Neat Everything
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ZHEN
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Selected work

Projects

Projects I led and contributed to

2026
Solo Developer
Portfolio Website A minimalist black-and-white portfolio built with Astro, featuring bilingual support, dark/light mode, and global search.
2025
Solo Developer
Local RAG Knowledge Assistant An intelligent Q&A assistant built on a local qwen3.5-9b model and vector retrieval, delivering accurate answers while preserving data privacy.
2024
Solo Developer
Fund Tracker A tool helping individual investors track fund holdings and returns with clear data visualization.
2026
Solo Developer
Bilibili Trending Analysis System A full-stack analytics system covering the entire Bilibili trending pipeline: single/multi-day data scraping, content and metric analysis, visualization reports, and multimodal content understanding — all packaged into reusable Skills.
2026
Product Design / PRD
AI-Pet: Digital Life Simulator A product design for an AI-driven digital life simulator: a pixel-art virtual pet that lives on your desktop or phone, leading its own offline life — visiting neighbors, browsing markets, learning skills — and reporting back to you each day.
2026
Solo Developer
WeChat Local Database Decryption Toolkit A toolkit built around personal data sovereignty: extract encryption keys from a running WeChat process, decrypt local SQLite databases, and extend into real-time message monitoring, batch export, image decryption, voice transcription, and a Windows GUI.
2026
Product / Orchestration
"Photography Is Life" WeChat Mini Program A WeChat Mini Program for photography enthusiasts, 'Photography Is Life': a knowledge base + portfolio platform featuring a library of 101 cameras, 102 lenses, terminology search, photo uploads, and EXIF parameter recording.
2026
Solo Developer
QQ Music Playlist Analysis & Review Report Successfully exported 710 songs from a public QQ Music playlist and built a 'data → analysis → audiovisual' pipeline: structured tagging, music-critic-style analysis, and a single-file visual review report.
2026
Solo Developer
YouTube Subtitle Auto-Translation Pipeline A one-command, fully automated pipeline for 'auto-download → subtitle translation → Chinese hardsub burn-in' of YouTube videos, designed for Chinese-speaking audiences consuming overseas video content.
2026
Solo Developer
macOS WeChat Auto-Reply Agent A fully offline macOS WeChat intelligent reply system: screen capture + OCR to monitor new messages, a local LLM to generate natural replies, and simulated keystrokes to send — plus a built-in WeChat UI reverse-engineering toolkit.
2026
Solo Developer
xitek.com Rescue Archive Project Before a 20-year-old Chinese photography community went offline, I built a resumable Playwright crawler that defeats WAF rate-limiting to rescue-archive over a thousand gear reviews — laying the groundwork for a personal RAG knowledge base.