Topics / #grpc

Grpc projects on GitHub

High-performance RPC framework using protocol buffers over HTTP/2.

As of , the most-starred Grpc projects on GitHub are etcd (52.4K stars), 3x-ui (48.1K stars) and system-design (46.6K stars). GitHub.Locker tracks 65 Grpc repositories with 1.2M stars combined. The fastest-growing on October 16 was Concat, with +837 stars in a day.

65Projects
1.2MStars in total
+1.3KStars in a day
Browse in the catalog →github.com/topics/grpc ↗

Hot right now

Most stars gained in a day · Oct 16

+837

Concat

jub0t/Concat · ★ 7.8K

Concat is a free, open-source, cross-platform video editor built as a CapCut alternative, with no watermark, no account and no subscription.

+126

ax

google/ax · ★ 13.9K

AX is Google's open agentic orchestration runtime — a declarative, high-throughput orchestrator that runs billions of autonomous agent workloads in a Kubernetes cluster, sandboxing each task and fencing its network.

+98

substrate

agent-substrate/substrate · ★ 5.4K

A secure-by-default runtime that hosts AI agents in isolated sandboxes — microVMs or gVisor containers — and runs millions of them on shared infrastructure, with much higher density than standard container runtimes.

+65

3x-ui

MHSanaei/3x-ui · ★ 48.1K

3X-UI is an open-source web control panel for managing Xray-core servers, letting you deploy, configure, and monitor many proxy and VPN protocols from one VPS or across multiple nodes.

The all-time top

65 projects · by stars

  1. #1 · etcd-io/etcd

    etcd

    A distributed, reliable key-value store for the most critical data of a distributed system, written in Go and kept consistent across machines with the Raft consensus algorithm.

    52.4K
  2. #2 · MHSanaei/3x-ui

    3x-ui

    3X-UI is an open-source web control panel for managing Xray-core servers, letting you deploy, configure, and monitor many proxy and VPN protocols from one VPS or across multiple nodes.

    48.1K
  3. #3 · karanpratapsingh/system-design

    system-design

    It is a free course and ebook that teaches how to design large-scale systems and prepares readers for system design interviews.

    46.6K
  1. 4

    grpc

    45.4Kgrpc/grpc · C++

    gRPC is a modern, high-performance open-source RPC (remote procedure call) framework that lets client and server applications communicate transparently across languages and platforms.

  2. 5

    dubbo

    41.6Kapache/dubbo · Java

    Apache Dubbo is an RPC and microservices framework — this repository is its Java implementation. It covers communication, service discovery, traffic management, observability, security, and tooling for building enterprise-grade microservices.

  3. 6

    insomnia

    40KKong/insomnia · TypeScript

    Insomnia is an open-source, cross-platform API client for debugging, designing, testing and mocking APIs over GraphQL, REST, WebSockets, SSE and gRPC.

  4. 7

    qdrant

    35.1Kqdrant/qdrant · Rust

    Qdrant is a high-performance vector similarity search engine and vector database written in Rust, built to store, search, and manage 'points' (vectors plus a JSON payload) for AI applications like semantic search, recommendations, and RAG.

  5. 8

    nacos

    33.5Kalibaba/nacos · Java

    Nacos is a platform from Alibaba for dynamic service discovery, configuration management, and service management, aimed at building cloud-native microservices and AI applications.

  6. 9

    conductor

    32.3Kconductor-oss/conductor · Java

    An open-source durable execution engine for microservices and AI agents: it persists every workflow step so long-running processes survive crashes, retries, and restarts. It originated at Netflix and is maintained by Orkes and the community.

  7. 10

    k6

    32Kgrafana/k6 · Go

    k6 is a modern load-testing tool: you write test scripts that simulate real user traffic against your application to see how it performs. It is built for developers and testers in the DevOps era — like unit testing, but for performance.

  8. 11

    kestra

    29.7Kkestra-io/kestra · Java

    Kestra is an open-source, event-driven orchestration platform for building data, AI, and infrastructure workflows. You describe them in declarative YAML and manage everything from a built-in web UI.

  9. 12

    pingora

    27.6Kcloudflare/pingora · Rust

    Pingora is a Rust framework by Cloudflare for building fast, reliable, and programmable network services and proxies. It is battle-tested, having served more than 40 million internet requests per second for years.

  10. 13

    flatbuffers

    26.6Kgoogle/flatbuffers · C++

    FlatBuffers is a cross-platform serialization library built for maximum memory efficiency: you read serialized data directly without a parsing/unpacking step, and it keeps forwards/backwards compatibility.

