Abdou Bouam

Grungit is a Blender addon that adds wear and tear to models with a single click. It produces high-quality edge wear, grunge, and dirt, and stays fully controllable from subtle imperfections to heavy damage.

Uber Compositor is a Blender add-on that applies common image effects to renders, including vignetting, lens dirt, film grain, glare and bloom, exposure and color temperature, with resolution-independent bloom and glare.