Kostis Kapelonis (author) - Page 3

Kostis Kapelonis is a Principal Developer Advocate at Octopus Deploy. He lives and breathes automation, good testing practices and stress-free deployments with GitOps. He is also a member of the Argo team focusing mainly on Argo Rollouts and Argo CD.

Progressive delivery for Kubernetes config maps using Argo Rollouts

Kostis Kapelonis September 1, 2023
Database migrations in the era of Kubernetes microservices

Kostis Kapelonis August 16, 2023
How to Preview and Diff Your Argo CD Deployments

Kostis Kapelonis July 24, 2023
How to install and upgrade Argo CD

Kostis Kapelonis October 14, 2022
Recover automatically from failed deployments with Argo Rollouts and Prometheus metrics

Kostis Kapelonis April 14, 2022
How to model your GitOps environments

Kostis Kapelonis March 23, 2022
Stop using branches for deploying to different GitOps environments

Kostis Kapelonis December 17, 2021
Using GitOps for infrastructure and applications with Crossplane and Argo CD

Kostis Kapelonis December 13, 2021
How to handle secrets like a pro using GitOps

Kostis Kapelonis September 3, 2021
Unlimited preview environments with Kubernetes namespaces

Kostis Kapelonis July 9, 2021
Minimize failed deployments with Argo Rollouts and smoke tests

Kostis Kapelonis March 26, 2021
Using Helm to deploy Kubernetes to multiple environments

Kostis Kapelonis December 22, 2020

Blue octopus tentacle shaped like the DevOps infinity loop, with people on laptops sitting on and around the tentacle.

AI Assistant Deprecated

Learn about the deprecation of the AI Assistant and the recommended migration path

Matthew Casperson November 9, 2026

Cost Intelligence for Argo CD shows the cost of an application in the Argo CD UI.

See what your Argo CD applications cost

Cost Intelligence for Argo CD is an open source extension that shows what each Argo CD application costs, in a tab in the Argo CD UI, after every sync.

Patroklos Papapetrou November 8, 2026

Check your Argo CD cluster for best practices with OctoDoctor

OctoDoctor for Argo CD scans your Argo CD manifests or Argo CD cluster and points out misconfigurations and common traps.

Kostis Kapelonis November 6, 2026

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