  11. 14

    dapr

    26.2Kdapr/dapr · Go

    Dapr is an open-source, CNCF-graduated runtime for building distributed applications, workflows, and AI agents. It packages durable execution, secure service-to-service communication, state management, and event-driven messaging behind one consistent set of APIs.

  12. 15

    kratos

    26Kgo-kratos/kratos · Go

    Kratos is a lightweight Go framework for building cloud-native microservices, with small, explicit APIs so your code can focus on business logic instead of plumbing.

  13. 16

    Sentinel

    23.1Kalibaba/Sentinel · Java

    Sentinel is a flow control, traffic shaping, circuit breaking and system adaptive overload protection component for microservices, built and battle-tested at Alibaba across years of Double-11 shopping festivals.

  14. 17

    grpc-go

    23.1Kgrpc/grpc-go · Go

    The Go implementation of gRPC: a high performance, open source, general RPC framework that puts mobile and HTTP/2 first. You use it to build gRPC clients and servers in Go.

  15. 18

    go-micro

    23.1Kmicro/go-micro · Go

    Go Micro is an agent harness and service framework for Go — a runtime around an agent (its tools, memory, guardrails, workflows, and services) where agents, services, and durable flows all share one runtime.

  16. 19

    v2ray-agent

    22.1Kmack-a/v2ray-agent · Shell

    An all-in-one one-click script that installs and manages proxy services on your own server, built around the Xray-core and sing-box cores and driven from a terminal menu.

  17. 20

    serve

    21.9Kjina-ai/serve · Python

    Jina is an open-source Python framework for building multimodal AI applications on a cloud-native stack — you wrap models into gRPC microservices, chain them into flows, and scale from local to cloud.

  18. 21

    dgraph

    21.8Kdgraph-io/dgraph · Go

    Dgraph is an open-source, horizontally scalable distributed graph database with a GraphQL interface, built for real-time queries over terabytes of data. It provides ACID transactions, consistent replication, and linearizable reads.

  19. 22

    microservices-demo

    21.1KGoogleCloudPlatform/microservices-demo · Go

    Online Boutique is a sample cloud-first e-commerce web app made of 11 microservices in different languages, built by Google to demonstrate Kubernetes, gRPC, Istio and other Google Cloud technologies.

  20. 23

    gofr

    20.8Kgofr-dev/gofr · Go

    An opinionated Go framework for building microservices fast — database support and observability (logs, traces, metrics) come built in, so you write service code instead of infrastructure glue.

  21. 24

    grpc-gateway

    20Kgrpc-ecosystem/grpc-gateway · Go

    gRPC-Gateway is a protoc plugin that reads your protobuf service definitions and generates a reverse-proxy server which translates a RESTful HTTP API into gRPC, so one service can serve both gRPC and RESTful JSON clients at the same time.

  22. 25

    AspNetCore-Developer-Roadmap

    19.7KMoienTajik/AspNetCore-Developer-Roadmap

    A roadmap chart showing the skills and libraries you need to learn to become an ASP.NET Core developer, updated for 2026.

  23. 26

    yaak

    19.3Kmountain-loop/yaak · TypeScript

    Yaak is a free, open-source desktop API client for firing off REST, GraphQL, WebSocket, Server-Sent Events, and gRPC requests — a privacy-first alternative to Postman, Insomnia, and Bruno.

  24. 27

    brpc

    17.6Kapache/brpc · C++

    bRPC is an industrial-grade C++ RPC framework built at Baidu for high-performance systems like search, storage, machine learning, advertisement and recommendation; the name stands for 'better RPC'.

  25. 28

    zipkin

    17.5Kopenzipkin/zipkin · Java

    Zipkin is a distributed tracing system. It gathers timing data from your services to help troubleshoot latency problems, offering both collection and lookup of that data.

  26. 29

    apisix

    17.2Kapache/apisix · Lua

    Apache APISIX is an open-source, dynamic, real-time, high-performance API Gateway that also serves as an AI Gateway. It provides traffic management — load balancing, canary release, circuit breaking, authentication, observability — for both north-south and east-west traffic.

  27. 30

    weaviate

    16.9Kweaviate/weaviate · Go

    Weaviate is an open-source, cloud-native vector database: it stores objects and vectors together and lets you combine vector search with structured filtering for semantic search at scale.

  28. 31

    zitadel

    15.3Kzitadel/zitadel · Go

    ZITADEL is an open-source identity and access management platform: a single server that handles sign-in, SSO, MFA, passkeys and permissions for your apps, self-hosted or as a cloud service.

