skills

skill
Security Audit
Warn
Health Warn
  • No license — Repository has no license file
  • Description — Repository has a description
  • Active repo — Last push 0 days ago
  • Low visibility — Only 5 GitHub stars
Code Pass
  • Code scan — Scanned 8 files during light audit, no dangerous patterns found
Permissions Pass
  • Permissions — No dangerous permissions requested
Purpose

This project is a collection of custom skills, slash commands, and prompt gems designed specifically to extend the capabilities of Claude Code and Gemini. It provides specialized workflows for AWS architecture, cost estimation, release automation, and API management.

Security Assessment

The overall security risk is rated as Low. A light code scan of 8 files found no dangerous patterns, no hardcoded secrets, and the tool does not request any inherently dangerous permissions. However, the functional nature of several skills inherently requires interacting with sensitive data and executing commands. For example, the AWS-focused skills require accessing your local AWS credentials and querying AWS APIs. Additionally, the `migrate-env-to-1password` skill specifically reads your local `.env` files and interacts with the 1Password command-line tool to manage secrets. Network requests are made to external services like AWS, Contentful, and GitHub depending on the skill used.

Quality Assessment

The project is actively maintained, with its most recent push occurring today. Despite being actively updated, it has low community visibility with only 5 GitHub stars, meaning it has not been extensively vetted by a large user base. Furthermore, the repository completely lacks a license file. This is a significant drawback for open-source tools, as it legally restricts how developers can use, modify, and distribute the code.

Verdict

Use with caution: the code itself appears safe, but the lack of a formal license combined with skills that inherently interact with sensitive workflows like cloud credentials and password vaults requires careful review before implementing in professional environments.
SUMMARY

A collection of custom commands, skills, and gems for Claude Code

README.md

oharu-commands-skills-gems

A collection of custom skills for Claude Code and system prompts for Gemini.

Install

Skills install into .claude/skills/ (project-scoped) via Vercel Labs' skills CLI. Use whichever package manager you prefer:

# npm / node
npx skills add oharu121/oharu-commands-skills-gems/<name>

# pnpm
pnpm dlx skills add oharu121/oharu-commands-skills-gems/<name>

Pass -g to install to ~/.claude/skills/ (user-scoped). Use npx skills update to pull the latest version and npx skills remove <name> to uninstall.

Works with any agent supported by vercel-labs/skills — the CLI auto-detects .claude/, .cursor/, .codex/, and 40+ others. Claude Code is the primary target (some skills use Claude-specific frontmatter like user-invocable); other agents still work but may have a reduced experience.

Skills

Richer packages with reference data, templates, and scripts. Skills marked with user-invocable: true are also callable as /skill-name slash commands.

Skill Description Install
aws-architecture-diagram Generates Draw.io XML diagrams with accurate AWS service icons, supporting technical and non-technical audience modes npx skills add oharu121/oharu-commands-skills-gems/aws-architecture-diagram
aws-cost-estimate Generates AWS cost estimates from architecture documents using the AWS Price List API, with optional Calculator link generation npx skills add oharu121/oharu-commands-skills-gems/aws-cost-estimate
bedrock-ops Manages the AWS Bedrock KB + S3 data pipeline with safety guardrails: S3 sync with force-upload, KB ingestion polling, cost monitoring, and MFA session auto-refresh npx skills add oharu121/oharu-commands-skills-gems/bedrock-ops
devio DevelopersIO blog workflow: draft articles with tag search integration, publish to Contentful with tag resolution and auto-translation (Japanese) npx skills add oharu121/oharu-commands-skills-gems/devio
generate-bruno-files Reads source code to extract HTTP requests and generates .bru files for the Bruno API client npx skills add oharu121/oharu-commands-skills-gems/generate-bruno-files
migrate-env-to-1password Interactively migrates .env secrets to 1Password using op CLI, replacing values with op:// references (Japanese) npx skills add oharu121/oharu-commands-skills-gems/migrate-env-to-1password
release Repo-aware release automation with validation checks, GitHub issue + plan file creation, commit, tag, push, and GitHub release. Supports npm, Python, and skills-gems repos with safe body writes and resume state npx skills add oharu121/oharu-commands-skills-gems/release

Install aws-architecture-diagram and aws-cost-estimate together for a design → price workflow.

The AWS diagram skill includes:

  • 7 icon reference files covering Compute, Storage/Database, Networking, App Integration, Analytics/ML, Security, and Common icons
  • Layout guidelines for spacing, nesting, and style
  • A base Draw.io XML template
  • Non-technical audience mode with step-numbered edges and simplified labels

The AWS cost estimate skill includes:

  • AWS Price List API reference with service codes, example queries, and jq parsing
  • Permissions reference for CLI, web search, and Playwright tools
  • Calculator automation guide for generating shareable links via browser automation

Gems

System prompts for Gemini Gems. Vercel's skills CLI doesn't install these — create a new Gem in Gemini and paste the file content as the gem instructions.

Gem Description
daily-briefing Morning briefing that pulls Google Calendar events and Gmail priority emails
jp-communication-enhancer Transforms English drafts into 3 levels of Japanese business communication (Slack, email, formal)
thumbnail-generator Generates thumbnail variations for tech articles using visual metaphors

Examples

The .examples/ directory contains real-world usage samples:

License

MIT

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