.0
dubbo-rs-configConfiguration management for Apache Dubbo Rust with YAML support and builder pattern133Apache-2.0
celersCelery-compatible distributed task queue for Rust (Facade crate)133Apache-2.0
runatA distributed job scheduler for Rust133MIT
signal-gateway-assistant-claudeClaude AI implementation of signal-gateway-assistant133MIT OR Apache-2.0
do-overAsync resilience policies for Rust inspired by Polly133MIT OR Apache-2.0
aoc_leaderbot_aws_lambda_implImplementation of an Advent of Code leaderboard-watching bot running in AWS Lambda133MIT
rain-engine-openaiOpenAI-compatible provider for RainEngine133MIT
codex-runtimeErgonomic Rust wrapper for codex app-server with runtime safety and release gates.133MIT
dubbo-rs-clusterCluster fault-tolerance strategies and service directory for Apache Dubbo Rust133Apache-2.0
nurtex-protocolLibrary that allows a Minecraft client to communicate with a server.133MIT
argentor-a2aGoogle Agent-to-Agent protocol implementation for Argentor133AGPL-3.0-only
beetry-execInternal beetry crate. For the public API, check the beetry crate.132MIT
atomr-infer-runtime-vllmvLLM runner for atomr-infer. Hosts local LLMs via PyO3-bound AsyncLLMEngine + token-streaming. Includes Gemma 4 auto-provisioning…132Apache-2.0
atomr-infer-runtime-tensorrtTensorRT runner for atomr-infer. Wraps atomr-accel-tensorrt's TrtRuntime / ExecutionContext / ExecutionBindings behind the…132Apache-2.0
hringasno libc, no_std, pure rust bindings to io_uring132MIT
lunaris-storage-postgresPostgres + pgvector storage backend for Lunaris132Apache-2.0
oxigdal-websocketAdvanced real-time WebSocket communication for OxiGDAL with broadcasting, pub/sub, and live updates132Apache-2.0
reratui-runtimeAsync runtime, event loop, and rendering engine for Reratui TUI applications132MIT OR Apache-2.0
cruxx-pluginSubprocess plugin host for cruxx pipelines132MIT
zero-conf-meshZero-configuration LAN service discovery for multi-agent systems via mDNS/DNS-SD132MIT
funeraFlexible and security-oriented LLM agent framework for Rust — ReAct loop, tools, skills, middleware, security132MIT
kwokka-macrosprocedural macros lowering onto the kwokka facade132MIT OR Apache-2.0
ai-agents-evalEvaluation runner for YAML-defined AI agents132Apache-2.0
rightsize-dockerHand-rolled unix-socket Docker backend for rightsize — the correctness oracle132Apache-2.0
claude-codeA Rust library for executing Claude Code CLI131MIT
procwire-clientRust client SDK for Procwire IPC — high-performance binary protocol for Node.js ↔ Rust communication131MIT
lunaris-consolidateACT-R activation-based memory consolidator for Lunaris131Apache-2.0
lio-uringProduction-ready, safe, and ergonomic Rust interface to Linux io_uring131MIT
mondayio-compatA compat wrapper for monoio.131MIT OR Apache-2.0
negrdo-standard-messagingStandard messaging core library for Negrdo services — CloudEvents 1.0 compliant envelope management with pluggable broker adapters130MIT
atlas-ctxAn asynchronous task context management library130MIT
atomr-agents-avatar-harnessAvatar orchestrator: composes STT (perception), atomr-infer (cognition), TTS (synthesis), viseme→blendshape mapping, and the…130Apache-2.0
beetry-nodeBeetry library with reusable behavior tree nodes.129MIT
durareA DBOS-compatible durable execution SDK for Rust: write ordinary async code, checkpoint every step to Postgres or SQLite, and…129MIT OR Apache-2.0
jamjet-mcpJamJet MCP client and server — Model Context Protocol support129Apache-2.0
fluxion-runtimeRuntime abstraction for async Rust streams129Apache-2.0
factorio-rconAsync RCON client for Factorio with proper multi-packet response handling129MIT OR Apache-2.0
fin-streamReal-time market data streaming primitives — 100K+ ticks/second ingestion pipeline129MIT
stateset-jobsBackground job scheduler for StateSet iCommerce — cron, interval, and event-driven job execution with retry and backoff129MIT OR Apache-2.0
oneringbufA lock-free single-producer, single-consumer (SPSC) ring buffer with in-place mutability, asynchronous support, and virtual…129MIT OR Apache-2.0
pacta-executorPacta-native execution abstractions.128MIT OR Apache-2.0
rusticx-sqlShared SQL dialect compiler (DDL + DML) for the Rusticx multi-database ORM128MIT
galaxy-rs-algoRust Algorithm for the Galaxy Project128Apache-2.0
rust-mcp-axumAxum HTTP server integration for rust-mcp-sdk128MIT
lash-tool-apply-patchPatch-apply tool for the lash agent runtime.128MIT
zizqOfficial Rust Client for the Zizq Job Queue128MIT
