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Scale your Kubernetes platform.
Golden metrics, mTLS, multi-cluster.

The Buoyant Enterprise for Linkerd service mesh runs in production at Xbox (22,000 pods), Imagine Learning
(40% cross-zone cost cut), and IntelliGRC (4× MRR after FedRAMP).

Pick your Linkerd path

Modernize your Kubernetes platform without doubling headcount.

  • FIPS audit boundary in 90 days 
  • 40% cross-zone cost cut
  • 97% CVE drop · memory-safe Rust micro-proxy
  • One vendor · 24×7 enterprise support
Book a briefing

Production-grade reliability without the configuration sprawl.

  • Per-request gRPC load balancing | GA since 2018
  • Strict mTLS by default | zero config
  • Success rate / RPS / latency · no instrumentation
  • Automated trust anchor rotation
Install and Try for Free
Hewlett Packard
Walmart
Expedia
Comcast
GoDaddy
Timescale
IntelliGCR logo

What use case matters today?

Six production use cases, easy to deploy on-premises, in your VPC, in AWS EKS, or migrate from one cloud provider to another.

FIPS for FedRAMP, CMMC, HIPAA

FIPS 140-2/3 validated CP + DP. CMVP audit dashboard.

gRPC on Kubernetes

Per-request load balancing. Per-method canary. No app code.

Observability & reliability

Golden metrics, no instrumentation. Automation for trust anchor rotation.

Multi-cluster & failover

Federated services. mTLS across clusters. Cloud migration.

Cross-zone cost reduction

HAZL: In-zone when healthy, expand when load demands.

Zero trust in Kubernetes

Zero config strict mTLS. Workload identity. Rust data plane.

Linkerd vs Istio Ambient vs Cilium Service Mesh

Buoyant Enterprise for Linkerd
Istio Ambient
Cilium SM
Per-request gRPC LB
FIPS 140-2 / 140-3 build
Default mTLS posture
Cross-zone reliability (HAZL)
Data plane memory safety
GA on every pod since 2018
Fully validated
Strict between every meshed pod
Reliability preserved
Rust micro-proxy
Waypoint required; ztunnel L4-only
Ambient FIPS not commonly available
PERMISSIVE by default
TAR — reliability tradeoff
C++ Envoy
Beta in v1.19
No FIPS path documented
mTLS rework history
TAR — reliability tradeoff
C++ Envoy
Buoyant Enterprise for Linkerd
Per-request gRPC LB
FIPS 140-2 / 140-3 build
Default mTLS posture
Cross-zone reliability (HAZL)
Data plane memory safety
GA on every pod since 2018
Fully validated
Strict between every meshed pod
Reliability preserved
Rust micro-proxy
Istio Ambient
Per-request gRPC LB
FIPS 140-2 / 140-3 build
Default mTLS posture
Cross-zone reliability (HAZL)
Data plane memory safety
Waypoint required; ztunnel L4-only
Ambient FIPS not commonly available
PERMISSIVE by default
TAR — reliability tradeoff
C++ Envoy
Cilium SM
Per-request gRPC LB
FIPS 140-2 / 140-3 build
Default mTLS posture
Cross-zone reliability (HAZL)
Data plane memory safety
Beta in v1.19
No FIPS path documented
mTLS rework history
TAR — reliability tradeoff
C++ Envoy
Contact us for a deep dive

Already running Linkerd open source?

Learn more about what is possible with Buoyant Enterprise for Linkerd

Compare Linkerd Open Source Features to Buoyant Enterprise for Linkerd

Review plans

Hands-on, engineer-focused training workshops and presentations

Watch and learn on-demand

Service Mesh Academy self-paced courses

Get service mesh certified

Frequently asked questions

What is a service mesh?

An infrastructure layer for service-to-service comms, mTLS, traffic, observability, authz, without app code changes. Linkerd is the original mesh and the first CNCF-graduated.

Linkerd vs BEL?

Linkerd is the OSS CNCF-graduated project. BEL adds FIPS, HAZL, lifecycle operator, Buoyant Cloud, multi-cluster topology, and 24×7 support.

Is Linkerd FIPS validated?

BEL ships a FIPS 140-2 and 140-3 validated build covering both control plane and data plane. OSS uses non-validated libraries.

How does Linkerd handle gRPC LB?

Per-request L7 load balancing on every meshed pod since 2018. Fixes HTTP/2 pinning that breaks Kubernetes' L4 LB. No app code changes.