Projects

Things I've built

Things I've built that I'm actually proud of, from production AI platforms to open-source tools and tiny browser games.

Web app · 2025 – now

HKLawyer.ai

Free bilingual legal answers, grounded in 20+ years of Hong Kong case law

Questions: 20K+
Eval pass rate: 80%
Visitors: 52K+
Case law: 20+ yrs

Next.js
React
Python
Hybrid RAG
BM25
Qdrant
Docker

Visit hklawyer.ai

Open source · 2020

103

GitHub stars 23 forks

Deepstory

Turn any text into a video of a character telling it, in their own voice

View on GitHub Read the dev log

Full-stack web app

14

VMProtect License Manager

Self-hosted license generation for VMProtect, delegated to resellers

Next.js
TypeScript
Supabase
RSA
Tailwind CSS

Playable

Game · 2016

Overcast

A tiny survival management game, made with p5.js

Details

Research

Hybrid Deterministic-Neural Agents

M.Sc. thesis: keeping LLM agents grounded over long horizons

“From Reactive Control to Holistic Planning: Evolutionary Prompt Optimization for Hybrid Deterministic-Neural Agents in Long-Horizon Environments”. An open-source Python framework where a deterministic engine grounds every LLM decision in computed facts.

Python
LLM Agents
Constrained Decoding
Prompt Optimization
Evaluation