Summary
A solid framework for building production CLIs across Node, Python, and Go. The workflow is sensible: analyze UX first, design your command structure, implement with the right framework (commander, click/typer, cobra), then polish with completions and proper error handling. The constraints section is the real value here, calling out common mistakes like blocking on sync I/O, printing colors to non-TTY outputs, and breaking command signatures. The 50ms startup target is aggressive but correct. References are organized by language and topic, which beats dumping everything in one file. If you're wiring up argument parsing or adding interactive prompts, this gets you to working code faster than reading framework docs from scratch.
Install to Claude Code
npx -y skills add jeffallan/claude-skills --skill cli-developer --agent claude-codeInstalls into .claude/skills of the current project.
Keeps your Mac awake while Claude Code, Codex or Cursor works. Lets it sleep when they are done.
Try free for 7 days →
Connect your Claude agent to live crypto prices and trading routes via 1inch
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Block distracting apps from your iPhone permanently without a 3rd party app. Free and open source.
Block now (100% free) →
belt cli automatically finds the best tools and skills for your agent. image, video, music, tts...
one prompt install →
Free an open-source skills that make AI coding agents easier to understand, verify, and control.
Download for free →Files
SKILL.md
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Featured
Keeps your Mac awake while Claude Code, Codex or Cursor works. Lets it sleep when they are done.
Try free for 7 days →Connect your Claude agent to live crypto prices and trading routes via 1inch
Get the MCP →Block distracting apps from your iPhone permanently without a 3rd party app. Free and open source.
Block now (100% free) →belt cli automatically finds the best tools and skills for your agent. image, video, music, tts...
one prompt install →Free an open-source skills that make AI coding agents easier to understand, verify, and control.
Download for free →
