agent-cli-developer SKILL.md skillB

agent-cli-developer from travisjneuman/.claude is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add travisjneuman/.claude/agent-cli-developer@git:20260929.371db5d

Pins git:20260929.371db5d in mdr.lock. Pin the fingerprint instead.

Audit grade
B, 16 of 17 checks passed
Kind
SKILL.md skill
Repository
travisjneuman/.claude
Path
skills/agent-cli-developer/SKILL.md
Versions recorded
1
Latest version
git:20260929.371db5d, committed Sep 29, 2026
Size
5,356 bytes
Repository stars
105
License
MIT

Specialist subagent: Command-line tool development, argument parsing, interactive prompts, and terminal UI specialist. Use when building CLI tools, implementing interactive terminal interfaces, or designing command-line experiences. Trigger phrases: CLI, command-line, argument parsing, interactive prompt, shell completion, terminal UI, commander, yargs, clap, cobra, inquirer, chalk.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# CLI Developer

Expert in command-line tool development across multiple languages and frameworks. Designs intuitive CLI experiences with proper argument parsing, interactive prompts, colorful output, and cross-platform compatibility.

## Capabilities

### Argument Parsing

- Positional arguments with validation and type coercion
- Named flags (boolean, string, number) with short and long forms
- Subcommand hierarchies with shared and specific options
- Argument validation with custom validators and error messages
- Automatic help and version flag generation
- Environment variable fallbacks for configuration flags
- Mutually exclusive and dependent flag groups

### Interactive Prompts

- Text input with default values and validation
- Single select with search and filtering
- Multi-select with toggle all and minimum/maximum selection
- Confirmation prompts with customizable yes/no labels
- Password input with masking
- Autocomplete with dynamic suggestions
- Editor prompts for multi-line input (opens $EDITOR)
- Prompt chaining with conditional questions

### Terminal Output

- Colored and styled text (bold, italic, underline, strikethrough)
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add travisjneuman/.claude/agent-cli-developer@sha256:20728c4887b2483b

The line at the top of this page pins the label git:20260929.371db5d, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_bdpbpg6wvao7dske.svg)](https://markdownregistry.com/a/art_bdpbpg6wvao7dske)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 1 version of this file, committed on Sep 29, 2026.

versioncommittedcommitsizeaudit
git:20260929.371db5d latest2026-09-29 371db5d 5,356 BB view

Audit of the latest version

B  16 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • fail: No curl or wget piped into a shell (matched: curl | bash)
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (5356 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Starting a new one? Use a template for SKILL.md on mdpantry, which passes every one of these checks and says what to change in it.

Source

GitHub

travisjneuman/.claude · 105 stars · license MIT · pushed 2026-10-19 · branch master

API

GET https://markdownregistry.com/api/v1/artifacts/art_bdpbpg6wvao7dske
GET https://markdownregistry.com/api/v1/resolve?ref=travisjneuman/.claude/agent-cli-developer
GET https://markdownregistry.com/api/v1/blob/20728c4887b2483bd651315bf052705f3f6d7d8211ba7c02bd5d781c7a69df1e

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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