prompt-engineering

A Claude Code plugin marketplace.

Plugins

xml-prompting

Structures subagent dispatch prompts with XML tags, per Anthropic's official prompting guidance. Ships:

• Skill xml-prompting:xml-subagent-prompting — when to use XML structure, a standard tag set, and dispatch templates for implementer, reviewer, and investigator subagents.
• Hook (PreToolUse) — denies complex dispatch prompts (400+ chars or containing a code fence) that have no XML tags, with a pointer to the skill. Fails open on errors. Requires python3 on PATH.

Install

/plugin marketplace add mookseong/prompt-engineering
/plugin install xml-prompting@prompt-engineering

For local development:

/plugin marketplace add /path/to/prompt-engineering
/plugin install xml-prompting@prompt-engineering