1. pact_consumer

    Pact-Rust module that provides support for writing consumer pact tests

    v1.4.2 4.9K #testing #pact #cdc
  2. ractor

    A actor framework for Rust

    v0.15.10 25K #actor-framework #actor
  3. kameo

    Fault-tolerant Async Actors Built on Tokio

    v0.19.2 10K #actor #distributed-systems #tokio
  4. batch-aint-one

    I got 99 problems, but a batch ain't one

    v0.10.1 4.5K #async-concurrency #batching #batch
  5. crosstown_bus

    Event Bus with RabbitMQ for Rust

    v1.1.2 7.1K #event-bus #rabbitmq #events #message-handler #strong-typing #letter
  6. manager_handlers

    A microservice manager implementation that creates HTTP-accessible handlers with configurable replicas. Handlers communicate via an internal bus, enabling collaborative request processing in a distributed architecture.

    v0.7.2 3.1K #pub-sub #actix-web #handler #microservices
  7. rsactor

    Efficient In-Process Actor Model Implementation for Rust

    v0.10.0 230 #actor-model #actor-framework #rust
  8. teloxide_tests

    Test suite for teloxide bots

    v0.4.0 210 #unit-testing #teloxide #telegram #testing
  9. agent-memory

    Memory bus and vector store integration for MXP agents

    v0.3.2 #ai-agents #mxp #protocols #run-time #api-bindings
  10. grapevine

    A modern, asynchronous peer-to-peer gossip protocol library and application

    v1.0.0 #p2p #gossip #async
  11. agent-kernel

    Agent lifecycle kernel for MXP: registration, discovery, heartbeat, and message handling

    v0.3.2 #ai-agents #mxp #protocols #run-time #api-bindings
  12. source2-demo

    Dota 2 / Deadlock / CS2 replay parser written in Rust

    v0.3.2 #dota #deadlock #cs2 #replay #demo
  13. airs-mcp

    Model Context Protocol implementation with JSON-RPC 2.0 foundation

    v0.2.3 190 #model-context-protocol #authentication #json-rpc #mcp
  14. cobalt-aws

    collection of wrappers around the aws-sdk-rust and lambda_runtime packages

    v0.17.0 2.3K #aws-sdk #lambda-runtime #package #cobalt #wrapper
  15. up-transport-mqtt5

    The Eclipse uProtocol MQTT 5 Transport Library

    v0.4.0 230 #mqtt5 #mqtt #uprotocol #sdk
  16. ractor-supervisor

    Supervisor module for ractor framework

    v0.1.9 950 #supervisor #supervision #actor #ractor
  17. picokafka

    Kafka library for tarantool-module based on librdkafka

    v0.3.0 500 #kafka #tarantool #distributed-systems #librdkafka #builder #tx
  18. kincir

    message streaming library inspired by Watermill

    v0.2.0 550 #message-broker #rabbitmq #message-streaming #logging #kafka #protobuf #message-handler #uuid #subscribing #identification
  19. airsprotocols-mcp

    Model Context Protocol implementation with JSON-RPC 2.0 foundation

    v1.0.0-rc.1 #model-context-protocol #authentication #json-rpc #mcp
  20. hexput-runtime

    WebSocket runtime server for Hexput AST processing

    v0.1.3 310 #run-time #ast-parser #hexput #ast #parser
  21. network-protocol

    Secure, high-performance protocol core with backpressure control, structured logging, timeout handling, TLS support, and comprehensive benchmarking for robust Rust networked applications and services

    v1.0.0 280 #tls #backpressure #performance #secure #network-protocols
  22. broccoli_queue

    Broccoli is a simple, fast, and reliable job queue for Rust

    v0.4.4 #message-queue #job-queue #rabbitmq #message-broker #retry #broccoli #message-processing #connection-pool #celery #message-handler
  23. shakespeare

    An actor framework

    v0.1.0-rc2 #actor-framework #macro #async
  24. rustycord

    A fast, lightweight, and feature-rich Discord bot library written in Rust

    v0.1.5 #discord-bot #discord #bot-api #bot #development #discord-api
  25. axum-messages

