OpenSocial AppStore

OpenSocial AppStore is a decentralized application marketplace built on blockchain technology. It enables developers to publish, manage and monetize their applications while allowing users to discover and purchase apps in a secure and transparent way.

Features

• App Management

  • Submit new applications with implementation contracts
  • Update existing applications
  • Set and modify app pricing
  • Support multiple payment tokens

• User Interaction

  • Purchase apps using native tokens or ERC20 tokens
  • Access purchased apps through proxy contracts
  • Purchase apps for community handles

• Administration

  • App auditing and listing control
  • Service fee rate management
  • Token whitelist management
  • Emergency pause/resume functionality

• Role-Based Access Control

  • DEFAULT_ADMIN_ROLE: Platform administrator with full access control
  • ADMIN_ROLE: Manages app auditing, listing control, and platform settings
    • App auditing and listing approval
    • Service fee rate management
    • Token whitelist management
    • Emergency pause/resume control
  • CASHIER_ROLE: Handles platform's financial operations
    • Withdraw platform fees and revenues
    • Manage token payments

Technical Highlights

• Built with Solidity 0.8.20
• Implements upgradeable contracts pattern
• Uses ERC1155 token standard for app ownership
• Proxy pattern for app deployment and upgrades
• Role-based access control
• Integration with OpenSocial core protocol

Architecture

• AppStore Contract: Main contract handling app submissions, purchases, and management
• AppProxy: Proxy contract for each deployed application
• Access Control: Admin and cashier roles for platform management
• Payment System: Support for native and ERC20 token payments

Security Features

• Role-based permission system
• Upgradeable contract architecture
• Pausable applications
• Whitelist system for payment tokens
• Audit process for new applications