grpc-go vs go-micro

grpc-go and go-micro share 3 technologies: OpenTelemetry, Prometheus, and go.opentelemetry.io/otel/sdk. Both are written in Go.

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What they share and what sets them apart

grpc

grpc-go

The Go language implementation of gRPC. HTTP/2 based RPC

Go23.1kRead on November 4, 2026, at commit cbf30c4What is grpc-go built with?

Only in grpc-go

  • Google
  • golang.org/x/oauth2
  • go.opentelemetry.io/otel/trace
  • go.opentelemetry.io/otel/metric
  • go.opentelemetry.io/otel/exporters/prometheus
  • go.opentelemetry.io/otel/sdk/metric

In common

Only in go-micro

  • net/http
  • go-redis
  • go-sqlite3
  • pgx
  • pq
  • NATS.io
  • github.com/nats-io/nats-server/v2
  • Postgres
  • RabbitMQ
  • Redis
  • github.com/patrickmn/go-cache
  • etcd
  • MySQL
  • SQLite
  • charm.land/glamour/v2
  • github.com/golang-jwt/jwt/v5
  • LangChain
  • Pydantic
  • go.opentelemetry.io/otel
  • go.uber.org/zap
  • github.com/prometheus/client_model

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
grpc-go335,203 lines written475 code files
go-micro138,184 lines written500 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
grpc-go0.2% of its commits signed by AIWith Gemini CLI and Claude Code
go-micro20.5% of its commits signed by AIWith Codex, Claude Code, and GitHub Copilot
ActivityFrom GitHub and its history, on the day SeeRepo read it.
grpc-goLast push November 4, 20265,441 commits23,104 stars
go-microLast push October 29, 20264,427 commits23,083 stars
TestsThe files that test the code, and the share of code files a test imports.
grpc-go480 test files78.9% of its code files have a test that imports them
go-micro286 test files62.8% of its code files have a test that imports them

Frequently asked questions

Which is bigger, grpc-go or go-micro?
grpc-go, with 335,203 lines written; go-micro has 138,184.

The proof: grpc/grpc-go's code at commit cbf30c4

Which has more GitHub stars, grpc-go or go-micro?
grpc-go, with 23,104 stars; go-micro has 23,083.

The proof: grpc/grpc-go on GitHub

Which has more tests, grpc-go or go-micro?
grpc-go, with 480 test files; go-micro has 286.

The proof: grpc/grpc-go's code at commit cbf30c4

Which was updated more recently, grpc-go or go-micro?
grpc-go: its last push was on November 4, 2026, and go-micro's on October 29, 2026.

The proof: grpc/grpc-go's commits on GitHub

Which has more commits signed by AI, grpc-go or go-micro?
go-micro: an AI signed 20.5% of its commits, with Codex, Claude Code, and GitHub Copilot; in grpc-go, 0.2%.

The proof: the commits each tool signed in micro/go-micro

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