Well, there’s not a single website where you can find software testing projects. There are now a huge number of website where you can find software testing projects. Here I have some websites which will be more useful in point of learning and gaining.
Being a freelancer it’s quite tough to set up infrastructure to perform Cross-browser Testing. For these kinds of testing they can use LambdaTest as with this they can test over 1400+ browsers and OS combinations. They even offer a minimum pricing for freelancer’s.