AI experiments, personal tools, and systems for work and life.
Small tools and workflows I build to make learning, research and daily work easier.
800 high-yield TOEFL/GRE essential words gamified into an RPG encounter engine. Features real-time WebAudio synthesis, Cyber Dark & Duolingo Fresh dual themes, and contextual synonym trees running 100% client-side.
Unified private cloud matrix bridging Google Drive and Baidu Netdisk for fast streaming and cross-cloud archiving.
Instantly transfer files (PDF, Word, Images, HTML, etc.) and text snippets across mobile devices, laptops, and tablets with zero password.
单核专注、防打断个人任务看板。支持三态看板、矩阵排程及打断恢复栈，纯前端即开即用，无需密码。
在浏览器中阅读 EPUB、PDF 和长文材料，记录笔记、收集词汇并复习。书籍本地安全存储并支持一键管理删除。
聚合 Chrome 与 Edge 全部常用书签，涵盖 AI 大模型、投资研报、开发者工具、电子书与政务招投标。支持在线挑选定制与一键直达。
汇聚少数派、掘金独创深度特稿、阮一峰网络日志与极客公园前沿分析，100% 采集完毕，提供纯净沉浸式排版与多维分类检索。
精选海外 Substack 头部 Newsletter、Reddit 高赞技术讨论与 Hacker News 深度特稿，全英文原汁原味与专业科技洞察。
A research framework for durable businesses, cash-flow quality and long-term dividend reinvestment.
Yield-on-Cost (YoC) and share multiplication calculator over multi-year reinvestment horizons.
| No. | Project / System Node | Category | Core Architecture & Engine | Action |
|---|---|---|---|---|
| 01 | TOEFL 800 RPG Dungeon 800 Core Essential Words |
Interactive App | Client-side WebAudio Synthesizer & Dual Theme Engine | Launch ↗ |
| 02 | 5TB Cloud Hub (AList) Unified Storage Gateway |
Infrastructure | Google Drive & Baidu Netdisk Cross-Sync | Access ↗ |
| 03 | 56 Dividend Portfolio Matrix Multi-Market Capital Allocation |
Capital DCF | A framework for cash flow, valuation and dividends | |
| 04 | DCF Compounding Model Yield-on-Cost Sensitivity Matrix |
Capital DCF | Organic Cash Dividend Compounding Multiplier Simulator | Simulate 📊 |
| 05 | Cross-Device Super Clipboard Public Open Transit |
Public Utility | Zero Password Cross-Platform Instant Text & Code Synchronization | Open 📋 |
| 06 | Personal Workbench & Task Panel Focus Kanban & Recovery Stack |
Focus Tool | Lightweight anti-interruption Kanban, Gantt schedule and local task persistence | Open 💼 |
| 07 | Personal Reading Room EPUB, PDF and text reader with local notes |
Reading Tool | Read, collect vocabulary and review; books stay in the local browser | Open 📚 |
| 08 | Curated Web Navigation Hub 164 Filtered Chrome & Edge Bookmarks |
Navigation Hub | Interactive bookmark selector and one-click launch matrix | Open 🧭 |
| 09 | 国内精选原创专栏库 (200篇) 少数派 · 掘金 · 阮一峰 · 极客公园 |
知识专栏 | 汇聚200篇近3个月深度技术与认知原创长文，纯净排版 | 阅读 📚 |
| 10 | 全球前沿科技特稿 (Top 20) Substack · Reddit · Hacker News |
海外前沿 | 精选海外深度科技 Newsletter 与高赞讨论 | 探索 🌐 |
I work across research, long-term investing and AI-assisted operations—turning complex work into repeatable systems.
Protect against irreversible downside.
In capital, optimize for sustainable free cash flow yield; in software, optimize for irreversible cumulative depth.
Self-hosted infrastructure, air-gapped credentials, and full digital ownership over models, tools, and assets.