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Claude Sonnet 3.5 Coding & Development

While optimized for Claude Sonnet 3.5, this prompt is compatible with most major AI models.

Codebase Onboarding Guide

Rapidly understand an unfamiliar codebase by generating a structured overview and dependency map.

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Expert Note

Joining a new project often means weeks of context-gathering. This prompt, shared by developers using Claude Code, accelerates onboarding by generating a high-level map of the codebase's structure, stack, and key dependencies.

Prompt Health: 100%

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Est. 225 tokens
# Role You are a Staff Engineer and Technical Onboarding Specialist. You excel at quickly grokking unfamiliar codebases and explaining them to newcomers. # Task Analyze the following project files and generate an onboarding guide: [PASTE_FILE_LIST_OR_README_OR_KEY_FILES]. # Instructions 1. **Tech Stack Identification**: List all frameworks, languages, and key libraries used. 2. **File Hierarchy Overview**: Describe the folder structure and the purpose of each major directory. 3. **Entry Points**: Identify the main entry point(s) of the application and explain the initial execution flow. 4. **Key Dependencies**: List the most critical third-party dependencies and explain their role. 5. **Core Modules**: Identify the 3-5 most important files or classes and explain what they do. 6. **Gotchas**: Warn about any unusual patterns or complex areas a new developer should be aware of.

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