Portfolio

Learn R statistics for clinical research with AI assistance—interactive Quarto tutorial from zero programming knowledge to publication-ready biostatistics analysis.

Collaborative MCQ study system — wiki-style explanations, threaded discussion, timed mock exams. Full-stack Cloudflare (Workers + D1 + R2 + Access), free tier.

每日一則 Claude Code changelog 中文講義，由 Claude Code 自動出刊

NCCN guideline downloader — CLI + Access-gated Cloudflare PWA (categorized card wall, pdf.js preview, R2 cache, daily cron). Uses your own NCCN login.

把放映中的 Google Slides 即時同步到任何裝置，跑在你自己的 Cloudflare Worker、用 PIN 控管。

Present documents, not slides — a semantic responsive presentation engine for ordinary Markdown

Oncologist's clinical notes, medical education & research repository built with Astro + MDX on Cloudflare Pages — regulatory-compliant healthcare content with JSON-LD schema & AI optimization

國中生生涯探索：RIASEC 興趣測驗、Basic Interest Markers 興趣細項、IPIP-NEO-120 人格測驗（繁體中文，開源資料）

EBMT Handbook clinical guideline skill for AI agents—HCT, cellular therapies, GVHD, CAR-T, with 95+ chapters, clinical calculators, and structured decision trees for hematopoietic stem cell transplantation

CompTIA Security+ SY0-701 影片伴讀課：把筆記的 83 個考綱主題一對一配上經過驗證的 YouTube 影片，每個單元都標得出 NIST／MITRE ATT&CK 的原始出處。

Claude Code-powered end-to-end meta-analysis automation: AI-assisted literature review, screening, extraction, analysis, and manuscript generation for systematic reviews and clinical evidence synthesis

把 YouTube 上散落的好內容變成結構完整、連結全數驗證、來源可查的課程網站。主題無關，附一門 371 單元的體態矯正課作為範例。

Voice-commanded zoom-to-mouse for OBS on macOS — local streaming Chinese ASR (sherpa-onnx) + obs-websocket

在對話裡做專案管理:給唯讀雲端環境(OneDrive/SharePoint/Dropbox)的 Claude Skill。專案是一包含 git 的 zip,只新增不覆寫,檔名最新的就是現在。

Profile README for Hsieh-Ting Lin (林協霆) — attending physician in medical oncology, building open-source medical, evidence-based-medicine, and AI/MCP tooling (Claude Code, R, TypeScript)

Chrome extension with LLM integration for clinicians to query OpenEvidence directly from text—AI-powered PICO question rewriting using Groq for evidence-based medicine workflows

Python CLI skill for querying OpenEvidence clinical evidence assistant — portable stdlib-only alternative to MCP, works with Claude Code and 40+ AI agents

Google Apps Script toolkit for automating Google Slides formatting, batch styling, badges, watermarks, and theme application with a custom sidebar menu.

Synthetic teaching dataset recreating the IMbrave150 trial (NEJM 2020): survival analysis, PSM across 10 hospitals, and TMLE. All data is synthetic.

Open a GitHub issue, get zero-shot voice-cloned speech back as a Release — IndexTTS-2 running on a free Google Colab T4 GPU, orchestrated entirely by GitHub Actions.

把 Google Drive 或 YouTube 的長時間螢幕錄影自動變成讀得順的繁體中文 SRT 字幕。先斷句再定時的兩階段架構，讓 LLM 永遠碰不到時間碼。Colab T4 + DeepSeek，87 分鐘影片 /bin/zsh.008 美金。

macOS dotfiles for Neovim, Zsh, tmux, Hammerspoon — terminal automation, shell configuration, and developer productivity tools.

臨床提示詞教練與 90 分鐘課程引擎:診斷 prompt 為什麼寫不出你要的,並能直接開課教。Install: npx skills add htlin222/clinical-prompt-coach-skill

把血液腫瘤考古題的「有脈絡的綜論」用 edge-tts 唸成 podcast，一題一集

Drive Herdr with a game controller. Patrol your AI agents, split panes and switch workspaces from the couch — any gamepad, mapped by you in 60 seconds.

