When you say "GPP", you basically mean cardio/conditioning. So, yeah, there are tons of things you can do with light dumbbells, bands, a pull-up bar, and your bodyweight.
Complexes are one way to get cardio session with lighter weights. This is one "GPP" plan than just uses bodyweight exercise and a pull-up bar. This is another article with some ideas you should be able to use if you make good exercise substitutions where needed.