Here's a llama.cpp CLI Command builder.

No accounts or sign up. No email requirements. No pop-ups and no cookies. No ads. Info is saved locally in your browser so you dont lose any progress. Its got every single flag and argument that could be found in the documentation. Tool tips are added to everything. Every field is editable. Once you build the CLI or server command you can add your run info and add the run to the log and track which configuration works best for your hardware.