domain: microservices
1425 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| vdaas/vald Vald is a highly scalable, distributed approximate nearest neighbor (ANN) dense vector search engine built on cloud-native architecture and… | 91 | 1718 | active |
| aklivity/zilla Zilla is a stateless, multi-protocol gateway for event-driven applications and AI agents, exposing Kafka and MQTT over HTTP, SSE, gRPC, MQT… | 99 | 1717 | active |
| pyeventsourcing/eventsourcing A Python library for implementing the event sourcing pattern, storing all application state changes as a sequence of immutable events. It p… | 77 | 1684 | active |
| nodeshift/opossum Opossum is a Node.js circuit breaker library that wraps asynchronous functions (promises and callbacks) and monitors their execution, faili… | 96 | 1680 | active |
| intelligent-machine-learning/dlrover DLRover is an automatic distributed deep learning system that manages training of large AI models on Kubernetes and Ray clusters. It provid… | 79 | 1680 | active |
| gensyn-ai/rl-swarm RL Swarm is an open-source, permissionless peer-to-peer framework for running reinforcement learning training swarms over the internet, bui… | 54 | 1679 | active |
| google/vizier Open Source Vizier is a Python-based service and library for black-box and hyperparameter optimization, based on Google's internal Vizier t… | 79 | 1671 | active |
| SkyAPM/SkyAPM-dotnet SkyAPM-dotnet is an open-source auto-instrumentation agent for .NET and ASP.NET Core applications that provides distributed tracing, servic… | 83 | 1658 | active |
| facebook/mvfst MVFST (move fast) is a C++ client and server implementation of the IETF QUIC transport protocol developed by Facebook. It provides a perfor… | 77 | 1657 | active |
| uAgents uAgents is a lightweight Python framework by Fetch.ai for building autonomous AI agents as microservices, using decorators for scheduled ta… | 94 | 1636 | active |
| facebookincubator/submitit Submitit is a lightweight Python library for submitting Python functions as jobs to a Slurm cluster, wrapping submission and providing acce… | 51 | 1635 | active |
| phalapi/phalapi PhalApi (π framework) is a lightweight open-source PHP framework focused on API/interface service development, supporting HTTP, SOAP, and R… | 75 | 1599 | active |
| DBOS Transact DBOS Transact is an open-source library (Python and TypeScript SDKs) that adds lightweight durable workflows to applications by checkpointi… | 86 | 1553 | active |
| google/seesaw Seesaw v2 is a Linux Virtual Server (LVS) based load balancing platform written in Go. It supports advanced features like anycast, Direct S… | 74 | 5676 | maintenance |
| RailsEventStore/rails_event_store Rails Event Store (RES) is a Ruby library for publishing, consuming, storing, and retrieving domain events, built on Active Record. It serv… | 99 | 1551 | stable |
| Haidra-Org/AI-Horde AI Horde is a crowdsourced distributed cluster where volunteers share GPU/CPU compute to generate AI images and text for others for free. T… | 77 | 1536 | active |
| akira/exq Exq is a job processing library for Elixir that uses Redis as its backing store and is compatible with Resque and Sidekiq job formats. It h… | 92 | 1531 | stable |
| locationtech/geomesa GeoMesa is an open-source suite of JVM-based tools for large-scale geospatial querying and analytics on distributed computing systems. It p… | 78 | 1494 | active |
| Shopify/semian Semian is a Ruby resiliency library that prevents cascading failures when accessing slow or unresponsive external services like databases a… | 86 | 1484 | stable |
| opendiffy/diffy Diffy is a differential testing tool that sends identical requests to a candidate service and a reference (primary/secondary) service, then… | 60 | 1461 | active |
| abh/geodns GeoDNS is an authoritative DNS server written in Go that returns per-client targeted responses based on the geographic location of the requ… | 54 | 1457 | stable |
| mit-pdos/noria Noria is a streaming data-flow storage backend written in Rust that acts like a database but precomputes and incrementally maintains materi… | 32 | 5244 | maintenance |
| tailcallhq/tailcall Tailcall is a high-performance GraphQL runtime written in Rust that lets you build GraphQL backends declaratively by annotating a GraphQL s… | 83 | 1443 | active |
| tahoe-lafs/tahoe-lafs Tahoe-LAFS is a free and open-source decentralized storage system that distributes encrypted, erasure-coded file shares across multiple unt… | 62 | 1435 | active |
| deepseek-ai/EPLB EPLB is DeepSeek's open-source Expert Parallelism Load Balancer for Mixture-of-Experts models. It computes balanced expert replication and … | 26 | 1424 | active |