plc-comm-slmpAsync Rust SLMP client based on the plc-comm-slmp-dotnet implementation128MIT
simple-queueA simple persistent queue implementation in Rust backed by PostgreSQL and tokio128MIT
cloud_terrastodon_restIn-process REST helpers and request objects for Cloud Terrastodon128LiLiQ-R-1.1
vox-shm-ffiC bindings for vox shared-memory primitives128MIT OR Apache-2.0
co-libp2p-dnsDNS transport implementation for libp2p128MIT
transferred-coreConnector-agnostic traits and types for the transferred data transfer engine.128MIT
camel-component-mqttMQTT 3.1.1 component for rust-camel (rumqttc-v4-next)128Apache-2.0
hornetmq-macrosProcedural macros for hornetmq127MIT
jamjet-a2a-protoJamJet A2A protocol bridge — re-exports from jamjet-a2a crate + ProtocolAdapter127Apache-2.0
codexcwRun Codex or Claude Code non-interactively: spawn the selected agent CLI, decode its JSONL event stream, and expose runs as async…127CC0-1.0
cmdkitDeterministic command execution runtime for structured command graphs with configurable execution topology.127Apache-2.0
plc-comm-kv-hostlinkAsync Rust client for KEYENCE KV Host Link PLC communication127MIT
kaccy-aiAI-powered intelligence for Kaccy Protocol - forecasting, optimization, and insights127Apache-2.0
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
karyon_p2pA lightweight, extensible, and customizable p2p network stack.126MIT
atd-sdkRust SDK for the ATD (Agent Tool Dispatch) protocol — connect to any ATD-speaking server over Unix sockets.126Apache-2.0
minitimerA mini timer of delayed tasks. Only asynchronous tasks are possible on tokio runtime, and dynamic add/cancel/remove is supported.126Apache-2.0
spine-storagePersistent storage backends for SPINE knowledge base126AGPL-3.0-or-later
behest-storePersistence traits and storage backends for the behest agent runtime126MIT OR Apache-2.0
kojin-postgresPostgreSQL result backend for the kojin task queue126MIT OR Apache-2.0
beetry-editor-backendInternal beetry crate. For the public API, check the beetry crate.126MIT
statiqZero-overhead, compile-time MSSQL service for Rust — stored procedures, async CRUD, connection pooling, static dispatch125MIT OR Apache-2.0
paladin-notificationsNotification adapter implementations for the Paladin framework (email, push, system)125MIT
paladin-storageSQL-backed repository adapters for the Paladin framework (SQLite and MySQL)125MIT
qrush-engineLightweight Job Queue and Task Scheduler for Rust (Actix + Redis + Cron)125MIT
galaxy-rs-cmdRust Command for the Galaxy Project125Apache-2.0
galaxy-rs-dataRust Data for the Galaxy Project125Apache-2.0
gitrAsync typed git CLI wrapper for agents and automation.125MIT
async-sevenzAn async 7z decompressor/compressor written in pure Rust125Apache-2.0
mikrotik-exporterPrometheus exporter for MikroTik RouterOS devices125MIT
turbographAutomatic GraphQL API generation from PostgreSQL schemas in Rust125MIT OR Apache-2.0
kkachiHigh-performance, zero-copy library for optimizing language model prompts and programs125AGPL-3.0-or-later
ndjson-rpcLine-delimited JSON-RPC framing with Unix socket and HTTP/1.1 chunked transports, supporting one-shot and streaming responses.125MIT
lash-tool-shellShell-execution tool for the lash agent runtime.125MIT
galaxy-rs-commRust Communication for the Galaxy Project124Apache-2.0
galaxy-rs-appRust Application for the Galaxy Project124Apache-2.0
lunaris-verifySlow-path arbitration verifier for Lunaris124Apache-2.0
minisftp-coreMinimal SFTP client core library built on russh124MIT OR Apache-2.0
forgeai-toolsTool calling helpers for forgeai-rs123MIT OR Apache-2.0
serverust-coreCore do framework serverust: App builder, roteamento, validação, DI, OpenAPI, config.123MIT OR Apache-2.0
paladin-contentContent processing adapters and use-case services for the Paladin framework123MIT
hotaru_io_tokioTokio IO and TCP backend for Hotaru123MIT
rok-queueBackground job processing for the rok ecosystem123MIT
s3m-coreReusable S3 client and streaming engine behind the s3m CLI123BSD-3-Clause
dubbo-rs-configcenterDynamic configuration center abstraction for Apache Dubbo Rust123Apache-2.0
rightsize-msbmicrosandbox (msb) backend for rightsize — attached-mode microVM sandboxes123Apache-2.0
evalsyncExperiment synchronization library for benchmark coordination via ZeroMQ122MIT
malnetA modern, high-performance reliable UDP networking library inspired by ENet & Bitfold, built with Rust.122MIT
skp-cacheAdvanced, modular caching library for Rust122MIT OR Apache-2.0