Zero-dependency gamepad input layer for the web, plus a live controller tester. Verified on 8BitDo Pro 2 (X mode).

設定驅動的輪值排班系統：制度寫在 TOML + Markdown，不寫在程式碼裡。A configuration-driven on-call scheduling system for any department.

AI 自動化工作流：困難部分 — 把提示詞串成流程是簡單的部分；讓它在你不在時仍然準時、有權限、壞了會來找你，才是困難的部分。13 章 49 單元的策展影片課，涵蓋 GitHub Actions CI/CD、Cloudflare Cron Triggers 與 Claude Code 排程，每支影片都附 2026 年官方文件時效查核。

實證醫學裡的 AI agent：偏誤遷移論——AI 的價值在於把研究決策逼成可版控、可定址、可反駁的形式

給台灣孩子的日本小學「国語」每日練習單 — 預覽、一鍵列印 A4、每日漸進 (grades 1-5)

Evidence-graded strength-training course curated from 316 public YouTube demos — 11 chapters, 44 units, 31 hours. Every link verified, every movement category checked against PubMed: only 2 of 65 evidence claims reach "strong". Course content in Traditional Chinese.

不適任教練資訊追蹤平台 — 彙整運動部公開之不適任教練名單，Cloudflare Pages + D1 + 每日 cron Worker 自動同步

AI-assisted molecular tumor board for community cancer centers: NGS → per-patient report, per-gene PICO/PRISMA/GRADE literature appraisal, and a board-ready case deck. React + Cloudflare Pages + Anthropic.

把養生建議換算成同一個單位——全因死亡率。15 章 54 單元、348 支經驗證的 YouTube 影片、54 則對回 PubMed 的證據查核，其中 96 支是反方影片。改編自 geekan/HowToLiveLonger。

用 YouTube 公開影片策展的旅行攝影課：14 章 83 單元、493 支影片，每單元附可自行執行的自我評估，連結與文獻全數驗證 · A curated travel-photography course with every link and citation verified

把 sat.cool《工作流改造術》擴寫成 mega pack：11 章 40 個工作卡點、250+ 支經驗證的 YouTube 影片，每個方法附研究文獻查核。

用 Cal Newport 公開影片策展的免費深度專注自學課（非官方）· 12 章 60 單元 · 180 支影片 · 27 則 Crossref 文獻查核

喜馬拉雅瑜伽全書 — 12 章 89 單元的 YouTube 策展瑜伽課程，附 PubMed 實證查核

把 78 張牌從死背改成推導。62 個單元、368 支影片，依知識依賴圖排序；每個對應系統都標明它是史料可考、黃金黎明的建構，還是二十世紀的發明。

A video lecture for every section of ASH-SAP 9e — 49 chapters, 449 sections, fellowship level only. Every link traceable to a real search, every PMID fetched from PubMed.

把思考拆成 83 個可以單獨練的動作：319 支頂尖大學公開課影片、248 筆同儕審查文獻，全部附四級實證分級

Deterministic single-file tool for deciding where to submit a manuscript — hard gates, scoring, a ranked ladder, plus quantitative analysis tabs. Runs offline; EN + 繁中.

Unofficial OpenEvidence MCP server — query OpenEvidence from Claude Code, Codex, and any MCP client through your own logged-in browser tab (no API key). Fire-and-forget asks, a shared relay daemon for concurrent sessions, BibTeX + Crossref citations.

Claude Code / AI-agent skill: ask OpenEvidence via ego-lite, capture the thread, and mint a shareable HTML + Crossref-verified BibTeX / CSL-JSON / AMA bibliography. Evidence-based-medicine citation export. Install: npx skills add htlin222/ask-oe-with-ego-skill

Open-source iOS Shortcut that saves selected or copied iPhone text to Turso/libSQL with scoped tokens, SQL over HTTP, and reproducible uv builds.

A keyboard-first terminal UI (TUI) built with Ink + React + TypeScript: vim keybindings, mouse clicks, Cloudflare Access SSO, Catppuccin themes, and real-PTY end-to-end tests.

