Gotong Karya: Decentralized Crowdfunding Platform

Gotong Karya is a blockchain-based crowdfunding platform built on Solana that connects creators with supporters through a transparent, secure, and rewarding experience.

🚀 Overview

Gotong Karya leverages blockchain technology to create a trustless crowdfunding ecosystem where:

• Creators can launch campaigns to fund their projects
• Supporters can back projects they believe in
• Successful contributions are rewarded with exclusive NFTs
• All transactions are secured and verified on the Solana blockchain

✨ Key Features

For Creators

• Campaign Creation: Launch funding campaigns with project details, funding goals, and timeline
• NFT Rewards: Offer supporters exclusive NFT rewards for their contributions
• Fund Withdrawal: Access raised funds with transparent fee structure (2.5% platform fee)
• Campaign Analytics: Track campaign progress and supporter engagement

For Supporters

• Campaign Discovery: Explore innovative projects across various categories
• Secure Contributions: Fund campaigns directly with Solana (SOL)
• NFT Rewards: Receive unique NFTs as proof of support and potential future value
• Refund Protection: Automatic refunds for campaigns that don't meet funding goals

💻 Technical Stack

Frontend

• Next.js 15.2.3
• React 18.3.1
• Tailwind CSS
• Radix UI components
• React Hook Form with Zod validation

Blockchain Integration

• Solana blockchain
• Anchor framework
• Web3.js and @project-serum/anchor
• Wallet adapter for Phantom integration

Storage & Services

• Firebase for off-chain data
• IDR/SOL conversion rates

🔧 Smart Contract Architecture

The platform is powered by the gkescrow Solana program with key functions:

• initialize_campaign: Create new funding campaigns with NFT rewards
• fund_campaign: Process supporter contributions
• withdraw_funds: Allow creators to withdraw funds (with 2.5% platform fee)
• claim_refund: Enable refunds for failed campaigns

🛠️ Development Setup

1. Clone the repository

   git clone https://github.com/yourusername/gotong-karya.git
   cd gotong-karya

2. Install dependencies

   npm install

3. Run the development server

   npm run dev

   The application will be available at http://localhost:9002

🌐 Deployment

The application is configured for Solana devnet for development and testing purposes.