The four boundless qualities or the four immeasurables in Buddhism are related to four capacities that can be developed for greater joy, connection, peace, and love. The Buddha taught meditation practices that we can use to develop these innate qualities.
Namchak Community Blog
The Four Immeasurables, also called the Four Boundless Qualities, and the Four Brahmaviharas are the Buddhist virtues of Equanimity, Loving Kindness, Compassion, and Sympathetic Joy.
On the Buddhist path, Calm Abiding serves as the foundation for all other practices. It is a technique used to develop our power of attention and bring our coarse and subtle thoughts to a restful state. In other words, it is resting or abiding in that peaceful state.
The Mahayana Path of Buddhism, where we at Namchak find our roots, focuses upon the Six Perfections also known as the Six Paramitas.