axocoatl-serviceOS background-service management (systemd / launchd) for the Axocoatl daemon122Apache-2.0
oxirpc-reflectgRPC server reflection (v1 + v1alpha) wrapper for OxiRPC122Apache-2.0
runkon-notifyDomain-neutral notification dispatch primitives — generic event envelope, shell/HTTP hook execution, glob pattern matching, and…122MIT OR Apache-2.0
wechat-core微信小程序和服务号服务端API SDK - 核心功能122MIT
worklaneFacade API for typed background jobs in Rust services.122MIT OR Apache-2.0
daimon-provider-openaiOpenAI provider for the Daimon AI agent framework122MIT OR Apache-2.0
tronz-signer-awsAWS KMS signer for the tronz TRON SDK.122MIT OR Apache-2.0
wae-aiWAE AI - AI 服务抽象层,支持腾讯混元、火山引擎等121MIT
wae-distributedWAE Distributed - 分布式服务支持,分布式锁、分布式ID121MIT
wae-effectWAE Effect - 代数效应依赖注入,声明式依赖获取121MIT
wae-eventWAE Event - 事件驱动模块,支持发布订阅模式121MIT
wae-serviceWAE Service - 服务发现与注册,负载均衡策略121MIT
rig-ai-sdkAI SDK Data Stream Protocol adapter for rig121MIT
tiy-coreUnified LLM API and stateful Agent runtime in Rust121MIT
just-commonShared HTTP transport, SSE stream parsing, and error types for the just-agent ecosystem121MIT
baidu-netdisk-sdkA Rust SDK for Baidu NetDisk Open Platform API121MIT
worklane-sqliteSQLite-backed durable worklane broker for embedded and small services.121MIT OR Apache-2.0
daimon-provider-anthropicAnthropic provider for the Daimon AI agent framework121MIT OR Apache-2.0
forgeai-adapter-openaiOpenAI adapter for forgeai-rs120MIT OR Apache-2.0
wae-resilienceWAE Resilience - 弹性模式,熔断器、限流器、重试、超时120MIT
wae-schedulerWAE Scheduler - 任务调度器,支持 Cron、定时任务、延迟任务120MIT
paladin-webWeb server adapters for the Paladin AI orchestration framework (actix-web / axum)120MIT
oharness-loopAgent, Loop trait, ReactLoop, ConversationLoop, and run_reflexion for open-harness120MIT OR Apache-2.0
persway-tokioSway layout and focus helper daemon that adds spiral and stack-main autotiling plus opacity and window renaming.120MIT
lbs-coreLBS core120MIT
coralstack-cmd-ipcInter-Process Communication library for running typed Commands across processes and services120MIT
amalgam-cacheA robust, multi-level, fail-safe cache — an idiomatic Rust port of .NET's FusionCache (cache-stampede protection, fail-safe,…120MIT
paigasus-helikon-providers-geminiGoogle Gemini provider for the Paigasus Helikon AI SDK.120Apache-2.0 OR MIT
forgeai-adapter-anthropicAnthropic adapter for forgeai-rs119MIT OR Apache-2.0
forgeai-adapter-geminiGemini adapter for forgeai-rs119MIT OR Apache-2.0
tailtriage-axumAxum middleware and extractor integration for tailtriage119MIT
execraTyped job runtime for Rust apps that wrap external CLI tools: events, interpreters, cancellation, Tauri integration, and optional…119Apache-2.0
pulse-clientOfficial Rust client for StreamFlow Pulse — AI Agent Platform119Apache-2.0
prestige-cliCLI interface for manually fetching and reading Prestige-parquet files119MIT OR Apache-2.0
ailoop-toolsTool registry and trait surface for ailoop119MIT OR Apache-2.0
connectrpc-workersConnectRPC ClientTransport implementations backed by the Cloudflare Workers fetch APIs (service bindings + global fetch).119MIT
compio_dispatchGlobal task dispatcher for compio applications. / Compio 应用全局任务分发器。118MulanPSL-2.0
alpacarsAsync Rust SDK for Alpaca Markets API118MIT OR Apache-2.0
enough-tokioTokio integration for the enough cooperative cancellation trait118MIT OR Apache-2.0
ollama-api-rsAn async Rust SDK for the Ollama API with OpenAI compatibility118Apache-2.0
pilatus-axumAxum web integration for the Pilatus framework118MPL-2.0
pe-graphGraph execution engine for Potential Expectations — state graphs, Pregel model, ReAct topology, and builder DSL118MIT OR Apache-2.0
protocraft_frameworkA framework for handling minecraft packets118MIT OR Apache-2.0
jamjet-engramEngram — durable memory layer for AI agents. Temporal knowledge graph, semantic search, and MCP-native tools.118Apache-2.0
nexo-ext-installerPhase 31.1 — fetch + resolve + download + sha256-verify nexo plugin tarballs against the ext-registry index. Building block for…118MIT OR Apache-2.0
jmap-calendars-clientJMAP Calendars HTTP client — extension trait over jmap-base-client118MIT OR Apache-2.0
worklane-postgresPostgreSQL-backed durable worklane broker for production services.118MIT OR Apache-2.0
paigasus-helikon-providers-bedrockAmazon Bedrock (Converse API) provider for the Paigasus Helikon AI SDK.118Apache-2.0 OR MIT
lash-tool-searchCode-search tool (ripgrep-backed) for the lash agent runtime.118MIT