The best alternatives to Jawa are PC Builder, BuildMyPC, and Choose My PC. If these 3 options don't work for you, we've listed a few more alternatives below.
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PC Builder is a website which helps people build a list of compatible PC parts without getting into any compatibility issues. The website is created by keeping beginners in mind, and the main goal of this website is to make compatibility easy for everyone.
BuildMyPc is a free PC part picker website that helps you to build custom PC according to your requirement. We have divided the components into various categories so that you won't miss any components while building your high-end PC.
Pcbuilderpro.com is a free website that helps you build your own custom PC by picking up different parts. When building a PC, it is very important to know what types of components and hardware you should use.