Comparison

Istio vs MOSN

On the evidence we track, Istio leads this comparison with a composite score of 56/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
★Istio56
MOSN37
Score
vioscaleAI score
Istio56 / 100medium · 53%
MOSN37 / 100medium · 54%
Pricing
Free tier
Istio✓
MOSN✓
Price level
Istiofree
MOSNfree
Transparent
Istio✓
MOSN–
Integrations
Count
Istio1
MOSN3
Adoption
Dependent repos
Istio149
MOSN22
Github stars
Istio38,429
MOSN4,508
Activity
Commits last 30d
Istio100
MOSN0
Release
Cadence days
Istio2
MOSN62
History
License
Language
Primary
IstioGo
MOSNGo
Market
Availability
Content
Faq

Capabilities

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

Architecture
Data plane
IstioSidecar
MOSNSidecar
Proxy
IstioEnvoy
MOSNEnvoy
Security
Automatic mutual TLS
Istio✓
MOSN-
SPIFFE / SPIRE identity
Istio-
MOSN-
Traffic
Traffic splitting / canary
Istio✓
MOSN✓
Fault injection / resilience
Istio-
MOSN-
Scale
Multi-cluster federation
Istio-
MOSN✓
Portability
VM support (beyond Kubernetes)
Istio✓
MOSN✓
Observability
Built-in observability
Istio✓
MOSN✓
Standards
Gateway API / GAMMA support
Istio-
MOSN-
Extensibility
WASM extensibility
Istio-
MOSN✓
Compliance
FIPS mode
Istio-
MOSN-
Ecosystem
CNCF maturity
IstioGraduated
MOSN-
Ops
Commercial support / enterprise edition
Istio✓
MOSN-

What each one is

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

Istio

Leader

An open-source service mesh that provides unified traffic management, security, and observability for microservices. Supports both sidecar-based and sidecar-less deployment models for flexibility.

Independently observed

MOSN

A Go-based, open-source network proxy that integrates with Istio to create service meshes and functions as a standalone load balancer, API gateway, and ingress controller.

Independently observed

Pricing

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

Istio

Leader
Open source
as of verify ↗

MOSN

Open source
as of verify ↗

Platform & deployment

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

Platforms
Linux
Istio✗
MOSN✓
CLI
Istio✓
MOSN✓
Deployment
Cloud / SaaS
Istio✓
MOSN✓
Self-hosted
Istio✓
MOSN✓

Integrations

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

Istio

Leader
1 total
  • cert-manager
Independently observed

MOSN

6 total
  • Istio
  • Envoy
  • Jaeger
  • Skywalking
  • Prometheus
  • Holmes
Independently observed
Still deciding?

Istio or MOSN: 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.