  29. 32

    awesome-microservices

    14.5Kmfornos/awesome-microservices

    A curated list of Microservice Architecture related principles and technologies — a link catalog of platforms, frameworks, toolkits, standards and further reading for building service-oriented systems.

  30. 33

    coredns

    14.4Kcoredns/coredns · Go

    A fast and flexible DNS server and forwarder written in Go, built as a chain of plugins — each plugin performs one DNS function. It is a graduated Cloud Native Computing Foundation (CNCF) project.

  31. 34

    thanos

    14.2Kthanos-io/thanos · Go

    Thanos is a set of components that turn existing Prometheus deployments into a highly available metric system with unlimited storage capacity. It is a CNCF Incubating project written in Go.

  32. 35

    ax

    13.9Kgoogle/ax · Go

    AX is Google's open agentic orchestration runtime — a declarative, high-throughput orchestrator that runs billions of autonomous agent workloads in a Kubernetes cluster, sandboxing each task and fencing its network.

  33. 36

    pinpoint

    13.9Kpinpoint-apm/pinpoint · Java

    Pinpoint is an APM (Application Performance Management) tool for large-scale distributed systems, mainly written for Java (with PHP and Python agent support), inspired by Google's Dapper paper.

  34. 37

    nakama

    13.5Kheroiclabs/nakama · Go

    Nakama is a scalable open-source game server that provides multiplayer, matchmaking, leaderboards, tournaments, chat, parties, and social features so game studios do not have to build backend infrastructure from scratch.

  35. 38

    grpcurl

    12.9Kfullstorydev/grpcurl · Go

    A command-line tool for interacting with gRPC servers — basically curl for gRPC. gRPC speaks binary protobuf on the wire, which regular curl can't produce, so grpcurl takes your request as JSON and converts it to protobuf before sending.

  36. 39

    clip-as-service

    12.8Kjina-ai/clip-as-service · Python

    CLIP-as-service is a low-latency, high-scalability service for embedding images and text with CLIP models, so you can plug it into neural search or cross-modal retrieval apps as a microservice.

  37. 40

    conductor

    12.7KNetflix/conductor · Java

    Conductor is a platform built by Netflix to orchestrate workflows that span across multiple microservices.

  38. 41

    grpc-rust

    12.5Kgrpc/grpc-rust · Rust

    tonic — a native Rust gRPC client and server implementation. It runs over HTTP/2 with first-class async/await support and is built as a core building block for production systems written in Rust.

  39. 42

    crawlab

    12.3Kcrawlab-team/crawlab · Go

    Crawlab is an open-source distributed web crawler management platform: you upload spiders written in any language, run them across a cluster of machines, and manage tasks, schedules and results from a web UI.

  40. 43

    kubeshark

    12.1Kkubeshark/kubeshark · Go

    Kubeshark is an eBPF-powered network observability tool for Kubernetes that captures and indexes L4/L7 traffic with full Kubernetes context, decrypts TLS without managing keys, and lets both humans and AI agents query the data.

  41. 44

    grpc-java

    12.1Kgrpc/grpc-java · Java

    gRPC-Java is the official Java implementation of gRPC, Google's RPC framework built on top of HTTP/2. It lets Java and Android clients and servers call each other through typed, binary service stubs instead of hand-rolled REST/JSON APIs.

  42. 45

    awesome-software-architecture

    11.7Kmehdihadeli/awesome-software-architecture · TypeScript

    A curated catalog of articles, videos, courses, books, and other resources for learning and practicing software architecture, patterns, and principles, covering everything from design patterns and DDD to cloud, distributed systems, and AI engineering.

  43. 46

    buf

    11.5Kbufbuild/buf · Go

    Buf is a modern toolchain for Protocol Buffers that replaces protoc and shell scripts with a fast compiler, linter, breaking-change detector, code generator, and dependency manager, plus a client for the Buf Schema Registry.

  44. 47

    talos

    11.4Ksiderolabs/talos · Go

    Talos is a modern Linux-based operating system built specifically for running Kubernetes: secure, immutable, and minimal, with all system management done through an API instead of a shell.

  45. 48

    server

    11.1Ktriton-inference-server/server · Python

    Triton Inference Server is an open source serving system for deploying trained AI models from frameworks like TensorRT, PyTorch, ONNX, OpenVINO, Python and RAPIDS FIL, running inference requests over HTTP/REST or gRPC.

  46. 49

    netshoot

    11Knicolaka/netshoot · Shell

    netshoot is a Docker and Kubernetes network troubleshooting container, a 'swiss-army' image packed with networking, DNS, performance, and security tools for debugging container and host network issues.

