Yiliu

Yiliu - AI-powered note-taking knowledge base with semantic search, auto-summarization, and version management

Yiliu - AI Note-Taking Knowledge Base

Capture anytime, auto-organize, surface on demand.

✨ What's New (v1.2.0)

• LibSQL Storage: Replaced sql.js with LibSQL for better performance
• Semantic Search: Vector similarity search with hybrid ranking
• AI Enhancement: Auto-generated summaries and tags
• Local Embeddings: Support for HuggingFace Transformers (no API key needed)
• Version Management: Auto-save + manual marking for important versions

Features

Feature	Description	Command
Record	Quick capture with AI enhancement	/记 or type directly
Semantic Search	Find content by intent	/搜 <keyword>
List	View recent notes	/列表
Edit	Modify existing notes	/编辑 <id> <content>
History	View version history	/历史 <id>
Export	Export to Markdown	/导出
Stats	View statistics	/统计

Quick Start

Install

bash

git clone https://github.com/DamingDong/yiliu.git
cd yiliu
npm install
npm run build

Configure AI (Optional)

bash

export OPENAI_API_KEY="your-api-key"
# Optional: Custom API endpoint
export OPENAI_BASE_URL="https://api.openai.com/v1"

Without API Key: Falls back to local embeddings via @huggingface/transformers. Core features still work.

Usage

text

# Record a note (AI auto-summarizes + tags)
/记 Today I learned about CRDT sync with Last-Write-Wins strategy

# Semantic search (understands intent)
搜 distributed sync methods

# List notes
/列表

# View stats
/统计

# Export backup
/导出

AI Features

Feature	Model	Description
Embeddings	text-embedding-3-small / all-MiniLM-L6-v2	Semantic search
Summaries	gpt-4o-mini	Auto summaries
Tags	gpt-4o-mini	Auto tags

No API Key: Falls back to keyword search, core features remain functional.

Data Storage

• LibSQL: Notes, version history
• Vector Index: Semantic search
• Path: data/yiliu.db, data/vectors.json

Architecture

text

yiliu/
├── src/
│   ├── index.ts       # Entry
│   ├── commands/      # Command handlers
│   ├── storage/       # Storage (LibSQL + Vector)
│   ├── ai/            # AI capabilities
│   └── types/         # Type definitions
├── data/              # Data directory
└── SKILL.md

Version History

• v1.2.0 (2026-03-20) - LibSQL, semantic search, AI enhancement, local embeddings
• v1.0.0 (2026-03-19) - MVP release

License

MIT License