| openchoreo/openchoreo OpenChoreo is an open-source internal developer platform (IDP) for Kubernetes that bundles platform abstractions, a Backstage-powered devel… | 87 | 1404 | active |
| zstackio/zstack ZStack is an open-source IaaS (Infrastructure as a Service) platform for automating datacenters, managing compute, storage, and networking … | 77 | 1394 | active |
| bytedance/flux Flux is a GPU kernel library from ByteDance that overlaps computation with communication for tensor and expert parallelism in dense and MoE… | 33 | 1354 | active |
| mysteriumnetwork/node Mysterium Node is the official Go implementation of the Mysterium decentralized VPN (dVPN) network protocol, letting users run nodes that p… | 98 | 1348 | active |
| infinispan/infinispan Infinispan is an open-source, distributed in-memory key/value data grid and NoSQL cloud data store written in Java. It supports embedded an… | 94 | 1347 | stable |
| synrc/n2o N2O is an embeddable message protocol loop library for WebSocket, HTTP, MQTT, and TCP servers written in Erlang. It provides process manage… | 61 | 1341 | active |
| alibaba/graph-learn Graph-Learn (formerly AliGraph) is a distributed framework for developing and applying large-scale graph neural networks, with a training l… | 36 | 1341 | active |
| sylar-yin/sylar Sylar is a high-performance C++ server framework built around user-space coroutines (fibers) with modules for logging, configuration, threa… | 32 | 4692 | maintenance |
| hydra-db/hydradb HydraDB is an object-store-native distributed graph database written in Rust, using S3-compatible storage as the durable source of truth wi… | 57 | 1312 | active |
| yedf2/handy Handy is a simple, easy-to-use C++11 network server library supporting high-concurrency TCP/UDP servers with epoll on Linux and kqueue on m… | 23 | 4644 | maintenance |
| k8gb-io/k8gb K8GB (Kubernetes Global Balancer) is a CNCF Incubating, open-source global server load balancing (GSLB) solution for Kubernetes, implemente… | 92 | 1302 | active |
| kubermatic/kubermatic Kubermatic Kubernetes Platform (KKP) is an open-source central management platform for automating the lifecycle of thousands of Kubernetes … | 95 | 1300 | stable |
| apache/impala Apache Impala is a massively parallel, distributed SQL query engine written in C++ for analyzing petabyte-scale data stored in open data an… | 67 | 1285 | stable |
| smocker-dev/smocker Smocker is a simple and efficient HTTP mock server and proxy designed to help mock the HTTP dependencies of an application, especially for … | 67 | 1284 | active |
| viccon/sturdyc sturdyc is a Go caching library focused on protecting I/O-heavy applications from cache stampedes through request coalescing, asynchronous … | 33 | 1280 | active |
| iohao/ioGame ioGame is a lightweight, lock-free, asynchronous, event-driven Java game server framework built on Netty. It supports WebSocket, TCP, and U… | 88 | 1271 | active |
| wundergraph/cosmo WunderGraph Cosmo is an open-source full lifecycle API management platform for federated GraphQL, including a schema registry, composition … | 92 | 1259 | active |
| go-kiss/sniper Sniper is a lightweight yet modern Go business framework integrating IDL-based interfaces, observability, and a powerful scaffolding CLI. I… | 49 | 1251 | stable |
| run-house/kubetorch Kubetorch is a Python library that lets you distribute and run ML workloads (training, inference, data processing) on Kubernetes directly f… | 83 | 1224 | active |
| hyphanet/fred Fred (Freenet REference Daemon) is the core node software of Hyphanet (formerly Freenet), a peer-to-peer platform for censorship-resistant,… | 89 | 1210 | active |
| graphframes/graphframes GraphFrames is a package for Apache Spark that provides DataFrame-based graph processing with distributed graph algorithms like PageRank, c… | 95 | 1203 | stable |
| opengnb/opengnb OpenGNB is an open-source decentralized Software Defined Virtual Network (SDVN) that creates a layer-3 P2P VPN with strong NAT traversal, l… | 93 | 1203 | active |
| xorbitsai/xorbits Xorbits is an open-source distributed computing framework that scales Python data science and machine learning workloads from a laptop to l… | 64 | 1199 | active |
| itamarst/eliot Eliot is a Python structured logging library that records causal chains of actions, showing what happened and why. It supports distributed … | 86 | 1187 | active |
| phoenixframework/flame FLAME is an Elixir library that lets you auto-scale parts of an existing application by wrapping code blocks in a FLAME.call, which execute… | 70 | 1176 | active |
| aliyun/SimAI SimAI is a large-scale network simulation toolkit from Alibaba Cloud for modeling AI training and inference workloads on GPU clusters, publ… | 66 | 1133 | active |
