CORE

Define essential identity, response format, and operating principles for Claude Skills.

2|Updated Jan 5, 2026

Search Tags:#consistency #voice #identity #prompting #core

One-click install

npx skills add https://github.com/edheltzel/atlas --skill core-edheltzel

Or copy as Structured Prompt for Agent▼

Please help me install this Agent Skill.
Skill: CORE
Source: https://github.com/edheltzel/atlas/tree/main/.claude/skills/CORE
Command: npx skills add https://github.com/edheltzel/atlas --skill core-edheltzel

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Defines the essential identity, response format, and operating principles used across all Claude Skills.

Core Features & Use Cases

Identity & Voice: First-person voice and consistent identity guidance.
Stack Preferences: Preferred language, package manager, runtime, and markup.
Response Format (Optional): Optional structure for standardized task outputs.

Quick Start

Review and adjust the CORE guidelines to align with your session and skill expectations.