Is there any analogs of registry optimizer software but for Linux? For example, vim on my system has 4 .vimconfig files and I would like to scan my system for

Is there any analogs of registry optimizer software but for Linux? For example, vim on my system has 4 .vimconfig files and I would like to scan my system for double entries, entries which never run, "extended" (well-hidden in reality) options of some programs, easy autostart config and similar tuning of all config files scattrered across the system including /proc .