Comparison

Kuma vs Linkerd

No clear leader: Linkerd (54.8) and Kuma (51.5) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
Kuma52
Linkerd55
Score
vioscaleAI score
Kuma52 / 100low · 43%
Linkerd55 / 100medium · 53%
Pricing
Free tier
Kuma✓
Linkerd✓
Model
Price level
Kumafree
Linkerdfree
Transparent
Kuma✗
Linkerd✓
Integrations
Count
Kuma2
Linkerd1
Adoption
Dependent repos
Kuma8
Linkerd19
Github stars
Kuma4,012
Linkerd11,516
Activity
Commits last 30d
Kuma100
Linkerd66
Release
Cadence days
Kuma–
Linkerd8
History
Linkerd20 items
License
Spdx
Language
Primary
KumaGo
LinkerdGo
Market
Availability
Content
Faq
Linkerd6 items

Capabilities

Feature-by-feature on the axes that matter for service mesh. “-” means undocumented, not absent.

Architecture
Data plane
KumaSidecar
LinkerdSidecar
Proxy
KumaEnvoy
Linkerdlinkerd2-proxy
Security
Automatic mutual TLS
Kuma✓
Linkerd✓
SPIFFE / SPIRE identity
Kuma-
Linkerd-
Traffic
Traffic splitting / canary
Kuma✓
Linkerd✓
Fault injection / resilience
Kuma✓
Linkerd✓
Scale
Multi-cluster federation
Kuma✓
Linkerd✓
Portability
VM support (beyond Kubernetes)
Kuma✓
Linkerd✓
Observability
Built-in observability
Kuma✓
Linkerd✓
Standards
Gateway API / GAMMA support
Kuma✓
Linkerd✓
Extensibility
WASM extensibility
Kuma-
Linkerd-
Compliance
FIPS mode
Kuma-
Linkerd-
Ecosystem
CNCF maturity
KumaSandbox
LinkerdGraduated
Ops
Commercial support / enterprise edition
Kuma✓
Linkerd✗

What each one is

The product in its own terms, so the numbers below have context.

Kuma

Open-source control plane for service mesh delivering security, observability, routing and more. Built on Envoy with support for Kubernetes, VMs, and multi-cluster deployments.

Independently observed

Linkerd

A minimal service mesh for Kubernetes applications that delivers security, observability, and reliability capabilities. It automatically encrypts inter-service communication and supports federation across multiple Kubernetes clusters.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Kuma

Open source
as of verify ↗

Linkerd

Open sourceFree tier
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Kuma✓
Linkerd✗
CLI
Kuma✓
Linkerd✓
Deployment
Cloud / SaaS
Kuma✓
Linkerd✗
Self-hosted
Kuma✓
Linkerd✓
On-premise
Kuma✓
Linkerd✗
Hybrid
Kuma✓
Linkerd✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (2)
  • Prometheus
  • Grafana

Kuma

4 total - 2 not shared
  • Datadog
  • OpenTelemetry
Independently observed

Linkerd

6 total - 4 not shared
  • Argo CD
  • Jaeger
  • Helm
  • Gateway API
Independently observed
Still deciding?

Kuma or Linkerd: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.