Ralph

Ralph is an AI Engineering skill for Claude Code, published by ReflexioAI in claude-smart.

771 stars85 forkson ReflexioAI/claude-smartAdded 2026/08/23Repository updated 2026/08/17

agent-memoryai-agent-memoryai-agentsclaudeclaude-codeclaude-code-plugincodexcodex-pluginlocal-firstmemoryopencodeopencode-pluginself-improvementself-improving-ai

Install in seconds

Install Ralph

Copy Ralph into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/ReflexioAI/claude-smart/tree/main/.agents/skills/ralph ~/.claude/skills/ralph

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/ReflexioAI/claude-smart.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: .agents/skills/ralph/SKILL.md in ReflexioAI/claude-smart
Installs to: ~/.claude/skills/ralph
Collection: One of 13 skills cataloged from this repository
Category: AI Engineering — 2451 skills

What Ralph does

Ralph converts existing PRDs into `prd.json` for the Ralph autonomous agent system. Use it when you need to split requirements into ordered, verifiable user stories for execution.

Ralph is cataloged under AI Engineering on DirSkills. Ralph comes from a repository tagged agent-memory, ai-agent-memory, ai-agents, claude and claude-code.

Documentation

README

Excerpt

{
  "project": "[Project Name]",
  "branchName": "ralph/[feature-name-kebab-case]",
  "description": "[Feature description from PRD title/intro]",
  "userStories": [
    {
      "id": "US-001",
      "title": "[Story title]",
      "description": "As a [user], I want [feature] so that [benefit]",
      "acceptanceCriteria": [
        "Criterion 1",
        "Criterion 2",
        "Typecheck passes"
      ],
      "priority": 1,
      "passes": false,
      "notes": ""
    }
  ]
}

Story Size: The Number One Rule

This is the opening of the README. Read the full README on GitHub.

Frequently asked about Ralph

What else does ReflexioAI publish alongside Ralph?
Ralph is one of 13 skills that DirSkills catalogs from ReflexioAI/claude-smart, the repository it ships in. Its siblings there include Agent Browser, Check And Test and Claude Smart. Each one is a separate skill with its own page in this directory, installs the same way Ralph does, and is maintained by ReflexioAI in that same repository. The rest of the collection is listed on the ReflexioAI/claude-smart page.
How does Ralph compare to other AI Engineering skills?
Ralph ranks #1646 by stars among the 2451 AI Engineering skills in this catalog. The most-starred ones next to it are Architecture Decision Records, AI-First Engineering and Agentic OS. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Ralph against them. Open each page to compare what they document and how they install.