wrangler

Setup

npm i -g wrangler

Verify installation:

wrangler --version

Always use --json flag when calling commands programmatically (where supported).

Authentication

wrangler login

Check auth status:

wrangler whoami

Resources

Workers

Command	Description
wrangler init	Initialize a new Worker project
wrangler dev	Start local development server
wrangler deploy	Deploy Worker to Cloudflare
wrangler publish	Publish Worker (alias for deploy)
wrangler tail	Stream realtime logs from deployed Worker
wrangler delete	Delete a deployed Worker

Secrets

Command	Description
wrangler secret put SECRET_NAME	Set a secret (prompts for value)
wrangler secret list	List all secrets
wrangler secret delete SECRET_NAME	Delete a secret

KV (Key-Value Storage)

Command	Description
wrangler kv namespace list	List all KV namespaces
wrangler kv namespace create <name>	Create a KV namespace
wrangler kv namespace delete --namespace-id <id>	Delete a KV namespace
wrangler kv key put --namespace-id <id> <key> <value>	Put a key-value pair
wrangler kv key get --namespace-id <id> <key>	Get a value by key
wrangler kv key delete --namespace-id <id> <key>	Delete a key
wrangler kv key list --namespace-id <id>	List all keys in a namespace

R2 (Object Storage)

Command	Description
wrangler r2 bucket list	List all R2 buckets
wrangler r2 bucket create <name>	Create an R2 bucket
wrangler r2 bucket delete <name>	Delete an R2 bucket
wrangler r2 object get <bucket>/<key>	Download an object
wrangler r2 object put <bucket>/<key> --file <path>	Upload an object
wrangler r2 object delete <bucket>/<key>	Delete an object

D1 (SQLite Database)

Command	Description
wrangler d1 list	List all D1 databases
wrangler d1 create <name>	Create a D1 database
wrangler d1 delete <name>	Delete a D1 database
wrangler d1 execute <name> --command "SELECT * FROM users"	Run SQL command
wrangler d1 execute <name> --file schema.sql	Execute SQL from file
wrangler d1 info <name>	Show database details

Pages

Command	Description
wrangler pages deploy <directory>	Deploy a Pages project
wrangler pages project list	List Pages projects
wrangler pages project create <name>	Create a Pages project
wrangler pages deployment list --project-name <name>	List deployments

Global Flags

Flag	Description
--json	Output result as JSON
--config <path>	Path to wrangler.toml config file
--env <name>	Specify environment
--compatibility-date <date>	Set compatibility date