Self-reload skill for herdr AI agent sessions — re-prompt the current pane after a delay. Install: npx skills add htlin222/herdr-agent-self-reload-skill

PROMISE V2 miTNM report builder — a stepwise PSMA-PET reading aid that outputs a standardized code and a plain-text structured report.

Vox-styled board-review flashcard videos, programmatically rendered with Remotion — TTS karaoke narration, paper-collage aesthetic, auto-released via GitHub Actions

Search Google Flights for prices via a single deterministic HTTP GET request, no browser. Install: npx skills add htlin222/google-flight-skill

Build styled Anki decks (.apkg) from multiple-choice question JSON — TipTap/HTML explanations, media bundling, Catppuccin card template

Self-hosted server for syncing, archiving, and exporting team chat messages with conversational AI search over the message history.

24-day conversational English speaking course with native-like dialogs, sentences, and turn-taking practice lessons built with Quartz

Facebook Pages CLI via official Graph API + Cloudflare Worker OAuth relay. Sibling of threads-cli.

LINE bot that captures forwarded messages to a Turso database on Cloudflare Workers, with Claude Code skill for agent-driven automation of calendar/todo integration.

Self-hosted collaborative Excalidraw platform on Cloudflare (Workers, Durable Objects, D1, KV, R2, Workers AI)

Animated, self-contained HTML demos of the Claude AI & Claude Code UIs; replays real session transcripts. Install: npx skills add htlin222/claude-demo-studio-skill

🐱 Soothing Catppuccin themes (Latte, Frappé, Macchiato, Mocha) for the Team+ messenger — Chrome extension

Turn a markdown outline into a 9:16 vertical reel: a chrome-free Neovim types it line by line (Catppuccin Mocha) with per-heading sound effects, via VHS + ffmpeg

Curated list of notable GitHub repositories named 'serenity' — packaged as a Claude Code skill

Record narrated, sync-verified teaching videos of a real Claude Code TUI session — deterministic terminal + explainshell panel + voice that leads the typing, with on-screen AskUserQuestion handling. MIT.

a demo

Live THSR train timetable lookup skill for AI coding agents. Install: npx skills add htlin222/thsr-timetable-skill

Doomscroll your Obsidian vault like Threads — a zero-dependency local server that renders your Markdown notes as a social feed. Likes/replies/saves write back to the .md files.

Summarize YouTube videos into Traditional Chinese (zh-TW) — subtitle-first with Whisper fallback, summarized via the local claude CLI

Turn a PDF into a single narrated Traditional Chinese audiobook MP3 via edge-tts. Install: npx skills add htlin222/pdf-to-tts-zh-skill

Self-hosted URL shortener on Cloudflare Workers — custom short links on your own domain, gated with Cloudflare Access (Zero Trust) login. Workers KV storage, Workers AI slug suggestions, one-command Wrangler deploy.

Native macOS push-to-talk dictation app — hold key, speak, release to transcribe and paste text via ChatGPT Web or Groq API; no API key required.

Mint per-user, revocable Claude/agent skills from a Cloudflare Worker — the API secret bakes itself into the skill at download time. HMAC-derived keys, never stored; one-integer revocation; no app-level auth.

Python CLI for Threads API with full publish/read/search/insights support + Cloudflare Workers OAuth relay for terminal-driven social media automation.

Chrome extension that mints a GitHub-style 1200x630 OG share card from any page's Crossref-first metadata, rendered fully client-side (satori + resvg-wasm)

Light-themed web terminal (ttyd) for live presentations, demos & teaching with real-time audience comments (Cloudflare), AI command explanations (Groq), spotlight mode, Nerd Font support.

CompTIA Security+ SY0-701 study notes digital garden — 83 topics, 563 concepts, 332 practice questions, and ELI5 explanations

Deploy a persistent web terminal on macOS with ttyd and tmux, secured by Cloudflare Zero Trust Access — browser-based shell with email OTP auth, nerd fonts from R2 CDN, and Claude Code integration.

