DevOps tools
Small, focused utilities to speed up day-to-day DevOps work. Everything runs in your browser — nothing leaves your machine.
Encode and decode base64 — useful for Kubernetes Secrets.
Pretty-print, minify and validate JSON.
Decode JWT header and payload locally.
Parse and explain a 5-field crontab expression.
IPv4 subnet math for VPC and EKS planning.
The kubectl one-liners you actually use.
Fixes that pair with these tools
How to Fix CrashLoopBackOff in Kubernetes
A practical, step-by-step guide to diagnosing and fixing CrashLoopBackOff errors in Kubernetes pods.
Fix ImagePullBackOff and ErrImagePull in Kubernetes
Why ImagePullBackOff happens and how to fix it — registry auth, wrong tags, and private images.
Pod Stuck in Pending or Unschedulable in Kubernetes
Diagnose why your pod won't schedule — node resources, taints, affinity, and missing PVCs.
Fix Docker "permission denied while trying to connect to the Docker daemon socket"
The classic Docker socket permission error and the safe way to fix it without chmod 777.
Fix Docker "no space left on device"
Reclaim disk used by dangling images, stopped containers, build cache and volumes.
Fix docker-compose "network ... not found"
Why Docker Compose can't find an external network and how to declare or create it.