    🛎️ One-time notification messages for Axum

    v0.8.0 10K #flash-messages #message #axum #flash-message #flash
  26. nsq-async-rs

    An asynchronous Rust NSQ client library with support for concurrent message processing

    v0.1.8 #nsq #messaging #tokio
  27. actix

    Actor framework for Rust

    v0.13.5 354K #actor-framework #actix-actor #async #tokio-actor
  28. rust_rubka

    interacting with Rubika Bot API

    v0.1.0 #bot-api #bot #rubika #messenger #api-bindings
  29. ocpp-client

    OCPP Client Implementation. Use this library to implement an OCPP charge point

    v0.1.16 1.0K #charge-point #ocpp #ocpp16 #ocpp201 #client
  30. rio-rs

    Distributed stateful service framework

    v0.4.0 1.4K #distributed-systems #service-framework #object #server #actor-model
  31. black-box

    A minimal actor framework

    v0.2.2 190 #actor-framework #handler #my-actor #shutdown #define #message-handler #api-design
  32. deribit-websocket

    WebSocket client for Deribit trading platform real-time data

    v0.1.1 #finance-trading #real-time #websocket #deribit #finance #trading
  33. ollie

    An abstraction layer on top of lapin, to align with traditional HTTP API routing

    v0.2.11 1.0K #message-queue #shared-state #http-routing #exchange #lapin #message-processing #rabbitmq #message-handler #layer-on-top #async-message
  34. tapaculo

    Lightweight Rust server for real-time and turn-based multiplayer communication

    v1.1.0 #multi-player #pub-sub #game-server #real-time
  35. tiny-tokio-actor

    tiny actor library on top of tokio

    v0.3.5 #actor #tokio-actor #actors
  36. spark-channel

    A generic channel listener implementation for Spark Rust SDK

    v0.0.3 #request-response-pattern #graceful-shutdown #server #spark #channel #dispatcher #event-listener #message-passing #cancellation #rust-sdk
  37. mboxlabs-mailbox

    A lightweight, pluggable mailbox/queue kernel inspired by the Erlang Actor Model

    v0.1.0 #actor-model #mailbox #erlang #message-queue #async
  38. hyperapp_macro

    The macro for async, handler-based Hyperware Hyperapps

    v0.2.0 #api-request #handler #request-response #macro #async #response-handler #websocket-client #request-context #logging #request-and-response
  39. teloxide-plugins

    Smart plugin system for Teloxide bots

    v0.1.4 #plugin-system #telegram-bot #teloxide #smart #regex #macro-attributes
  40. rabbitmq-worker

    A generic RabbitMQ worker library with built-in retry and dead-letter queue (DLQ) logic

    v1.0.0 #rabbitmq #retry #worker #dlq
  41. http_api

    Declare modular HTTP client/server APIS using XHR, WebSocket and SSE

    v0.1.0 #web-api #websocket #web-server #routes #axum #api-client #http-handler #client-events #proc-macro #request-handler
  42. unison-protocol

    🎵 Unison Protocol - KDL-based type-safe communication framework

    v0.1.0-alpha2 #kdl #communication #rpc #protocol #protocols
  43. wasmcloud-provider-messaging-websocket

    A capability provider that satisfies the 'wasmcloud:messaging' contract using WebSocket as a backend

    v0.1.0 #websocket #capability-provider #wasmcloud-messaging #session-id #remote-server #websocket-communication #broadcasting #incoming-messages #ws #wss
  44. f1-nexus-mcp

    Model Context Protocol (MCP) server for F1 Nexus

    v1.0.0-alpha.2 #model-context-protocol #artificial-intelligence #f1 #ai-agents #optimization #weather #mcp #nexus #weather-api #mcp-server
  45. rs-sqs-receiver

