LeanDomainSearch is an online tool designed to help users find available domain names quickly and efficiently. By entering a keyword, users can generate a list of potential domain names that incorporate that keyword, making it easier to brainstorm ideas for websites or businesses. The platform also allows users to filter results based on various criteria, such as domain extension and length. This feature helps streamline the search process, ensuring that users can find a suitable domain that aligns with their brand or project needs without unnecessary hassle.