Docker Compose runner for Apple's native container CLI on macOS—dependency ordering, service DNS, hot reload, named volumes, dashboards, and restart supervision without rewrites.

Homebrew tap distributing acompose—run docker-compose.yml with Apple container CLI (orbstack). Cross-platform CLI for macOS, Linux.

Private, self-hosted, Imgur-shaped image host on Cloudflare Workers (R2 + D1) — with a Claude Code skill + CLI.

Topological data analysis framework using persistent homology for quantifying drug-induced cell-state plasticity in EGFR-mutant lung cancer scRNA-seq with multi-scale validation

Claude Code skill for defending against online harassment, bad-faith arguments, and coordinated attacks with calm, strategic coaching and evidence preservation

Automated systematic literature review pipeline generating publication-ready manuscripts from Scopus/PubMed/Embase with PRISMA compliance, GRADE evidence synthesis, and DOI validation for clinical research.

Anki desktop add-on for evidence-based medicine study: send card text to OpenEvidence/UpToDate with AI-powered PICO rewriting via Groq, plus inline editor and query history.

Protobuf-based Python CLI for AnkiWeb automation—create decks, add flashcards, no browser or Selenium required. Reverse-engineered protobuf protocol. Ships as Claude skill.

Quarto interactive textbook teaching ophthalmologists clinical RWE analysis (MMRM, CMH) for faricimab studies using R and AI, reproducing TENAYA/LUCERNE methods.

Chrome extension for AI-powered Facebook feed summarization via Cloudflare Workers with Zero Trust security—automatically generates TL;DRs in Traditional Chinese.

Self-hosted Kahoot quiz game clone on Cloudflare Workers with real-time multiplayer, Durable Objects, D1, WebSocket, and Zero Trust Access auth

Agentic LLM research transparency pipeline: Lancet Digital Health Viewpoint with reproducible oncology case study, AI disclosure ledger, reviewer transcripts, and three-layer audit architecture for research integrity.

AI-powered Python CLI for online course mentors: manages Hahow student Q&A and homework, drafts replies via Codex CLI with full course context, requires human approval before posting.

Lightweight HTML/CSS/JS presentation framework with live multi-screen sync, PDF export, and Cloudflare Pages deployment—zero dependencies

Reproducible pre-registered clinical evidence framework for metastatic cancer biomarker guidelines using directed acyclic graphs and dual-LLM annotation to measure evidence gaps and free decision points in mBC/NSCLC treatment protocols.

R pipeline for cancer genomics: BAM/VCF to ESMO-compliant clinical reports with OncoKB, variant classification (ESCAT/AMP-ASCO-CAP), CNV, fusion, TMB, MSI, and PubMed/Scopus literature retrieval

ABIM Hematology certification study vault: 72 disease notes, 216 questions, Obsidian-ready with AI coaching, Anki export, and clinical evidence citations for board exam prep.

Flow diagram generator for clinical trials and systematic reviews (PRISMA, CONSORT, STROBE) with deterministic SVG/PDF/Mermaid output, zero runtime dependencies, and TypeScript/Node support.

Claude Code skill for evidence-based nursing reports (EBP 5A pipeline) — Taiwan nursing N1–N4 career advancement, PICO generation, literature search, CASP appraisal, synthesis, APA 7 formatting, CrossRef validation

Claude Code skill for verifying OpenEvidence biomedical citations against PubMed with parallel accuracy scoring and audit reports

A5 book typesetting template for Traditional Chinese non-fiction with Quarto, Typst, APA citations, CrossRef verification, and professional typography (Genryu Mincho)

Automated oncology treatment trend reporter for breast cancer and hematologic malignancies — scrapes clinical trials, medical trials, medical conferences, and AI-powered evidence via OpenEvidence, ESMO, OncDaily, OncLive. Generates weekly markdown reports in Traditional Chinese.

Lightweight CLI that serves PDF slides in the browser with a full presenter mode: speaker notes, next slide preview, pause/resume timer, audio recording with slide-timeline metadata, and resizable panes.

