0.01 ETH

Create a Mintable ERC-20 Token

A mintable token allows the contract owner to create (mint) new tokens after the initial deployment, increasing the total supply. Each mint event is recorded on-chain for full transparency. Minting is restricted to the owner address, ensuring that only authorized parties can increase supply.

How It Works

The mintable extension adds a `mint(address to, uint256 amount)` function to your token contract. This function is protected by the `onlyOwner` modifier, meaning only the contract owner can call it. When called, it creates new tokens and assigns them to the specified address, increasing the total supply.

Solidity Implementation

function mint(address to, uint256 amount) public onlyOwner {
    _mint(to, amount);
}

Use Cases

Staking Rewards

Mint new tokens as rewards for stakers who lock their tokens in your protocol.

Gradual Distribution

Distribute tokens over time rather than minting the entire supply at launch.

Governance Incentives

Reward active governance participants with newly minted tokens.

Fundraising Rounds

Mint tokens for new investment rounds without pre-allocating the entire supply.

Frequently Asked Questions

Can anyone mint tokens?

No. Only the contract owner can call the mint function. This is enforced at the smart contract level by the onlyOwner modifier from OpenZeppelin.

Is there a limit to how many tokens can be minted?

By default, there is no hard cap on mintable tokens. However, you can combine Mintable with the Max Supply Cap feature to set an immutable upper limit.

Can the minting capability be removed later?

If your contract is also Ownable, you can renounce ownership, which permanently disables minting since no address will have owner privileges.

Technical Details

OpenZeppelin Contract:ERC20 + custom mint function with Ownable modifier

Related Features

Create a Mintable Token

Deploy a secure, verified smart contract with the Mintable feature on Ethereum in minutes. No coding required.

Create a Mintable Token

All Features

0.01 ETH

Create a Mintable ERC-20 Token

How It Works

Solidity Implementation

function mint(address to, uint256 amount) public onlyOwner {
    _mint(to, amount);
}

Use Cases

Staking Rewards

Mint new tokens as rewards for stakers who lock their tokens in your protocol.

Gradual Distribution

Distribute tokens over time rather than minting the entire supply at launch.

Governance Incentives

Reward active governance participants with newly minted tokens.

Fundraising Rounds

Mint tokens for new investment rounds without pre-allocating the entire supply.

Frequently Asked Questions

Can anyone mint tokens?

No. Only the contract owner can call the mint function. This is enforced at the smart contract level by the onlyOwner modifier from OpenZeppelin.

Is there a limit to how many tokens can be minted?

By default, there is no hard cap on mintable tokens. However, you can combine Mintable with the Max Supply Cap feature to set an immutable upper limit.

Can the minting capability be removed later?

If your contract is also Ownable, you can renounce ownership, which permanently disables minting since no address will have owner privileges.

Technical Details

OpenZeppelin Contract:ERC20 + custom mint function with Ownable modifier

Related Features

Ownable

0.01 ETH

Max Supply Cap

0.005 ETH

Burnable

0.01 ETH

Create a Mintable Token

Deploy a secure, verified smart contract with the Mintable feature on Ethereum in minutes. No coding required.

Create a Mintable Token