Spliit offers a free, open-source alternative to Splitwise for managing shared expenses among friends and family. It provides core features like group creation, expense tracking, balance display, and reimbursement management, accessible via a Progressive Web App.

How It Works

The application is built with Next.js, utilizing TailwindCSS for styling and shadcn/UI for components. Data persistence is handled by Prisma, connecting to a PostgreSQL database. Vercel is used for hosting both the application and its database.

Quick Start & Requirements

• Install: Clone the repository, set up a PostgreSQL server (or use the provided script ./scripts/start-local-db.sh), copy .env.example to .env, run npm install, and then npm run dev.
• Prerequisites: Node.js, npm, PostgreSQL.
• Optional Features: AWS S3 bucket setup for image uploads, OpenAI API key (GPT-4 with Vision) for receipt scanning and category deduction.
• Demo: Spliit.app

Highlighted Details

• Progressive Web App (PWA) for offline access and installability.
• Supports uneven expense splitting.
• Optional receipt scanning via OpenAI GPT-4 Vision.
• Optional automatic expense category deduction using OpenAI.

Maintenance & Community

The project is open to contributions via issues and pull requests. Financial support is welcomed through sponsorships or donations.

Licensing & Compatibility

MIT License. Compatible with commercial use and closed-source linking.

Limitations & Caveats

Receipt scanning and category deduction features require an OpenAI API subscription and associated costs. Image uploads require configuring an AWS S3 bucket or compatible S3 endpoint.