Native Cube Cloud-native toolbox Join the journey

Two journeys, one shared future. Your contribution helps my daughter pursue higher education and helps me continue creating thoughtful, accessible open-source tools—free for everyone to use.

Purpose-built infrastructure utilities

Free tools for cloud-native work.

Generate Kubernetes manifests and Helm charts, preview Argo CD fleets, review RBAC access, visually plan IPv4 subnets, format configuration, and discover reusable Terraform modules.

Created and maintained by Marcin Cuber

YAML & JSON export

Kubernetes Manifest Builder

Build Deployment, StatefulSet, or DaemonSet workloads and export clean YAML or JSON.

Chart API v2 & v3

Helm Chart Builder

Configure a workload and export a documented Helm chart API v2 or v3.

Fleet preview & guardrails

Argo CD ApplicationSet Studio

Simulate generators, preview Applications, and review fleet-wide changes before deployment.

RBAC risk analysis

Kubernetes RBAC Explorer

Map effective permissions, test access, and surface risky RBAC grants.

Visual CIDR planning

Visual Subnet Calculator

Split IPv4 CIDR blocks and share clear, visual subnet plans.

Runs locally in-browser

YAML & JSON Formatter

Validate, format, and convert configuration data without uploading it.

Public AWS modules

Terraform Modules

Explore reusable AWS Terraform modules for Kubernetes, security, networking, messaging, databases, caching, and storage.