Helm Commands Cheatsheet

Helm is the package manager for Kubernetes.

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List Charts

# List all installed charts
helm ls --all

# List specific chart
helm ls --all <name>

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Install a Chart

# Basic install
helm install --name <name> <path-to-helm-chart> --namespace <namespace>

# Install with specific values file
helm install --name <name> <path-to-helm-chart> --namespace <namespace> -f <path-to-yaml-file>

# Full install with options
helm install --name <name> <path-to-helm-chart> \
  --namespace <namespace> \
  --wait \
  --timeout 1200 \
  --set 'image.tag=latest' \
  -f <path-to-yaml-file>

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Upgrade a Chart

helm upgrade <name> <path-to-helm-chart> --namespace <namespace>

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Delete a Chart

helm del --purge <name>

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Quick Reference

Task	Command
List all charts	helm ls --all
Install chart	helm install --name <n> <chart>
Upgrade chart	helm upgrade <name> <chart>
Delete chart	helm del --purge <name>
Get chart values	helm get values <name>
Show chart info	helm show chart <chart>
Search charts	helm search repo <keyword>

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Common Patterns

Install with Custom Values

helm install myapp ./charts/myapp \
  --namespace production \
  --values ./values/production.yaml \
  --set image.tag=v1.2.3

Dry Run Before Install

helm install myapp ./charts/myapp --dry-run --debug

Rollback to Previous Version

helm rollback <release-name> <revision>