eks-node-viewer is a tool for visualizing dynamic node usage within a cluster. It was originally developed as an internal tool at AWS for demonstrating consolidation with Karpenter. It displays the scheduled pod resource requests vs the allocatable capacity on the node. It does not look at the actual pod resource usage.

A roadmap to learn Kubernetes from scratch (Beginner to Advanced level)

Demystifying the public status process.

A lightweight message queue. Like AWS SQS and RSMQ but on Postgres.

GitSwitch, the ultimate solution for managing multiple Git users across different vendors

Exploring how to do anomaly alerting on seasonal data in Prometheus.

Overmind is a powerful tool for real-time impact analysis on Terraform changes. Overmind can identify the blast radius and uncover potential risks with overmind terrafrom plan before they harm your infrastructure, allowing anyone to make changes with confidence. We also track the impacts of the changes you make with overmind teraform apply, so that you can be sure that your changes haven't had any unexpected downstream impact.

Open source data anonymization and synthetic data orchestration for developers. Create high fidelity synthetic data and sync it across your environments.

Single binary, single command SQLite database explorer. SQLite studio supports opening both local SQLite DB files, libSQL servers and PostgreSQL.

jsondiff is a Go package for computing the diff between two JSON documents as a series of RFC6902 (JSON Patch) operations, which is particularly suitable to create the patch response of a Kubernetes Mutating Webhook for example.

When you have an outage caused by a performance issue, you don't want to lose precious time just to install the tools needed to diagnose it. Here is a list of "crisis tools" I recommend installing on your Linux servers by default (if they aren't already), along with the (Ubuntu) package names that they come from.