XnConvert is a fast, powerful and free cross-platform batch image converter, It allows to automate editing for your massive photo collections, you can rotate, convert and compress your different images, photos and pictures easily, and apply over 80 actions (like resize, crop, color adjustements, filter, ...). All common picture and graphics formats are supported (JPEG, TIFF, PNG, GIF, WEBP, PSD, JPEG2000, OpenEXR, camera RAW, HEIC, PDF, DNG, CR2). You can save and re-use your presets for another batch image convert

Extensive Toolset
Combine and choose between more than 80 different operations including:
Metadata Editing.
Transforms: Rotate, Crop, Resize, ...
Adjustments: Brightness, Contrast, Saturation, ...
Filters: Blur, Emboss, Sharpen, ...
Effects: Masking, Watermark, Vignetting, ...
Watch folders for new or updated images and automatically apply a custom set of edits.

Requires macOS 10.13 or later

Homepage

https://www.xnview.com/en/xnconvert/