Codebase Onboarding

by rlaope

Codebase Onboarding is a Writing skill for Claude Code, published by rlaope in oh-my-hermes.

1.1K stars103 forkson rlaope/oh-my-hermesAdded 2026/08/21+4% in starsRepository updated 2026/08/21

View source on GitHub Download repo ZIP

agentaiai-agentai-toolsclaude-codecodexhermes-agenthermes-skillskills

Install in seconds

Install Codebase Onboarding

Copy Codebase Onboarding 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/rlaope/oh-my-hermes/tree/main/skills/omh-codebase-onboarding ~/.claude/skills/omh-codebase-onboarding

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/rlaope/oh-my-hermes.git

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

In this catalog

Source file: skills/omh-codebase-onboarding/SKILL.md in rlaope/oh-my-hermes
Installs to: ~/.claude/skills/omh-codebase-onboarding
Collection: One of 25 skills cataloged from this repository
Category: Writing — 1012 skills

What Codebase Onboarding does

Codebase Onboarding creates a repo map, reading path, glossary, risk map, and first-task runway for unfamiliar codebases. Use it when you need to understand a new repository before planning implementation.

Codebase Onboarding is cataloged under Writing on DirSkills. Codebase Onboarding comes from a repository tagged agent, ai, ai-agent, ai-tools and claude-code.

Documentation

README

Excerpt

The user already named a concrete implementation task and acceptance criteria; use ultrawork or idea-to-deploy.
The user needs a whole-workspace capability inventory; use workspace-audit.
The user wants a code diff review; use code-review.

Examples

Good example:

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

Frequently asked about Codebase Onboarding

What else does rlaope publish alongside Codebase Onboarding?
Codebase Onboarding is one of 25 skills that DirSkills catalogs from rlaope/oh-my-hermes, the repository it ships in. Its siblings there include Accessibility Audit, Adding A Skill and Agent Board. Each one is a separate skill with its own page in this directory, installs the same way Codebase Onboarding does, and is maintained by rlaope in that same repository. The rest of the collection is listed on the rlaope/oh-my-hermes page.
How does Codebase Onboarding compare to other Writing skills?
Codebase Onboarding ranks #430 by stars among the 1012 Writing skills in this catalog. The most-starred ones next to it are Article Writing, Social Media Content Calendar and Knowledge Comic Creator. 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 Codebase Onboarding against them. Open each page to compare what they document and how they install.