Which crypto exchanges offer no-fee options?

In the ever-evolving landscape of cryptocurrency, investors and traders are constantly seeking ways to optimize their portfolios and minimize costs. One such cost-saving measure that has garnered significant attention is the availability of no-fee trading options on crypto exchanges. However, with the plethora of platforms available, it can be daunting to determine which exchanges offer these coveted zero-fee trading services. Therefore, I would like to inquire: Which crypto exchanges are currently offering no-fee options for their users? Are these offers limited to specific cryptocurrencies or are they applicable across the board? Furthermore, are there any caveats or conditions attached to these no-fee trading opportunities that investors should be aware of? Understanding these details would greatly assist in making informed decisions regarding which exchange to utilize for one's crypto trading needs.