It's a very Remnant-centric list today, but when it comes to clarity of purpose and sheer honesty, only AKA Catholic matches The Remnant, especially with regard to Church matters. It's therefore easy to get drawn towards reading more of their articles once one has landed on their site.
OnePeter5 and LifesiteNews also get honourable mention with regards to the qualities in question, but they are less likely to trace the root of the problems over a longer time.