Selected Work
These are projects I built independently or contributed to deeply as part of a team. Each entry lists status, my role and whether the code is public — so it is clear what I built and what I only read.
BeikeSchedule — USTB Timetable App
Personal project · Maintained · Solo · Code public
A USTB timetable app with one-tap import from the academic system, teaching-week calendar mapping, week view and class reminders. Credentials are entered only in the system WebView; the app does not read or store them.
LingoFlow — AI Translation and Learning App
Personal project · Maintained · Solo · Code public
On-device ML Kit translation, streaming LLM translation for long text and Merriam-Webster lookup. API keys stay on the device.
BaseConversion — Programmer’s Base Converter
Personal project · Maintained · Solo · Code public
A local, ad-free Android base converter with four linked bases, two’s complement and IEEE 754 bit patterns. The only network call checks for updates.
Net-USTB — One-Tap Campus Network Login
Personal project · Maintained · Solo · Code public
A third-party Android client for the USTB campus network (Dr.COM ePortal 4.x), with one-tap login/logout and AES-256-GCM credential storage.
Campus network tools are for personal learning only and are not affiliated with the university. Follow your school’s network and information system rules.
Reps — Offline Quiz App
Personal project · Beta · Solo · Not open source
Turns a teacher-provided CSV question bank into an offline Android study app with four practice modes, a wrong-answer book and progress recovery.
Zotero Full-PDF Translate
Personal project · Maintained · Solo · Code public
Translates a whole PDF inside Zotero into a layout-preserving bilingual PDF, using your own LLM API key with a local engine.
Tools and Small Projects
WatchDog — AI API Balance Monitor
Personal project · Maintained · Solo · Code public
Monitors API balance and monthly usage across DeepSeek, Kimi, Zhipu GLM and SiliconFlow.
ScientificCalculator — Kotlin Compose Calculator
Personal project · Maintained · Solo · Code public
Expression evaluation, equation solving and matrix operations using Shunting-yard plus recursive descent parsing.
Trailmap — My Travel Map
Personal project · Maintained · Solo · Code public
An interactive travel map built with Leaflet.js. All data lives in locations.json; pushing deploys it automatically.
llmhub — Self-Hosted LLM Gateway
Personal project · Maintained · Solo · Code public
Connects a local GPU Ollama instance to a cloud gateway through a reverse tunnel, exposing an OpenAI-compatible API with cloud fallback.
ShowWe — WeChat Mini-Program Community
Personal project · Maintained · Solo · Not open source
A community mini-program on WeChat Cloud Development: posts, comments, likes, direct messages, notifications and multi-level caching.
Sourcehub — Digital Content Store Demo
Course/demo project · Archived · Solo · Code public
A demo Android digital-content store: accounts, cart, simulated payment and background downloads. All payments are simulated; sample content is for demonstration only.
Life Assistant — Tauri Desktop App
Personal tool · Maintained · Solo · Not open source
A desktop app for my own planning, development, fitness, meals, games and backups. It works fully offline except for the GitHub module.
In Progress
Countdown App — Product and Technical Design
In progress · Solo · Not yet coded
A countdown/count-up tool built around a home-screen widget. The PRD v0.1 and technical design are done; the skeleton is ready.
Open Source Notes
Projects I have read or deployed — not mine. Each note lists the original author and repository, and focuses on the design and my own judgement.
- AI Agents Stock — multi-agent stock analysis · note
- Academic Research Skills — research pipeline for Claude Code · note
- awesome-claude-code — a map of the Claude Code ecosystem · note
- Hermes Agent — an agent that builds its own skills · note
- tinygrad — a deep learning framework you can read · note
- Warp — turning the terminal into an agent workbench · note
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