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owo
Rust Axum SQLite KMP Kotlin
Personal finance management system. Rust + Axum + SQLite backend, KMP mobile (iOS/Android), web interface, and Rust CLI. Monorepo with architecture docs, Open Finance API integration, and self-hosting focus.
View on GitHub ↗owo - Personal Finance Management
Full-stack personal finance system built for reliability and privacy. Monorepo spanning backend, mobile, web, and CLI.
Architecture
| Layer | Stack |
|---|---|
| Backend | Rust, Axum, SQLite — core API, financial calculations, data processing |
| Mobile | Kotlin Multiplatform — shared code for Android & iOS |
| Web | Browser interface for financial data |
| CLI | Native Rust tool for power users |
Features
- Manual transaction tracking and categorization
- Reports and analytics dashboard
- Open Finance / Open Banking API integration
- AI-powered insights (planned)
- Advanced budgeting and forecasting (planned)
- Self-hosting — minimal data collection, encryption by default
Philosophy
Built on four pillars: reliability (production-grade code for critical financial data), extensibility (plugin architecture + API-first), privacy (self-hosting option, minimal collection), and openness (open standards).