    An asynchronous AWS SQS message receiver framework with trait-based handlers and shared resource support

    v0.1.1 #messaging #aws #async-queue #async
  46. flo_scene

    Entity-messaging system for composing large programs from small programs

    v0.2.0 #message-queue #scene-message #input-stream
  47. pptr

    Type-Driven Asynchronous Actor Runtime

    v0.3.0 1.5K #actor-model #actor-framework #puppeteer #puppet #async-runtime #distributed-systems #type-driven #supervision #puppets
  48. robomotion

    Official Rust SDK for building Robomotion RPA packages

    v0.1.3 #automation #workflow #rpa #plugin
  49. messages

    Runtime-agnostic actor library

    v0.3.1 900 #actor #actors #async
  50. ghakuf

    parsing/building SMF (Standard MIDI File)

    v0.5.6 #parser #smf #midi #builder
  51. spaad

    Zero boilerplate actor systems with xtra

    v0.4.1 #xtra #actor #actors #future
  52. darwin-webkit

    Bindings to some of the WebKit's API on MacOS for Rust

    v0.2.0 190 #web-kit #cocoa #macos-cocoa #macos
  53. rocketmq-client-v4

    rocket mq rust client for remote protocol. works on rocket mq V4

    v0.4.2 1.1K #rocket-mq #producer-consumer #protocols #logging #client #client-for-remote #message-handler #message-body #broadcast
  54. actix-interop

    Use async/await syntax with actix actors

    v0.4.0 #actix #atomic #context #async-await
  55. lowbulls

    lowbull is a Rust crate facilitating message handling and event monitoring

    v0.1.22 200 #monitoring #events #watch #message #response
  56. vinezombie

    A modular IRCv3 framework

    v0.3.1 230 #irc-v3 #irc
  57. quickwit-actors

    Actor framework used in quickwit

    v0.3.0 #actor-framework #quickwit #actor-context #async-runtime #scheduler #blocking #message-box #universe #logging #ping-receiver
  58. axum-realtime-kit

    A toolkit for building scalable, real-time applications with Axum, WebSockets, and Redis Pub/Sub

    v0.1.0 #websocket #redis #axum #real-time
  59. aimds-detection

    Fast-path detection layer for AIMDS with pattern matching and anomaly detection

    v0.1.0 #detect #aimds #pattern-matching #layer #anomaly-detection #pii #cache #threat #regex #task-scheduling
  60. memfault-ssf

    Supporting crate for the Memfault memfaultd embedded Linux agent

    v1.25.2 #crash-reporting #embedded-linux #service #memfaultd #scheduler #memfault #mocking #mailbox
  61. slacktor

    extremely fast, bare-bones, low-overhead, supervisorless, no-std actor library

    v0.4.0 280 #actor-framework #low-overhead #actor
  62. credibil-dwn

    Decentralized Web Node (DWN)

    v0.1.2 #storage #didcomm #decentralized #node #web #decentralized-web-node
  63. teleser

    Telegram TMProto bot frame

    v0.1.3 190 #telegram-bot #mt-proto #bot-framework #input #handler #bot-token #logging
  64. c2-logs

    Capture, filter and analyze logs from Chatterino without restarting the application

    v0.2.2 240 #debug-log #debugging #cli
  65. woab

    Widgets on Actors Bridge - a GUI microframework for combining GTK with Actix

    v0.9.0 490 #gui-widgets #gtk #actor #actix-actor #actix
  66. puniyu_handler

    puniyu 的事件处理器模块

    v0.4.1 #puniyu #handler #handler-registry #message-handler #处理 #核心库
  67. botx-api-framework

    Фреймворк для реализации ботов под платформу eXpress

    v0.1.8 140 #express #bot #botx-api #botx #api-framework
  68. tap-wasm

    WebAssembly bindings for the Transaction Authorization Protocol

    v0.4.0 #tap-agent #wasm-bindings #authorization #protocols #nodejs #javascript #performance-optimized #did-comm
  69. combadge

    makes Rust Web Workers easy

    v0.4.0 #web-worker #wasm
  70. wasi-worker

    WASM/WASI interface for browser service workers

    v0.5.0 #wasi #browser #worker #wasm #wasm-service
  71. ump-ng-server

    Server message dispatch loop for ump-ng

    v0.4.0 310 #message-passing #sync #thread #thread-sync #channel
  72. nx-request-handler

    streamlining messaging between Skyline Plugins and WebSessions

    v0.1.6 #web-sessions #back-end #plugin #npm-package #skyline
  73. d2-stampede

    Dota 2 replay parser written in Rust

    v0.2.2 330 #replay-parser #dota #dota2 #replay #demo
  74. actix_async_handler

    Support for async syntax for Actix

    v0.1.0 #async-handler #syntax #actix #async-message #await #macro-attributes
  75. requiem

