> For the complete documentation index, see [llms.txt](https://aruna-1.gitbook.io/aruna-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://aruna-1.gitbook.io/aruna-docs/getting-started/readme.md).

# Welcome to Aruna

**Turn Invoices Into Public Goods Funding**

Aruna is a DeFi protocol that transforms invoice financing into sustainable public goods funding. Every dollar deposited earns competitive yields while automatically donating 25% to Ethereum ecosystem projects.

## What You'll Learn

This documentation will help you understand:

* **The Problem** - Why public goods need sustainable funding
* **The Solution** - How Aruna creates recurring donations automatically
* **Smart Contracts** - Deployed addresses and verification
* **How It Works** - Step-by-step user flows
* **Key Concepts** - Understanding the 70/25/5 model
* **Use Cases** - Real-world examples for businesses, investors, and public goods

## Quick Start

**For Investors:**

1. Connect your wallet to [Aruna App](https://aruna-defi.vercel.app)
2. Deposit USDC to Aave or Morpho vault
3. Earn 5.46% effective APY
4. Automatically fund public goods with 25% of your yield

**For Businesses:**

1. Submit invoice commitment
2. Lock 10% collateral, receive 3% instant grant
3. Build on-chain reputation
4. Settle invoice to unlock collateral

## The Innovation

Traditional donation models require repeated user actions. Aruna makes public goods funding automatic:

* **One deposit** → Perpetual funding
* **No governance** → Immutable 25% allocation
* **Full transparency** → On-chain verification
* **Zero friction** → No repeated decisions

## Network

**Base Sepolia Testnet**

* Chain ID: 84532
* RPC: <https://sepolia.base.org>
* Explorer: <https://sepolia.basescan.org>

## Support

* Live App: <https://aruna-defi.vercel.app>
* GitHub: <https://github.com/yeheskieltame/Aruna>
* Base Sepolia Explorer: [BaseScan](https://sepolia.basescan.org)