Multi-gate AI research verification system that audits hypotheses, citations, experiments, results, and logic fallacies in AI-generated research to prevent hallucinations, citation fabrication, and methodological errors

Quick-reference hematology guide for trainees covering blood disorders, thrombosis, bleeding, transfusion, transplantation & neoplasms—distilled from ASH-SAP 2025 with clinical validation

Open-source Quarto textbook teaching R statistical analysis for clinical research using AI-assisted learning — data wrangling, visualization, publication-ready tables, survival analysis, meta-analysis.

Highlights of ASH 2026 Asia-Pacific: A Comprehensive Pocket Guidebook for Hematologists

AI-powered meta-analysis pipeline for systematic reviews in oncology and clinical research; reproducible Python framework for rapid literature screening, extraction, and manuscript generation with Claude integration.

Interactive Slidev presentation on iron metabolism and heme synthesis disorders for medical education and clinical reference, with evidence-based content, charts, and guidelines.

Web GUI for annotating images with step-by-step shape highlighting, scene-based workflows, and metadata export for tutorials and technical documentation.

Slidev presentation template with Vue components, Chart.js, live code runners (Python/R/Bash), PDF export, and Tailscale Funnel sharing.

Slidev clinical presentation on adjuvant HER2-positive breast cancer therapy: trastuzumab, pertuzumab, T-DM1, T-DXd, trial evidence, and treatment algorithms.

Claude Code skill for TOEFL iBT 2026 preparation: 12-week study plan, daily drills, Anki flashcards, AI speaking coach, writing grader, listening practice, mock tests

Claude Code skill for scaffolding GitHub repositories with AI-driven methodology (JTBD/TDD/DDD) from idea to production-ready, supporting 15+ templates and 40+ agents

Evidence-based Drug-Drug Interaction (DDI) assessment skill modeled after Micromedex Drug-Reax. Install: npx skills add htlin222/drug-drug-skill

Claude Code skill for deep linguistic analysis of Traditional Chinese articles—extract stylometrics, vocabulary richness, rhetorical structure, sentiment arc, and word-level metrics with line-by-line reporting

Self-hosted GitHub webhook server that automates Claude Code planning & implementation from issues, integrating your local claude CLI subscription with GitHub workflows for zero-API-cost automation

Claude Code agent for automating Taiwan Medical Association (TMA) continuing education exams—fetches questions, researches answers via web search, and submits results using Python.

AI-powered event scraper for Taiwan medical societies—automatically extract events from hematology, oncology, internal medicine websites and sync to Google Calendar via Claude Code skill

Automated systematic review pipeline: multi-database literature search, DOI validation, structured extraction, PRISMA 2020 compliance, and publication-ready manuscript generation with parallel writing agents

Claude Code skill for multi-persona Bayesian diagnostic reasoning using NEJM Clinical Problem-Solving format with likelihood ratios, evidence-based medicine, and medical AI education

Automated KFSYSCC IRB document preparation — 43 forms, 11 categories, one command. Because your time is better spent on science, not paperwork.

AI-powered medical teaching evaluation form filler using Claude Code agents and Python CLI for e-portfolio systems. Automates competency assessments (DOPS, Mini-CEX, CbD, EPA) while preserving bedside teaching quality.

LLM-powered systematic literature review pipeline for clinical medicine—generates submission-ready manuscripts with PRISMA 2020 compliance, parallel writing agents, validated citations, and quality audit loops.

R pipeline for survival analysis with automatic detection of competing risks, recurrent events, time-varying exposures, and clustering—routes to appropriate statistical methods and generates publication-ready Quarto manuscripts.

Telegram bot for persistent Claude/ChatGPT conversations using Pi agent — zero-cost multi-turn AI sessions with file attachments, shell access, and local storage

TypeScript digital garden and static site generator for publishing interconnected notes and knowledge bases with Obsidian compatibility

Gatsby-powered static blog built on Lumen starter with Netlify CMS, responsive mobile-first design, syntax highlighting, and serverless deployment.