    Actor framework for Rust

    v0.9.0 #actix-actor #actor #actix
  76. xtor

    Async Actor framework for Rust which is blazing fast and rock solid

    v0.9.10 #actor #actors #future
  77. vampirc-io

    asynchronous, non-blocking, UCI protocol–based communication between chess UIs and chess engines

    v0.3.0 #uci #stdout #stdin #io #chess
  78. ab-code-gen

    Functions to generate boilerplate code for objects implementing the 'Actor' pattern. Used by the abcgen crate.

    v0.4.0 190 #actor #macro #code-generation #boilerplate
  79. palkia

    Entity Component Message architecture a la Caves of Qud

    v0.16.0 1.7K #ecs #component-architecture #message #message-handler #struct #la
  80. romp

    STOMP server and WebSockets platform

    v0.5.2 #stomp #messaging #xtomp #websockets
  81. math_repl

    REPL for all different kinds of math

    v0.2.1 230 #repl #mathcli #math
  82. redis-stream

    Stream and consume data from redis streams

    v0.1.2 #consumer-groups #redis #stream #database
  83. swapper

    Swap ownership between threads

    v0.1.0 20K #between-threads #ownership #thread #concurrency
  84. mooeye

    A small UI library designed on top of the ggez game library. WORK IN PROGRESS

    v0.4.1 #ggez #game-ui #ui #static-ui #game
  85. mlpa

    Plugin API for mailing-list

    v0.4.0 750 #mailing-list #plugin-api
  86. ump-server

    Server message dispatch loop for ump

    v0.4.0 210 #message-passing #sync #thread #thread-sync
  87. async_message_dispatcher

    dispatching messages to asynchronous handlers easier

    v7.0.0 120 #async-message #dispatcher #handler #message-handler #dispatching #bot
  88. act-locally

    single-threaded async actors with ordinary functions as handlers and plainly typed messages

    v0.1.1 #thread-local #actor
  89. network_helpers_sv2

    Networking utils for SV2 roles

    v4.0.1 600 #bitcoin #stratum #mining #protocols
  90. Try searching with DuckDuckGo or on crates.io.

  91. datacake-rpc

    A zero-copy, actor-like RPC framework using rkyv

    v0.5.1 #tokio #zero-copy #asyncronous
  92. linkd

    actor model framework that takes inspiration from OTP in the erlang ecosystem

    v0.1.3 150 #actor-model #actor-framework #otp #erlang #ecosystem #tokio-runtime #incoming-messages #message-handler
  93. matrix_bot_api

    API for writing a bot for the Matrix messaging protocol

    v0.5.2 #matrix-bot #bot #fractal
  94. akt

    An actors library for Rust and Tokio designed to work with async / await message handlers out of the box

    v0.1.2 #actor #actix #async #future
  95. roundabout

    An message oriented concurrent runtime

    v0.2.0 #message-bus #concurrency #queue
  96. rbot-messages

    The rbot-messages crate serves as the message handler for the Bot Beats game, containing all the message types to and from the game

    v0.1.1 110 #bot-beats #message-handler #game #serve #containing #serialization #game-communication
  97. tea-actor-utility

    WasCC Tool - Supporting Binary and Sorted Vector Key-Value Pair and Macros to Build Nats Message Actor Handler

    v0.1.0 #nats #tea #wascc #wasm
  98. teleborg

    A Telegram bot API

    v0.1.32 #telegram-bot #bot-api #rust #telegram-api
  99. legacytranslate

    Internationalization library of legacylisten

    v0.3.1 120 #internationalization #localization #language #library
  100. handlers_sv2

