OAX is an ERC20 token developed to fuel an open-source decentralized exchange platform “openANX” which provides an aggregated order book to increase liquidity; holds collateral for asset gateways to reduce credit risk; and features an off-chain, predetermined dispute resolution system governed by the Decentralized Autonomous Organization(DAO) to maximize consumer protection.
The SALT platform is meant to facilitate getting a loan, where the company holds your cryptocoins as collateral while you don't pay back the loan.