  47. 50

    Checkmate

    11Kbluewave-labs/Checkmate · TypeScript

    Checkmate is an open-source, self-hosted tool that monitors server uptime, response times, hardware (CPU, RAM, disk), and incidents in real time with dashboards and status pages.

  48. 51

    text-generation-inference

    10.9Khuggingface/text-generation-inference · Python

    Text Generation Inference (TGI) is a toolkit for deploying and serving large language models — a Rust, Python and gRPC server that powers Hugging Chat, the Inference API and Inference Endpoints at Hugging Face.

  49. 52

    centrifugo

    10.9Kcentrifugal/centrifugo · Go

    Centrifugo is an open-source, language-agnostic real-time messaging server that lets any backend push messages to connected clients over WebSocket, HTTP-streaming, SSE, GRPC or WebTransport. It acts as a self-hosted alternative to Pubnub, Pusher, Ably, Socket.IO, Phoenix.PubSub and SignalR.

  50. 53

    tyk

    10.9KTykTechnologies/tyk · Go

    Tyk is an open-source, cloud-native API Gateway that lets you manage REST, GraphQL, TCP, gRPC and MCP (Model Context Protocol) traffic in one place, adding authentication, rate limiting, quotas and analytics to your APIs.

  51. 54

    protobuf.js

    10.6Kprotobufjs/protobuf.js · JavaScript

    protobuf.js is a very fast, spec-compliant JavaScript implementation of Protocol Buffers for Node.js and browsers. It works with .proto schemas without protoc, offering runtime reflection and ahead-of-time code generation with TypeScript declarations.

  52. 55

    practical-aspnetcore

    10.4Kdodyg/practical-aspnetcore · C#

    A very large collection of small, runnable ASP.NET Core sample projects covering versions 2.1 through 11, organized by feature (MVC, Minimal API, Blazor, gRPC, SignalR, etc.) with README explanations for each.

  53. 56

    buildkit

    10.3Kmoby/buildkit · Go

    BuildKit is a Go toolkit for turning source code into build artifacts efficiently and repeatably — concurrent, cache-efficient and Dockerfile-agnostic. It is the engine docker build uses by default since Docker Engine 23.0.

  54. 57

    Concat

    7.8Kjub0t/Concat · Rust

    Concat is a free, open-source, cross-platform video editor built as a CapCut alternative, with no watermark, no account and no subscription.

  55. 58

    substrate

    5.4Kagent-substrate/substrate · Go

    A secure-by-default runtime that hosts AI agents in isolated sandboxes — microVMs or gVisor containers — and runs millions of them on shared infrastructure, with much higher density than standard container runtimes.

  56. 59

    arcbox

    4.2Karcboxlabs/arcbox · Rust

    ArcBox is a fast, open-source container and VM runtime for macOS, built from scratch in Rust, that acts as a drop-in Docker replacement while also offering disposable sandboxes for AI agents, native Kubernetes, and full Linux and macOS VMs.

  57. 60

    deploy-vercel

    2.1Kvvxw/deploy-vercel · JavaScript

    This is a one-click Vercel template that deploys a disguised reverse-proxy node: it looks like a plain website but actually runs a proxy backend and generates a subscription link for proxy clients.

  58. 61

    sentry-dotnet

    768getsentry/sentry-dotnet · C#

    Sentry SDK for .NET — it captures crashes, errors, and performance/telemetry data from .NET applications and sends them to Sentry for monitoring.

  59. 62

    booking-microservices

    756evangelosvlachos96-dotcom/booking-microservices · C#

    A practical flight-booking system built as .NET 10 microservices, using Vertical Slice Architecture, DDD, CQRS, Event Sourcing, gRPC, RabbitMQ, Wolverine, PostgreSQL, MongoDB and .NET Aspire.

  60. 63

    scion

    208CarterT27/scion · Rust

    Scion is an independent, clean-room Rust implementation of a server-centric version control system, inspired by Anthropic's 'Redesigning source control' blog post, built for always-online clients, coding agents, and CI.

  61. 64

    nyx

    158thecynetx/nyx · TypeScript

    Nyx Panel is a self-hosted web management suite for Xray-core proxy servers, built to resist heavy censorship (Iran-focused) using VLESS+REALITY, XHTTP/SplitHTTP, packet fragmentation and Cloudflare WARP.

  62. 65

    solana-meme-tool

    144dartkomnitibe/solana-meme-tool

    An operator dashboard for Solana meme-coin launches: pump.fun debuts, bundled wallet buys, pool sniping, copy trading, market-cap limit orders, volume plans, and wallet risk scoring, all from one Next.js control room.

Often tagged together