    Sv2 Message handlers

    v0.2.0 1.7K #mining #stratum #bitcoin #protocols
  101. aspartam

    Minimalistic actor framework based on tokio, inspired by actix

    v0.1.0 180 #actor-framework #actix #handler #dynamic-dispatch
  102. quartz-contract-core

    A CosmWasm framework for securely interacting with Intel SGX enclaves

    v0.5.1 650 #intel-sgx #intel-sgx-enclave #cosmwasm #cycle
  103. kraken-wasm

    WASM bindings for Kraken orderbook engine

    v0.1.0 #order-book #kraken #rate-limiting #wasm-bindings #engine #l3 #checksum #position-tracking #price #javascript
  104. ismp

    interoperable state machine protocol

    v2506.1.0 410 #state-machine #substrate-polkadot #substrate #polkadot
  105. kraken-types

    Shared types for Kraken WebSocket API v2

    v0.1.0 #kraken #rate-limiting #websocket #order-book #symbols #price #l3 #btc #checksum #ws
  106. wasmcloud-actor-core

    wasmCloud Core Actor Interface

    v0.2.3 320 #wasmcloud #actor #api-bindings
  107. EasyDist

    A non-blocking IO and easy-to-use Rust crate for constructing simple distributed preject. The crate contains several building blocks that can be use to construct a distributed system program.

    v0.2.0 #easydist #distributed-systems #building-block #construct #async-io #node #heartbeat #message-handler #debugging #choose
  108. handler_map

    Map from types to functions that receive them

    v0.1.0 #event-handling #events #message-handling #anymap
  109. simple-kafka

    easier to use kafka message

    v0.0.8 #kafka #kafka-topic #message #broker #send #group-id #debugging #message-handler
  110. hidmon

    Lightweight, callback-based keyboard/mouse monitoring

    v0.2.0 130 #keyboard #mouse #windows #hid
  111. ixc

    Interchain SDK

    v0.0.5 230 #cosmos-sdk #inter-chain #cryptocurrency #blockchain #value #account-id #comet-bft #preview #warnings #golang
  112. SQUICD

    Squicd is a Domain-Specific Language (DSL) in Rust designed to simplify the creation of QUIC-based servers and clients for message passing

    v0.1.1 #squicd #domain-specific-language #dsl #message #client-server #quic-based #quic-server
  113. salish

    Messaging Library

    v0.1.0-dev.1 #messaging #applications #wrapper
  114. chatbot

    An extensible chatbot

    v0.2.3 #extensible #chat #bot
  115. tari_comms_dht

    Tari comms DHT module

    v5.1.0 #dht #message #middleware #outbound #tari-comms #inbound #tower
  116. flow-bot

    An onebot-11 SDK that simplifies bot creation

    v0.2.0 110 #event-handling #events #extractor #sdk #service #bot #control-flow
  117. meows

    pattern for async service messaging over WebSockets

    v0.2.0 #websocket #messaging
  118. futuresdr-macros

    Macros for FutureSDR

    v0.0.8 #sdr #radio #acceleration #run-time
  119. haveno

    secure P2P trading software with Monero integration

    v0.1.5 100 #monero #exchange
  120. rmilter

    A rust-only crate for connecting and using milter functionality

    v0.2.0 #email #postfix #milter #smtp #sendmail
  121. shakespeare-macro

    A support crate for the shakespeare actor framework

    v0.1.0-rc2 #actor-framework #actor-model #shakespeare #macro #role #concurrency #mocking #polymorphism #caller #stopping
  122. wasmcloud-actor-messaging

    Messaging wasmCloud Actor Interface

    v0.1.2 #actor #wasmcloud #api-bindings
  123. dtbh_interface

    Interface library for the automated scanner

    v0.1.0 #dtbh #interface #scanner #automated
  124. fiadtui

    TUI event loop for ratatui with tokio and crossterm

    v0.9.0 #ratatui #crossterm #events