A Small ReShade for Gunman Chronicles.
Add: FXAA - SMAA - Color Grading - HDR - Film Grain
1/ You need the lastest ReShade available here : Reshade.me
2 / Install ReShade for Gunman Chronicles with OpenGl
3/ Delete "reshade-shaders" folder and past the content of the GunmanChronicles_ReShade.zip in game folder
Optionnal (better textures): Moddb.com