Cncf GitHub Repositories (2026) · Open Source Tools

A horizontally scalable, highly available, multi-tenant, long term Prometheus.

Heterogeneous GPU Sharing on Kubernetes

🐻 The multi-zone service mesh for containers, Kubernetes and VMs. Built with Envoy. CNCF Sandbox Project.

A purpose-built proxy for the Linkerd service mesh. Written in Rust.

Kubernetes networking based on Open vSwitch

🧵 CLI tool for directly patching container images!

Reference implementation of the Cloud Native Buildpacks lifecycle

The One CD for All {applications, platforms, operations}

Go SDK for CloudEvents

Rust Client for TiKV.

JavaScript/TypeScript SDK for CloudEvents

A toolkit for discovering cluster network topology.

Contrib Packages for the OpenTelemetry Ruby API and SDK implementation.

Workflow Runtime Engine based on the Open Workflow Specification (CNCF Sandbox project) for Agentic Workflows

Virtual Kubelet is an open source Kubernetes kubelet implementation.

Java SDK for Serverless Workflow

Documentation and Developer resources for Layer5 products

Porter enables you to package your application artifact, client tools, configuration and deployment logic together as an installer that you can distribute, and install with a single command.