Google has announced that from today, its Nik Collection of desktop image processing plug-ins is now available to download for free. It was previously a paid-for product. The suite consists of Analog Efex Pro, Color Efex Pro, Silver Efex Pro, Viveza, HDR Efex Pro, Sharpener Pro and Dfine. If you have purchased the Nik Collection in 2016, Google will process a full refund in due course.

The Nik Collection is available for Mac or Windows and will work within Lightroom, Photoshop, Aperture and Photoshop Elements.