| desenvolvedor-io/dev-store DevStore is a microservices e-commerce reference application built with ASP.NET 9, demonstrating Clean Architecture, DDD, CQRS, and common … | 39 | 1132 | active |
| dotnetcore/SmartSql SmartSql is a MyBatis-inspired ORM for .NET that manages SQL in XML files with dynamic conditional tags, giving developers full control ove… | 86 | 1131 | active |
| QQ3221197721/cloudai-fusion CloudAI Fusion is a Go-based cloud-native platform that unifies multi-cloud infrastructure management with AI-assisted GPU scheduling acros… | 59 | 1115 | active |
| yahoo/TensorFlowOnSpark TensorFlowOnSpark is a Python library that lets existing TensorFlow programs run distributed training and inference on Apache Spark and Had… | 23 | 3845 | maintenance |
| sensu/sensu-go Sensu Go is an open-source, agent-based monitoring and observability pipeline for ephemeral infrastructure and distributed applications, re… | 92 | 1109 | active |
| akash-network/node The source code for the Akash Network blockchain node, a Tendermint/CometBFT-powered node implementing a decentralized cloud computing mark… | 95 | 1108 | active |
| MoonshotAI/MoonEP MoonEP is an Expert Parallelism communication library for Mixture-of-Experts training that keeps token loads perfectly balanced across rank… | 56 | 1101 | active |
| apache/systemds Apache SystemDS is an open-source machine learning system covering the end-to-end data science lifecycle, from data cleaning and feature en… | 87 | 1097 | active |
| Qihoo360/evpp evpp is a modern C++11 network library built on libevent for developing high-performance, nonblocking, multi-threaded TCP, UDP, and HTTP se… | 23 | 3773 | maintenance |
| SlugLab/CXLMemSim CXLMemSim is a simulation and emulation framework for CXL 3.0 memory systems, combining a latency/bandwidth/topology/coherency simulator wi… | 70 | 1092 | active |
| Emiyaaaaa/HiveMind AgentFlow (repo HiveMind) is a Python-first runtime layer for multi-agent systems that adds persistent run state, ordered step/message/tool… | 62 | 1092 | active |
| fastos/fastsocket Fastsocket is a scalable Linux kernel TCP socket implementation that delivers linear performance scaling on multicore machines, transparent… | 23 | 3741 | maintenance |
| streamich/json-joy json-joy is a TypeScript library implementing the JSON CRDT protocol for conflict-free real-time collaboration on JSON data models, plus JS… | 90 | 1088 | active |
| bytedance/byteps BytePS is a high-performance parameter server framework for distributed deep neural network training, supporting TensorFlow, Keras, PyTorch… | 10 | 3717 | maintenance |
| jeffbass/imagezmq imageZMQ is a set of Python classes that transport OpenCV images between computers using PyZMQ messaging. It enables distributed computer v… | 62 | 1069 | stable |
| ovn-kubernetes/ovn-kubernetes OVN-Kubernetes is an open-source CNI plugin that provides a robust networking solution for Kubernetes clusters, built on OVN (Open Virtual … | 86 | 1062 | active |
| facebook/dhcplb dhcplb is Facebook's production DHCP v4/v6 load balancer and relayer, also usable as a multithreaded DHCP server framework. It balances DHC… | 76 | 1060 | active |
| kubernetes/dns The Kubernetes DNS (kube-dns) project provides cluster-internal DNS resolution for Kubernetes services and pods. It ships containerized com… | 74 | 1057 | active |
| cisagov/thorium Thorium is a scalable, distributed file analysis and data generation platform that orchestrates arbitrary Docker, VM, or shell-based tools … | 74 | 1022 | active |
| 274056675/springboot-openai-chatgpt A full-stack AI chatbot application built on Spring Boot/Spring Cloud that integrates GPT-3.5, GPT-4, Baidu ERNIE Bot, Stable Diffusion, an… | 36 | 1010 | active |
| MoonshotAI/checkpoint-engine Checkpoint-engine is a lightweight Python middleware for updating model weights in-place across LLM inference engines, a critical step in r… | 80 | 1005 | active |
| sustrik/libmill Libmill is a C library that brings Go-style concurrency to C, providing goroutine-like coroutines and channels. It lets C developers write … | 32 | 3175 | maintenance |
| mars-project/mars Mars is a tensor-based unified framework for large-scale data computation that provides NumPy-, pandas-, and scikit-learn-compatible APIs w… | 23 | 2742 | maintenance |
| garden-co/classic-jazz Classic Jazz is a distributed, local-first database that syncs structured data, files, and streams across frontends, containers, serverless… | 86 | 2532 | maintenance |
