Fair launch mechanism across different chains starting with Solana

A Solana smart contract implementing customizable bonding curves with fee distribution and liquidity management capabilities.

Overview

This smart contract implements an launchpad using bonding curves. It supports multiple curve types, fee collection and distribution, and liquidity management features.

-> Fair launch mechanism with fully customizable business logic

Features

Bonding Curve Types

• Linear Curve: Price increases linearly with supply
• Quadratic Curve: Price increases quadratically with supply

Core Functionality

1. Buy Tokens

   • Calculate token price based on selected curve type
   • Apply fees
   • Update reserves and supply
   • Distribute fees to configured recipients

2. Sell Tokens

   • Calculate token value based on selected curve type
   • Apply fees
   • Update reserves and supply
   • Distribute fees to configured recipients

3. Liquidity Management

   • Add liquidity with configurable lock periods
   • Remove liquidity after lock period expires

Fee Management

• Configurable fee percentage (basis points)
• Multiple fee recipients with customizable share ratios
• Claimable accumulated fees for recipients

Governance

How to test

1. Install

yarn install

2. Add your private key in the config folder

2.1 Signer on ~/.config/solana/id.json (default signer for anchor config)

2.2 Fee Recipient on ~/.config/solana/id2.json and ~/.config/solana/id3.json

3. Run script to create token

Noted: Fill the SIGNER_PRIVATE_KEY and USER_PRIVATE_KEY in the .env file

yarn create-token

Result

Mint: 3YChZhQqYpriRAiNunKLRxF5jnTuj97RE4SHBBHNAJsu
ATA: 5ZoKnNrLwDw5FSgjuA7S7uSEsYPDHrhPzQ7bUTZxdtSa

4. Run tests

Noted: Replace your mint account in the tests/bonding-curve.ts file

const mint = new PublicKey("3YChZhQqYpriRAiNunKLRxF5jnTuj97RE4SHBBHNAJsu");

Run test

anchor test