This type of list has been around forever, and is often known as the "ten essentials". It includes everything that a responsibly equipped day hiker should have with them. Here are two gear lists that comprise what one traveler carries for solo hiking:
Although this page contains information about the gear you might use, it is important to remember that there are two other equally important legs of the tripod - wisdom and efficacy. In order to travel safely and effectively, you will need to develop those other aspects moreso than you need to acquire gear. There is a lot of information available in our Longhouse video series:
play_circle_outline Longhouse Series
Head knowledge is a start on wisdom, but it helps very little with efficacy. For that you need field time, which can be accelerated with classes from our recommended instructors.