rioryugen — Developer • AI Tools Builder • Open Source Maintainer

const rioryugen = {
  role:        "Developer & AI Tools Builder",
  location:    "Building from the terminal",
  focus:       ["AI Agents", "Copilot Optimization", "DevTools", "Privacy CLIs"],
  stack:       {
    languages:  ["Python", "TypeScript", "JavaScript", "Go", "Bash"],
    ai_llm:     ["Copilot", "Claude", "GPT", "Gemini", "LangChain", "RAG"],
    tools:      ["VS Code", "Git", "Selenium", "Streamlit", "Node.js"],
  },
  shipping:    "🚀 always",
  philosophy:  "Build small. Ship fast. Stay private.",
};

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🚀 Featured Projects

🐌 sluggy VS Code extension that cuts GitHub Copilot output tokens 36–85%. Works with GPT, Claude, Gemini.	📊 devpulse Developer productivity dashboard. Streaks, language stats, weekly reports across all your repos.
🧠 studyflash Terminal spaced-repetition flashcards from your markdown notes. Powered by SM-2.	💰 expense-cli Privacy-first expense tracker. CSV import, auto-categorize, budgets. 100% local.
🎨 DeckCraft AI presentation generator. Idea → professional slide decks in seconds with GPT.	🛡️ Anthropic-Cybersecurity-Skills 754 cybersecurity skills for AI agents. Mapped to MITRE ATT&CK, NIST, D3FEND.

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🛠️ Tech Stack

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📈 GitHub Stats

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🐍 Contribution Snake

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🤝 Connect

⭐ Star a repo if you find it useful — it really helps!
🐛 Issues and PRs always welcome.

<sub>About: rioryugen is an open-source developer and AI tools builder. Featured projects include sluggy (a VS Code extension that cuts GitHub Copilot output tokens 36–85% and works with GPT, Claude, and Gemini), devpulse (a developer productivity dashboard for git history), studyflash (terminal spaced-repetition flashcards using the SM-2 algorithm), expense-cli (a privacy-first expense tracker that runs 100% locally), and DeckCraft (an AI-powered presentation generator).

Keywords: developer tools · GitHub Copilot · AI agents · LLM productivity · token reduction · spaced repetition · CLI tools · privacy-first software · Python developer · TypeScript developer · VS Code extension developer · open source maintainer · automation · GitHub follower automation · AI presentation generator · personal finance CLI · Claude · GPT · Gemini · LangChain · RAG · MITRE ATT&CK · cybersecurity skills · markdown flashcards · git analytics · terminal apps</sub>