| WuKongOpenSource/WukongCRM-11.0-JAVA WukongCRM 11.0 is an open-source customer relationship management system built on a Spring Cloud Alibaba microservices backend with a Vue E… | 32 | 2443 | maintenance |
| AppScale/gts AppScale GTS is an open-source serverless platform for building and running scalable web and mobile applications on any infrastructure. It … | 23 | 2422 | maintenance |
| didi/sharingan Sharingan is a Go-based traffic recording and replay tool that captures real production request traffic (including downstream calls) and re… | 10 | 2388 | maintenance |
| orlabs/orange Orange is an API gateway built on OpenResty (Nginx + Lua) that provides API monitoring, management, and traffic control through a plugin-ba… | 23 | 2308 | maintenance |
| bilibili/overlord Overlord is Bilibili's Go-based proxy and cluster management platform for memcache and Redis/Redis Cluster, providing an automated high-ava… | 23 | 2249 | maintenance |
| metrue/fx fx is a self-hosted Function as a Service (FaaS) tool that turns stateless functions into container-based HTTP services in seconds. It supp… | 23 | 2229 | maintenance |
| mtcp-stack/mtcp mTCP is a highly scalable user-level TCP stack for multicore systems, implemented in C with kernel-bypass packet I/O via DPDK, netmap, or P… | 23 | 2138 | maintenance |
| databricks/spark-deep-learning Deep Learning Pipelines for Apache Spark, now reduced to the HorovodRunner component for distributed deep learning training via Horovod on … | 23 | 1987 | maintenance |
| quantmind/pulsar Pulsar is an event-driven concurrent framework for Python built on asyncio, providing tools for building scalable network applications such… | 10 | 1845 | maintenance |
| Qihoo360/hbox Hbox (formerly XLearning) is a scheduling platform that runs machine learning and deep learning frameworks like TensorFlow, MXNet, Caffe, a… | 47 | 1727 | maintenance |
| jammy928/CoinExchange_CryptoExchange_Java A Java-based open source cryptocurrency exchange platform built on Spring Cloud microservices, including a matching trading engine, admin b… | 32 | 1727 | maintenance |
| lastbackend/lastbackend Last.Backend is an open-source container management platform written in Go that automates deployment, scaling, and management of containeri… | 23 | 1655 | maintenance |
| tensorflow/mesh Mesh TensorFlow is a Python library and embedded language for specifying distributed tensor computations, letting users define how model di… | 10 | 1630 | maintenance |
| maxpumperla/elephas Elephas is a Python library that extends Keras to run distributed deep learning training on Apache Spark. It serializes Keras models on the… | 23 | 1577 | maintenance |
| brocaar/chirpstack-network-server ChirpStack Network Server is an open-source LoRaWAN network server written in Go, responsible for handling and de-duplicating uplink data f… | 10 | 1513 | maintenance |
| paypal/squbs squbs is a suite of components from PayPal that standardizes and operationalizes Akka/Pekko Streams and Akka/Pekko HTTP applications for la… | 23 | 1430 | maintenance |
| aregm/nff-go NFF-Go is a set of Go libraries for building and deploying high-performance, cloud-native network functions (NFs) on top of DPDK and AF_XDP… | 23 | 1419 | maintenance |
| miguelfreitas/twister-core Twister is an experimental peer-to-peer microblogging application with a core daemon (twisterd). It uses a Bitcoin-like blockchain for dece… | 32 | 1405 | maintenance |
| tensorflow/ecosystem A collection of templates and connectors for integrating TensorFlow with other open-source frameworks such as Kubernetes, Kubeflow, Spark, … | 10 | 1377 | maintenance |
| nmathewson/libevent_obsolete An obsolete mirror of Nick Mathewson's libevent repository; the official libevent project lives at github.com/libevent/libevent. Libevent i… | 32 | 1328 | maintenance |
| kudobuilder/kudo KUDO (Kubernetes Universal Declarative Operator) is a framework and CLI for building production-grade Kubernetes operators declaratively, c… | 23 | 1215 | maintenance |
| rsms/gotalk Gotalk is a Go library and wire protocol for bidirectional, concurrent peer-to-peer communication over any byte stream, with first-class We… | 23 | 1204 | maintenance |
| yggdrasil-network/yggdrasil-go Yggdrasil is a lightweight userspace software router implementing an experimental, fully end-to-end encrypted IPv6 overlay network with a s… | 87 | 5375 | experimental |
| ProxyKit/ProxyKit ProxyKit is a .NET library for building code-first HTTP reverse proxies as ASP.NET Core middleware, supporting request/response interceptio… | 10 | 1114 | maintenance |
| qri-io/qri Qri is a dataset version control system built on the distributed web (IPFS), letting users version, publish, discover, and collaborate on d… | 23 | 1112 | maintenance |