Pinegrow is an advanced web editor that has support for WordPress. While it has a visual UI, it is best seen as a code-first option. You can use Pinegrow to create custom themes, Gutenberg blocks, and web components. The WordPress support means that you can edit WordPress theme PHP templates and consequently integrate custom field plugins like ACF.
Pinegrow is a desktop program that runs on Windows or Mac. There is a full version and also a version that installs as a WordPress plugin.