Laravel is the first framework on the list, and has a pretty impressive resume. They're used by The New York Times, Disney, WWE, Twitch, Warner Brothers and more. Their features encourage clean code, and they posess a vast list of options with how you write your code. They're also highly recommended by thousands of developers, listed at the bottom of the page.
Symfony is a similar framework with a list of 50 standalone components that you can use for Applications. They have a long list of services, and offer certifications and training for their product.
CodeIgniter prides itself on being the kind of framework that is short and sweet, only a 1.1MB download, and having high performance, security, good documentation and little to no complexity or configuration needed. They are also open source, featuring a full github page, with a 4.5 star out of 5 rating on said page.
In Summary, there are many options for PHP frameworks. One may choose to go full-bore by picking industry standards like Laravel, which is trusted by large corporations, or develop using smaller frameworks like Symfony or CodeIgniter. No matter what is chosen, any of these frameworks make for better code!