Source: https://seerepo.com/compare/cloudflare/cloudflared/vs/etcd-io/etcd
Markdown source: https://seerepo.com/compare/cloudflare/cloudflared/vs/etcd-io/etcd.md
Description: cloudflared and etcd share 7 technologies: net/http, Prometheus, OpenTelemetry, github.com/coreos/go-systemd/v22, github.com/prometheus/client_model, go.opentelemetry.io/otel/sdk, and gopkg.in/natefinch/lumberjack.v2. Both are written in Go.

# cloudflared vs etcd

cloudflared and etcd share 7 technologies: net/http, Prometheus, OpenTelemetry, github.com/coreos/go-systemd/v22, github.com/prometheus/client_model, go.opentelemetry.io/otel/sdk, and gopkg.in/natefinch/lumberjack.v2. Both are written in Go.

- [cloudflare/cloudflared](https://seerepo.com/r/cloudflare/cloudflared): Cloudflare Tunnel client
- [etcd-io/etcd](https://seerepo.com/r/etcd-io/etcd): Distributed reliable key-value store for the most critical data of a distributed system

## What they share and what sets them apart

- In common: net/http, Prometheus, OpenTelemetry, github.com/coreos/go-systemd/v22, github.com/prometheus/client_model, go.opentelemetry.io/otel/sdk, gopkg.in/natefinch/lumberjack.v2
- Only in cloudflared: chi, Sentry, github.com/go-jose/go-jose/v4, github.com/coreos/go-oidc/v3, github.com/rs/zerolog, go.opentelemetry.io/otel/trace, go.opentelemetry.io/otel/exporters/otlp/otlptrace
- Only in etcd: go.etcd.io/etcd/api/v3, etcd, github.com/olekukonko/tablewriter, github.com/cheggaaa/pb/v3, github.com/golang-jwt/jwt/v5, go.uber.org/zap, go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc, go.opentelemetry.io/otel, go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc

## Side by side

| | cloudflared | etcd |
|---|---|---|
| Size | 74,123 lines written, 252 code files | 203,445 lines written, 512 code files |
| Who writes it | 0% of its commits signed by AI | 0% of its commits signed by AI. With GitHub Copilot and Claude Code |
| Activity | Last push November 4, 2026, 1,947 commits, 16,467 stars | Last push November 5, 2026, 15,934 commits, 52,462 stars |
| Tests | 153 test files. 71% of its code files have a test that imports them | 521 test files. 69.7% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, cloudflared or etcd?

etcd, with 203,445 lines written; cloudflared has 74,123.

The proof: [etcd-io/etcd's code at commit cda871c](https://github.com/etcd-io/etcd/tree/cda871cc952195664ebec450b77709c12f2d2a88)

### Which has more GitHub stars, cloudflared or etcd?

etcd, with 52,462 stars; cloudflared has 16,467.

The proof: [etcd-io/etcd on GitHub](https://github.com/etcd-io/etcd)

### Which has more tests, cloudflared or etcd?

etcd, with 521 test files; cloudflared has 153.

The proof: [etcd-io/etcd's code at commit cda871c](https://github.com/etcd-io/etcd/tree/cda871cc952195664ebec450b77709c12f2d2a88)

### Which was updated more recently, cloudflared or etcd?

etcd: its last push was on November 5, 2026, and cloudflared's on November 4, 2026.

The proof: [etcd-io/etcd's commits on GitHub](https://github.com/etcd-io/etcd/commits)

## Sources

- cloudflare/cloudflared: Read on November 7, 2026, at commit 3106f94 (https://github.com/cloudflare/cloudflared/tree/3106f9499d6a23e2f87ec5267eb4771b507a4d1f)
- etcd-io/etcd: Read on November 5, 2026, at commit cda871c (https://github.com/etcd-io/etcd/tree/cda871cc952195664ebec450b77709c12f2d2a88)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.