Image Editors

Paint.NET
Free
A free image and photo editing software for PCs.
GIMP
Free (Open Source)
Create and alter photos and graphics manually or via scripting.
Photoline
Free Trial
A professional image editor which offers creatives a mostly non-destructive workflow.
Image Resizer
Free
Lets you resize images by right-clicking.
Light Image Resizer
Free
Right click to easily resize pictures.
Upscayl
Free
Free and Open Source AI Image Upscaler.
ON1 Photo RAW
Free Trial
PhotoScape
Free
PhotoScape is a fun and easy photo editing software that enables you to fix and enhance photos.
Darktable
Free
An open source photography workflow application and raw developer.
Image Tuner
Free Trial
A compact and efficient tool for mass image resizing, renaming and conversion.
ImageMagick
Free
A software suite to create, edit, compose, or convert bitmap images.
DMesh
Free
Turns images into techy artwork.
LightZone
Free
Open-source digital darkroom software.
RIOT
Free
A free image optimizer that will let you to visually adjust compression parameters while keeping minimum filesize.
Bzzt! Image Editor
Free
Compress, rotate, resize and convert images in bulk from an easy drag-and-drop interface.
Caesium Image Compressor
Free
Compress your pictures up to 90% without visible quality loss.
PhotoSpills
Free
Creates eye-catching collages with your photos.
Picosmos Tools
Free
Integrates viewer, editor, effect, batch, combine and split functions into one set.
Pinta
Free (Open Source)
A free, open source program for drawing and image editing.
Affinity
Free
An award-winning integrated graphic design, photo-editing and publishing solution.