Our vegetarian diet presents no religious challenges, so everyone can be here. Each of us, in whatever religious context we live our lives, is trying to wake up. Practicing mindfulness - we can do it together. The maps in this article and in my book are definitely Buddhist maps. They are clear and useful and nonparochial.
Truth is truth.
Mind-tangles and suffering are universal, and the desire for happiness and the end of suffering is also universal. The principal map of the Buddha used for teaching about the journey to happiness is called the Four Noble Truths. Life is difficult. Life is mysterious. Regardless of our planning, it is essentially unpredictable.