Open Source

Tools we built. Code we share.

We believe the infrastructure community is better when knowledge is shared openly. These are the tools, modules, and operators we use in our own client engagements — battle-tested in production and open for everyone.

3,587GitHub Stars
540Forks
31Contributors
9Repositories

Featured projects

Infrastructure
Star

Production-ready Terraform modules for bootstrapping a complete Kubernetes platform on GKE, EKS, or AKS — with networking, IAM, observability stack, and GitOps pre-wired out of the box.

terraformkubernetesgkeeksaksgitops
HCL847 stars134 forksUpdated 1y ago
Observability
Star

Maps cloud infrastructure spend to individual services, teams, and features using OpenTelemetry span context propagation. Finally know what your code actually costs at runtime.

opentelemetryfinopsgolangcloud-costprometheus
Go523 stars87 forksUpdated 1y ago
AI / ML
Star

AI-powered infrastructure assistant that answers runbook questions, generates Terraform plans, and explains Kubernetes events — grounded via RAG over your own infrastructure documentation.

llmraglangchainkubernetesrunbookspython
Python672 stars98 forksUpdated 1y ago

All repositories

eldritchcg/
k8s-policy-enforcer

Kubernetes admission controller built on Open Policy Agent. Ships with 40+ battle-tested Rego policies for security baselines, resource quotas, and compliance controls — GitOps-managed.

oparegokubernetesadmission-controller
Go31245
1y ago
DevSecOps
eldritchcg/
vault-k8s-sync

Kubernetes operator that syncs secrets from HashiCorp Vault to native Kubernetes Secrets with automatic rotation, audit logging, and multi-namespace fan-out. Zero-downtime secret rotation included.

vaultkubernetessecretsoperator
Go28938
1y ago
DevSecOps
eldritchcg/
prometheus-anomaly-detector

Drop-in ML sidecar for Prometheus that learns baseline metric behavior and fires alerts on statistical anomalies — reducing false-positive alert fatigue by up to 70% in production.

prometheusmlanomaly-detectionalerting
Python44567
1y ago
AI / ML
eldritchcg/
argocd-diff-preview

GitHub Action that posts ArgoCD application diffs as pull request comments — so your team reviews real Kubernetes manifest changes, not YAML line diffs, before merging.

argocdgitopsgithub-actionskubernetes
TypeScript19829
1y ago
Infrastructure
eldritchcg/
backstage-infra-plugins

Suite of Backstage plugins: infrastructure cost by service, live Kubernetes status, runbook viewer, and cloud resource catalog. Everything your developers need to own their infrastructure.

backstageidptypescriptkubernetes
TypeScript16723
npm1y ago
Platform Engineering
eldritchcg/
karpenter-budgets

Karpenter plugin that enforces per-team and per-namespace node provisioning budgets. Prevents a single misbehaving workload from scaling your cluster — and your bill — to infinity.

karpenterkubernetesfinopsgolang
Go13419
1y ago
Infrastructure

See everything on GitHub

All of our open source work lives at github.com/eldritchcg. Issues, PRs, and discussions are open — we welcome contributions from the community.

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