Visually configure K8s resources, generate standard YAML: Deployment, Service, ConfigMap, Ingress
Zero Dependencies · Works Offline📋 Resource Configuration
Basic Configuration
Resource Limits
Environment Variables
Service Config
ConfigMap Data
Secret Data
Ingress Config
What Can the Kubernetes YAML Generator Do?
Kubernetes YAML Generator is a free online K8s configuration tool that helps users quickly generate standard Kubernetes YAML configs through a visual interface. No need to learn YAML syntax and API versions — only need to fill in App Name, Image, Replicas, Resource Limits and other parameters to generate complete YAML files containing Deployment, Service, ConfigMap, Secret, Ingress resources. All generation is completed locally in the browser.
Core Features
- Deployment Config: Visually set Image, Replicas, Resource Limits, Environment Variables
- Service Config: Supports ClusterIP, NodePort, LoadBalancer type
- ConfigMap/Secret: Key-value pair input, Secret auto Base64 encoding
- Ingress Config: Configure domain, TLS certificate, Ingress Class
- One-Click Generate: Merge all resources into multi-document YAML, ready for kubectl apply
How to Use
1. On the Deployment tab, fill in App Name, Image, Replicas and other basic info.
2. Configure Service, ConfigMap, Secret, Ingress as needed.
3. Click "Generate YAML" button — the tool automatically merges all configs into complete YAML.
4. Copy or Download the YAML file, then use kubectl apply -f to deploy to cluster.
5. Use Ctrl+Enter to quickly generate, Ctrl+Shift+C to copy result.
Use Cases
Case 1: Quick Microservice Deployment
Developers can quickly generate Deployment+Service YAML when creating microservices, avoiding syntax errors from manual YAML.
Case 2: K8s Learning
K8s beginners can understand resource fields through the visual interface, and the generated YAML serves as a learning template.
Case 3: CI/CD Pipelines
DevOps engineers need standardized K8s configs in CI/CD pipelines. This tool generates spec-compliant YAML templates.
Technical Background
Kubernetes uses declarative configuration. YAML describes desired state, and K8s controllers reconcile actual state to desired state.API versions: apps/v1 for Deployment, v1 for Service/ConfigMap/Secret, networking.k8s.io/v1 for Ingress.Best practices: Always set resource limits; use readiness/liveness probes; configure nodeSelector/affinity; use HPA for auto-scaling.
❓ FAQ
What is Kubernetes YAML?
Kubernetes YAML is a declarative configuration file defining K8s cluster resources. It describes the desired state of Deployments, Services, etc. kubectl apply creates or updates resources.
Can I use the generated YAML with kubectl apply?
Yes. The generated YAML follows Kubernetes API specs. Save as .yaml and run kubectl apply -f to deploy.
Which K8s resource types are supported?
Supports Deployment, Service, ConfigMap, Secret, Ingress and other common resources.
Is my data safe?
Absolutely safe. All YAML generation happens locally in your browser. No data is uploaded to any server.
How to configure environment variables?
Add env fields in Deployment config, or reference values from ConfigMap/Secret. This tool supports both approaches visually.
What are resource limits?
Resource limits define CPU and memory caps for containers; requests define minimum guarantees. Recommended for production to prevent resource contention and OOM.
How does Secret data encoding work?
Secret values must be Base64 encoded. This tool automatically encodes input values, no manual conversion needed.