Yes, Figma is a great alternative to Photoshop for designing website mockups. Figma is a cloud-based design tool that allows designers to create and collaborate on designs in real-time. It offers a range of features and functionalities that make it an excellent choice for designing website mockups.

Here are some reasons why Figma is a good alternative to Photoshop for designing website mockups:

1. Collaboration: Figma allows multiple team members to work on the same design in real-time, which can improve collaboration and productivity.
2. Vector-based graphics: Figma uses vector-based graphics, which means that designs can be scaled to any size without losing quality.
3. Responsive design: Figma makes it easy to design responsive websites by allowing designers to create multiple design frames for different screen sizes.
4. Prototyping: Figma includes built-in prototyping features that allow designers to create interactive prototypes and test their designs with users.
5. Web-based: Figma is web-based, which means that designers can access their designs from anywhere with an internet connection, making it convenient for remote work.
6. Version control: Figma has built-in version control features, which allows designers to revert to earlier versions of their designs if necessary.
7. Integration: Figma integrates with other design tools, such as Sketch, as well as development tools like GitHub, making it easy to collaborate with developers.

While Photoshop is a powerful tool for designing website mockups, it can be expensive and time-consuming to use. Figma offers a more affordable and streamlined alternative that is specifically designed for web and UX/UI design.