How do I install the Fly skill?

Run npx skillmds@latest add dvcrn/fly in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

This skill has not completed SkillMD's automated safety review yet. Independent scanners report: SkillSpector: CAUTION, Skill Scanner: WARNING. Capability flags: makes network calls, reads secrets. SkillMD never runs a skill's scripts for you; review the SKILL.md before installing.

Which AI agents work with Fly?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Yes. Installing skills from SkillMD is free, and the skill stays under its author's original license.

dvcrn (@dvcrn) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Fly by dvcrn — Agent Skill

Name: Fly
Rating: 4.666666666666667 (3 reviews)
Author: dvcrn

File contents

fly

Setup

macOS:

brew install flyctl

Linux:

curl -L https://fly.io/install.sh | sh

Verify installation:

fly --version

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

Authentication

fly auth login

Check auth status:

fly auth whoami

Resources

Apps

Command	Description
`fly launch`	Create and configure a new app
`fly apps list`	List all apps
`fly apps create <name>`	Create a new app
`fly apps destroy <name>`	Destroy an app
`fly status`	Show app status
`fly info`	Show app details

Deploy

Command	Description
`fly deploy`	Deploy the app
`fly deploy --image <image>`	Deploy a specific Docker image
`fly deploy --strategy rolling`	Deploy with rolling strategy
`fly releases`	List recent releases

Logs

Command	Description
`fly logs`	Stream app logs
`fly logs --app <name>`	Stream logs for a specific app

Scaling

Command	Description
`fly scale count 2`	Scale to 2 instances
`fly scale vm shared-cpu-1x`	Set VM size
`fly scale vm shared-cpu-1x --memory 512`	Set VM size with memory
`fly scale show`	Show current scale settings
`fly regions list`	List available regions
`fly regions add <region>`	Add a region

Secrets

Command	Description
`fly secrets list`	List all secrets
`fly secrets set KEY=value`	Set a secret
`fly secrets set KEY1=val1 KEY2=val2`	Set multiple secrets
`fly secrets unset KEY`	Remove a secret

Volumes

Command	Description
`fly volumes list`	List all volumes
`fly volumes create <name> --size 1`	Create a volume (size in GB)
`fly volumes create <name> --size 1 --region <region>`	Create volume in specific region
`fly volumes destroy <id>`	Destroy a volume
`fly volumes extend <id> --size 5`	Extend volume size

Certificates

Command	Description
`fly certs list`	List all certificates
`fly certs create <domain>`	Add a certificate for a domain
`fly certs show <domain>`	Show certificate details
`fly certs delete <domain>`	Remove a certificate

Machines

Command	Description
`fly machine list`	List all machines
`fly machine start <id>`	Start a machine
`fly machine stop <id>`	Stop a machine
`fly machine destroy <id>`	Destroy a machine
`fly machine status <id>`	Show machine status

SSH and Proxy

Command	Description
`fly ssh console`	Open SSH console to the app
`fly ssh console --command "ls -la"`	Run a command via SSH
`fly proxy 5432`	Proxy a port to local machine
`fly proxy 5432:5432`	Proxy with explicit local:remote ports

Global Flags

Flag	Description
`--json`	Output result as JSON
`--app <name>`	Specify app name
`--config <path>`	Path to fly.toml config file
`--region <region>`	Specify region
`--verbose`	Enable verbose output

---name: flydescription: Deploy and manage Fly.io apps via CLI - apps, machines, volumes, secrets, certificates. Use when user mentions 'fly', 'flyctl', 'fly.io', or wants to deploy on Fly.io.---# fly## SetupmacOS:```bashbrew install flyctl```Linux:```bashcurl -L https://fly.io/install.sh | sh```Verify installation:```bashfly --version```Always use `--json` flag when calling commands programmatically (where supported).## Authentication```bashfly auth login```Check auth status:```bashfly auth whoami```## Resources### Apps| Command | Description ||---------|-------------|| `fly launch` | Create and configure a new app || `fly apps list` | List all apps || `fly apps create <name>` | Create a new app || `fly apps destroy <name>` | Destroy an app || `fly status` | Show app status || `fly info` | Show app details |### Deploy| Command | Description ||---------|-------------|| `fly deploy` | Deploy the app || `fly deploy --image <image>` | Deploy a specific Docker image || `fly deploy --strategy rolling` | Deploy with rolling strategy || `fly releases` | List recent releases |### Logs| Command | Description ||---------|-------------|| `fly logs` | Stream app logs || `fly logs --app <name>` | Stream logs for a specific app |### Scaling| Command | Description ||---------|-------------|| `fly scale count 2` | Scale to 2 instances || `fly scale vm shared-cpu-1x` | Set VM size || `fly scale vm shared-cpu-1x --memory 512` | Set VM size with memory || `fly scale show` | Show current scale settings || `fly regions list` | List available regions || `fly regions add <region>` | Add a region |### Secrets| Command | Description ||---------|-------------|| `fly secrets list` | List all secrets || `fly secrets set KEY=value` | Set a secret || `fly secrets set KEY1=val1 KEY2=val2` | Set multiple secrets || `fly secrets unset KEY` | Remove a secret |### Volumes| Command | Description ||---------|-------------|| `fly volumes list` | List all volumes || `fly volumes create <name> --size 1` | Create a volume (size in GB) || `fly volumes create <name> --size 1 --region <region>` | Create volume in specific region || `fly volumes destroy <id>` | Destroy a volume || `fly volumes extend <id> --size 5` | Extend volume size |### Certificates| Command | Description ||---------|-------------|| `fly certs list` | List all certificates || `fly certs create <domain>` | Add a certificate for a domain || `fly certs show <domain>` | Show certificate details || `fly certs delete <domain>` | Remove a certificate |### Machines| Command | Description ||---------|-------------|| `fly machine list` | List all machines || `fly machine start <id>` | Start a machine || `fly machine stop <id>` | Stop a machine || `fly machine destroy <id>` | Destroy a machine || `fly machine status <id>` | Show machine status |### SSH and Proxy| Command | Description ||---------|-------------|| `fly ssh console` | Open SSH console to the app || `fly ssh console --command "ls -la"` | Run a command via SSH || `fly proxy 5432` | Proxy a port to local machine || `fly proxy 5432:5432` | Proxy with explicit local:remote ports |## Global Flags| Flag | Description ||------|-------------|| `--json` | Output result as JSON || `--app <name>` | Specify app name || `--config <path>` | Path to fly.toml config file || `--region <region>` | Specify region || `--verbose` | Enable verbose output |

Frequently asked questions

Fly