Google Slides add-on to generate and customize progress bars in presentations using Apps Script. Tutorial and examples included.

Healthcare industry guide for software engineers—medical concepts, systems design, and clinical workflows with Quarto presentation

ASH 2025 B-Cell Lymphoma Updates: MCL, MZL, and Waldenström Macroglobulinemia - Quarto Reveal.js Presentation

Lightweight portable Docker environment for R with pre-installed tidyverse data science packages (dplyr, ggplot2, tidyr) for reproducible analysis and visualization.

Interactive web-based player for asciinema terminal recordings with playback controls, theme selection, and keyboard navigation for documenting analysis pipelines and demos.

Python ICS calendar generator for hospital duty and shift schedules - automate nurse and doctor roster scheduling with calendar file export

Convert medical question banks and standardized test exams into Anki flashcard decks for board exam preparation, with built-in markdown processing, image handling, and batch automation.

Python library that chunks long text into sentences for the OpenAI TTS API, handling token limits and streaming audio generation for long-form narration.

Python tool for batch-generating Anki flashcard decks from Markdown files and Zettelkasten notes, with automated spaced-repetition workflow support.

CLI tool to convert SVG icons from clipboard to PNG with customizable sizing—automate icon conversion for applications lacking SVG support

Neonatal milk and fluid calculation tool for daily intake, feeding schedules, and IV medication dosing in newborn care units

Comprehensive Zotero citation management guide in Traditional Chinese—learn reference management, bibliography organization, and research workflows with practical examples and plugin configuration.

Interactive hexagonal grid tool for quantitative pathology image analysis, tissue area measurement, and histopathology research in React and TypeScript.

Marp presentation template with custom CSS themes for markdown slide decks, supporting HTML/PDF export and a live development server.

Python CLI and library for rearranging PDF pages into booklet printing layouts with automatic page reordering and blank page padding.

Google Docs add-on for batch search and replace with TOML rules, text highlighting, and document automation

Python Telegram bot for remote shell command execution and system administration via encrypted messaging

Quarto template for academic manuscripts with R citation validator, BibTeX management, and GitHub Pages publishing

Cookiecutter template for reproducible clinical research using Quarto, R, and AMA citations—automated workflows for manuscripts, statistical analysis, and research documentation

Telegram bot for playing voice messages and text-to-speech on Google Home, Chromecast, or macOS using Google Cast and Python

MCP server for Anki spaced repetition with Claude AI integration, date-based deck organization, and card review/creation tools.

Automated academic manuscript citation workflow using Claude Code, Pandoc, and BibTeX validation for researchers to generate AMA-formatted outputs (HTML/DOCX) with DOI/URL verification.

Next.js AI chatbot web app focused on mental health support, built on Chatbot UI with a Supabase Postgres backend and Vercel deployment.

Hourly Claude Code CHANGELOG monitoring bot that generates zh-TW summaries via Claude CLI and pushes updates to Telegram for real-time change notifications.

Python CLI tool for searching and comparing cheap round-trip flights using Google Flights API, with advanced filtering, multi-date combinations, and intelligent caching for optimal travel booking

Python CLI for Facebook & Messenger automation — post, reply, send messages, manage comments via GraphQL API + Playwright browser automation with E2E encryption support

Network meta-analysis R tutorial with AI-assisted prompt engineering for evidence synthesis, systematic review methodology, and comparative effectiveness research

Interactive React web app for Zhuyin/Bopomofo typing practice and Chinese phonetic input method learning with real-time validation.

Japanese text converter with hiragana, katakana, and romaji conversion modes, featuring text-to-speech and persistent history using React and Kuroshiro

Interactive Quarto book teaching calculus and statistics fundamentals for medical professionals using R visualization—covers derivatives, integrals, and applications to clinical research with bilingual (Chinese/English) content.

React + TypeScript component that parses markdown todo lists into interactive task views with real-time statistics, urgent-task management, and progress tracking.

Structured 100-day English speaking practice with IPA phonetics, prosody, and intonation training for IELTS, academic presentations, and English learners