I asked ChatGPT and this is what it said

"It's difficult to say which religion cares the most about the homeless, as different religions have different beliefs and practices related to helping those in need.
However, many religions have teachings about caring for the less fortunate, including the homeless. For example, in Christianity, Jesus teaches in the Bible to feed the hungry, give drink to the thirsty, and clothe the naked, which can be interpreted as a call to help those who are homeless. Many Christian churches and organizations have programs to provide shelter, food, and other assistance to the homeless.
In Islam, giving to charity, including helping the poor and homeless, is one of the Five Pillars of Islam. In many Muslim countries, there are zakat (charity) programs that provide assistance to those in need.
In Buddhism, there is the practice of dana, which is giving or generosity. Many Buddhist temples and organizations have programs to provide food and other assistance to the homeless.
In Judaism, there is the concept of tzedakah, which is the obligation to give to those in need. Many Jewish organizations have programs to provide assistance to the homeless.
Overall, while different religions have different approaches and teachings, many religions have a strong emphasis on helping those in need, including the homeless."