Skill Developer

grasmash/skill-developer

Create and manage Claude Code skills following Anthropic best practices and the agentskills.io specification. Use when creating new skills, understanding trigger patterns, debugging skill activation, or implementing progressive disclosure. Covers SKILL.md structure, YAML frontmatter schema, trigger types, enforcement levels, hook mechanisms, and progressive disclosure.

3k tokens

context cost

the whole folder, loaded on every use

files

instructions only

copies elsewhere

how many repositories repackaged it

stars on the repo

on the repository, not the skill itself

Install

one command, takes just this skill from the repository

npx skills add https://github.com/grasmash/drupal-claude-skills --skill skill-developer

How to use it

Copy the folder

Take grasmash/skill-developer from the repository into ~/.claude/skills for personal use, or into .claude/skills inside a project.

Check the name does not clash

The agent identifies a skill by the name field in its header. Two skills with the same name cannot sit side by side — one of them will be ignored.