Visual or special effects are intended to heighten the realism or visual excitement of the film. They can be added either during filming, or afterward during the production process. Some examples include fake weather, explosions, and computer renderings of backgrounds.
This category contains informational sites discussing the theory and practice of using visual effects in filmmaking.

Sites focusing on Computer Graphics/3D Animations should be submitted to a subcategory of Arts/Visual_Arts/Computer_Graphics/3D.
Commercial visual effects services should be submitted to Business: Arts and Entertainment: Media Production: Post Production: Visual Effects.