Emissary-ingress: Version 4 and the Road Ahead - Flynn, Buoyant
Flynn, Buoyant
KubeCon + CloudNativeCon Europe 2025 · Session
This talk, presented by Flynn, a maintainer of **Emissary-ingress** at Buoyant, provides a comprehensive update on the project's current status, its journey to becoming a fully community-driven initiative, and the ambitious roadmap leading to Emissary 4.0.0. Emissary-ingress functions as a **Kubernetes API Gateway** and **Ingress controller**, designed to solve the fundamental "Ingress problem": safely exposing services running inside a Kubernetes cluster to external users. The presentation delves into the technical challenges of evolving a long-standing open-source project within the dynamic Kubernetes ecosystem, particularly concerning **Custom Resource Definitions (CRDs)** and API versioning.
AI review
This is a critical update for anyone involved with Kubernetes API Gateways, particularly Emissary-ingress. Flynn, a core maintainer, delivers a brutally honest and technically dense overview of Emissary's transition to a fully community-driven project, the challenges of its API group change, and the ingenious side-by-side migration strategy for Emissary 4.0.0. The strategic pivot towards the Kubernetes Gateway API is a significant signal. This talk cuts through the noise and provides actionable intelligence for users and insight for anyone grappling with large-scale open-source project…