Stable coins are just the name implies: they are cryptocurrencies with stability as their primary feature. They are pegged to the value of another asset and hold the same value with that asset through time. Stable coins can be pegged to any assets, commodities, a price index, a real asset, and even other cryptos. However, they are mostly pegged to fiat currencies like the USD or GBP etc. When a stable coin is pegged to the USD, one unit of that crypto should always be equal