There are several cryptocurrencies in the market that employ a hard peg, aiming to maintain a fixed value relative to a specific asset or currency. Here are some notable examples:

1. Tether (USDT): Tether is a widely recognized stablecoin that is pegged to the US dollar. Each USDT token is backed by a corresponding US dollar held in reserves, ensuring a 1:1 value ratio.

2. USD Coin (USDC): USDC is another stablecoin that operates on a hard peg to the US dollar. It is regulated and audited, with each USDC token backed by an equivalent US dollar.

3. Dai (DAI): DAI is a decentralized stablecoin built on the Ethereum blockchain. It is soft-pegged to the US dollar and maintained through a combination of smart contracts and collateralization using Ethereum-based assets.

4. Binance USD (BUSD): BUSD is a stablecoin created by Binance, one of the largest cryptocurrency exchanges. It is backed by a reserve of US dollars and maintains a 1:1 peg to the US dollar.

5. Paxos Standard (PAX): PAX is a regulated stablecoin that operates on a hard peg to the US dollar. Each PAX token is backed by an equivalent amount of US dollars held in reserve accounts.

These examples demonstrate how cryptocurrencies with a hard peg provide users with stability and a reliable value representation of an underlying asset or currency, making them useful for various applications such as remittances, trading, and decentralized finance (DeFi).

Cryptocurrencies with a hard peg are designed to maintain a stable value by being tied to a specific asset, usually a fiat currency like the US dollar. Examples include:

1. Tether (USDT): Pegged 1:1 with the US dollar, Tether aims to provide stability and is widely used for trading and transactions.
2. USD Coin (USDC): Another dollar-pegged stablecoin, USDC is backed by fully reserved assets and regularly audited.
3. TrueUSD (TUSD): Similar to USDT and USDC, TUSD maintains a 1:1 peg with the US dollar, offering transparency and regulatory compliance.
4. Dai (DAI): Pegged to the US dollar but unique in being decentralized and backed by cryptocurrency collateral rather than fiat reserves.

These hard-pegged cryptocurrencies are essential for minimizing volatility in the crypto market.