codebase-onboarding

Analyze unfamiliar codebases to generate onboarding guides with architecture maps and GEMINI.md.

86|21|Updated Feb 9, 2026
One-click install
npx skills add https://github.com/Jamkris/everything-gemini-code --skill codebase-onboarding-jamkris
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: codebase-onboarding
Source: https://github.com/Jamkris/everything-gemini-code/tree/main/skills/codebase-onboarding
Command: npx skills add https://github.com/Jamkris/everything-gemini-code --skill codebase-onboarding-jamkris

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Analyze an unfamiliar codebase and generate a structured onboarding guide with architecture maps, key entry points, conventions, and a starter GEMINI.md to accelerate integration.

Core Features & Use Cases

  • Reconnaissance-ready onboarding: produce a mapped understanding of project structure without reading every file.
  • Architecture mapping: identify tech stack, components, and data flow to guide newcomers.
  • Starter artifacts: generate GEMINI.md and a prioritized directory map for quick start.
  • Use Case: joining a new team or taking over a repo and needing a concise, actionable guide.

Quick Start

Generate an onboarding guide by running Phase 1 reconnaissance on the target repository.

Frequently Asked Questions about codebase-onboarding

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I generate an onboarding guide for an unfamiliar codebase?▼

To generate an onboarding guide for an unfamiliar codebase, run reconnaissance analysis on the repository to map its architecture, identify key entry points, and produce a starter GEMINI.md.

What is architecture mapping for a new software project?▼

Architecture mapping for a new software project identifies the tech stack, core components, and data flow to guide newcomers, accelerating integration without reading every file.

How do I set up Gemini CLI for a repository for the first time?▼

To set up Gemini CLI for a repository for the first time, generate a starter GEMINI.md and prioritized directory map by analyzing project structure and detecting conventions.

Can I detect project conventions automatically when taking over a repo?▼

Yes, you can detect project conventions automatically when taking over a repo by applying reconnaissance logic that analyzes the codebase structure and generates an actionable onboarding guide.

What is the best way to map an unfamiliar codebase without reading every file?▼

The best way to map an unfamiliar codebase without reading every file is using automated reconnaissance to identify tech stack and data flow, producing a concise architecture map.

Does this onboarding tool work for any codebase?▼

Yes, this onboarding tool works for any codebase by analyzing the target repository's structure and conventions to generate a mapped understanding of the project regardless of tech stack.