Blender Market - Quake Handheld Camera: There is no need to use motion tracking for creating realistic camera motion or hand-held effects for your angle shots. No more curve nonsense. This addon does all that for you with only one click; it's entirely procedural.
Quake Handheld Camera
This was designed to work with Blender 2.93 and up. However, it works on Blender 2.80. however, it is not recommended due to the many API changes and features. It comes as part of Blender's Quake Addons, Quake Motion Camera, with additional options like camera shake camera tools and more.