🔵 Concept
Privacy & Data Updated January 15, 2025

Nexus

Personal data custody storage and universal adapter for your digital life

Feasibility:
Excitement:
Seriousness:

The Problem

Your personal data is scattered across dozens of services with no central control. You can't easily move, backup, or control access to your own information.

The Story Behind This App

Nexus

Your personal data vault and universal adapter for digital sovereignty.

Key Features

1. Data Custody Vault

What: Encrypted storage for all your personal data

Why: You own and control your information

2. Universal Data Adapter

What: Import/export from any service or format

Why: Break free from platform lock-in

3. Selective Sharing

What: Grant temporary access to specific data

Why: Privacy-first data sharing

User Journey

  1. 1 User connects various services (social, financial, health)
  2. 2 Nexus pulls and standardizes all personal data
  3. 3 Data stored in encrypted personal vault
  4. 4 User can query, analyze, and share selectively
  5. 5 Automated backups ensure data permanence

Technical Architecture

Frontend

Tauri for desktop, React Native for mobile

Backend

Rust for security and performance

Data

Encrypted SQLite + IPFS for distributed backup

APIs

  • OAuth integrations for major platforms
  • WebDAV for file systems
  • FHIR for health data

Hosting

Self-hosted with cloud backup options

Moonshot Features (v2.0)

  • AI insights across all personal data
  • Blockchain-based access logs
  • Compute-over-data without exposure
  • Legacy planning for digital assets

Market Research

Similar to: Solid Project, MyData, Digi.me

Different because: Focus on practical adapters and usability

Target users: Privacy-conscious users wanting data sovereignty

Open Questions

  • How to handle API rate limits for data import?
  • Legal implications of storing third-party data?
  • Best encryption scheme for long-term storage?

Resources & Inspiration

Discussion