A modern ecosystem for digital diary and personal knowledge management.
Secure • Cross-platform • Offline-first • Scalable
🚀 Overview · 🧭 Vision & Mission · 🏗️ Architecture · 📦 Repository Structure
🔐 Security · ⚙️ Tech Stack · 🔄 Data Flow · ⚡ Performance
📈 Roadmap · 🧠 Engineering Standards · 🤝 Contributing · 🔗 Quick Links
Lumorix Noctea is a next-generation platform designed to help users capture, organize, and protect their personal thoughts, memories, and knowledge across devices.
Built with a privacy-first mindset and clean architecture, the system ensures high performance, scalability, and long-term maintainability.
| Vision | Mission |
|---|---|
| 🧠 Empower digital memory ownership | Build a secure-by-default ecosystem |
| 🔐 Ensure absolute privacy & security | Maintain clean, scalable architecture |
| 🌍 Enable seamless multi-device experience | Enable cross-platform consistency |
| ⚡ Deliver fast, reliable, offline-first interactions | Deliver real-world usable performance |
Flutter Client (Desktop / Mobile)
│
▼
API Layer (REST / GraphQL)
│
▼
Services (Auth • Diary • Sync)
│
▼
Database (PostgreSQL • Redis)
| Principle | Description |
|---|---|
| 🧩 Modular Design | Feature-based separation of concerns |
| 🔄 Loose Coupling | High cohesion between modules |
| 🧱 Clean Architecture | Domain-driven ready structure |
| 🚀 Scalability | Monolith → Microservices ready |
| 🔐 Security | Embedded in every layer |
lumorix-noctea/
│
├── lumorix-client/ # Flutter (Desktop + Mobile)
├── lumorix-server/ # Backend services (API + Core logic)
│
└── (Planned)
├── lumorix-shared/ # Shared contracts / SDK / constants
├── lumorix-infra/ # CI/CD, Docker, deployment configs
└── lumorix-docs/ # Technical documentation
Cross-platform app for Desktop and Mobile built with Flutter.
Key Features:
- 🌗 Dynamic theme system (Light / Dark)
- 📱 Adaptive UI with responsive layouts
- 🧠 Feature-first modular design
- 🔄 Offline-first capability (local-first data)
- 🚀 Optimized rendering performance
Project Structure:
lib/
├── desktop_ui/
├── mobile_ui/
├── shared/
│ ├── theme/
│ ├── widgets/
│ ├── models/
│ ├── constants/
│ └── state/
└── features/
├── auth/
├── diary/
└── settings/
Backend services handling authentication, diary management, and data synchronization.
Key Features:
- 🔐 JWT / OAuth-ready authentication
- 🔄 Sync engine (multi-device)
- 🧱 Modular service design
- 🚀 API-first development
- 🐳 Docker-ready deployment
Project Structure:
src/
├── modules/
│ ├── auth/
│ ├── diary/
│ └── sync/
├── core/
│ ├── config/
│ ├── middleware/
│ └── utils/
├── infrastructure/
│ ├── database/
│ └── cache/
└── interfaces/
├── http/
└── graphql/
| Principle | Detail |
|---|---|
| 🔒 Privacy-first | No unnecessary data collection |
| 🛡️ AuthN & AuthZ | Secure authentication and authorization |
| 🔑 E2E Encryption | End-to-end encryption (planned) |
| 🧬 Data Isolation | Strict per-user data boundaries |
| 🚫 Input Sanitization | Anti-XSS / Anti-Injection validation |
| Layer | Technology |
|---|---|
| 🖥️ Client | Flutter |
| ⚙️ Backend | Node.js / Go |
| 🗄️ Database | PostgreSQL • Redis |
| ☁️ DevOps | Docker • AWS • Kubernetes |
User Action
↓
Flutter Client (UI + Local State)
↓
API Request (HTTPS / WebSocket)
↓
Backend Service (Auth / Diary / Sync)
↓
Database / Cache
↓
Response → Client Sync
| Component | Complexity | Notes |
|---|---|---|
| UI Rendering | O(n) |
List-based diary entries |
| Sync Engine | O(n log n) |
Conflict resolution |
| API Query | O(1) |
With proper indexing |
| Cache Access | O(1) |
Redis |
Optimization Strategy:
- 🚀 Lazy loading & pagination
- 🧠 Caching with Redis
- 📦 Minimized payload (DTO pattern)
- 🔄 Incremental sync
- 📝 Diary CRUD system
- 🏷️ Tagging & categorization
- 🔐 Authentication system
- 🔄 Offline-first sync engine
- 📱 Multi-device sync
- ⚡ Performance optimization
- 🔑 End-to-end encryption
- 🤖 AI-assisted journaling
- 🌐 Web version
| Standard | Principle |
|---|---|
| ✅ SOLID | Single responsibility, open/closed, Liskov, interface segregation, dependency inversion |
| 🔁 DRY | Don't Repeat Yourself |
| ✂️ KISS | Keep It Simple |
| 🚫 YAGNI | You Aren't Gonna Need It |
| 🧩 Clean Arch | Layered, testable, framework-independent |
| 🔐 Secure Coding | Security embedded, not bolted on |
We welcome contributions with the following expectations:
- 🧼 Clean, maintainable code
- 🧪 Unit test coverage (recommended)
- 📚 Clear documentation
- 🔐 Security awareness
- 🚀 Performance considerations
Please open an issue before submitting large PRs to align on design decisions.
License to be determined. All rights reserved until further notice.
"Your data is yours. Your thoughts are yours. Lumorix Noctea exists to protect and empower both."
| Repository | Link | |
|---|---|---|
| 📦 | lumorix-client |  |
| ⚙️ | lumorix-server |  |
| 🛠️ | lumorix-infra | |
| 📚 | lumorix-docs | |