Announcing Linkerd 2.9! mTLS for all TCP, and much more. Read more »

The world's lightest, fastest service mesh.

Linkerd adds critical security, observability, and reliability features to your Kubernetes stack—no code change required. CNCF-hosted and 100% open source.
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Thriving open source community

Thriving open source community

Linkerd is 100% Apache-licensed, with an incredibly fast-growing, active, and friendly community.
Come join the fun!
Ultralight and ultra fast

Ultralight and ultra fast

Built in Rust, Linkerd's data plane proxies are incredibly small (<10 mb) and blazing fast (p99 < 1ms).
Simple, minimalist design

Simple, minimalist design

No complex APIs or configuration. For most applications, Linkerd will “just work” out of the box.
Installs in seconds with zero config

Installs in seconds with zero config

Linkerd's control plane installs into a single namespace, and services can be safely added to the mesh, one at a time.
Deep Runtime Diagnostics

Deep Runtime Diagnostics

Get a comprehensive suite of diagnostic tools, including automatic service dependency maps and live traffic samples.
Actionable service metrics

Actionable service metrics

Best-in-class observability allows you to monitor golden metrics—success rate, request volume, and latency—for every service.

Linkerd is a CNCF incubating project

Linkerd is a CNCF incubating project