Reserve Rights is an Ethereum-based stable token that is built on the Reserve Protocol. Reserve token will be initially backed by several other collateral tokens that are each tokenized versions of the US Dollar. The project has plans to transition to a collateral model that will not be pegged to the US Dollar.

The Maker token (MKR) is the MakerDAO native token. It acts as a utility token, governance token and a recapitalization tool for the MakerDAO platform, which manages the DAI stablecoin. MKR is used as part of the stabilizing mechanism that is in place to combat the price volatility of the DAI stablecoin.
DAI is pegged to the US dollar and has collateral in place to ensure stability. The MKR token is used is to pay for the "collateralized debt positions" (CDPs) that have been used to generate DAI. After this MKR is used, it is removed from the supply. MKR holders also contribute to the governance of the MakerDAO and vote on crucial issues related to the direction of the DAI stablecoin.

PAX Gold is stablecoin backed by gold. Each PAX Gold token is backed by one troy ounce (t oz) of a 400 oz London Good Delivery gold bar that is stored in a physical vault. PAXG holders own the underlying physical gold that is held in custody by the Paxos Trust Company, which is a regulated financial institution. Paxos specializes in providing custody and infrastructure solutions that enable movement between physical and digital assets.