Ephoto
Ephoto is an image viewer and editor written using the Enlightenment Foundation Libraries (EFL). It focuses on simplicity and ease of use, while taking advantage of the speed and small footprint provided by EFL. Enlightenment was launched in the 1990s by Carsten "Rasterman" Haitzler as an easy to use Window Manager (WM) for X11. Since then it has expanded to include the one million lines of C code that form the Enlightenment Foundation Libraries (EFL) and a diverse set of applications. There's a vibrant and active community of developers and users who work on and use the code every day. Editing your images with features, such as cropping, auto enhance, blurring, sharpening, brightness/contrast/gamma adjustments, hue/saturation/value adjustments, and color level adjustment. Applying artistic filters to your images, such as black and white and old photo. Browsing the filesystem and displaying images in an easy to use grid view.
Learn more
PhotoViewerPro
True full-screen viewer with photo zoom support. Customizable image magnifier. Powerful image editing tools. Resize/resample, rotate/flip, crop, sharpen/blur, adjust lighting/colors/curves/levels, etc. Eleven re-sampling algorithms to choose from when resizing images. Image color effects, grayscale, sepia, negative, red/green/blue adjustment Image special effects. Annotation, drop shadow, framing, bump map, sketch, oil painting, lens. Draw texts, lines, highlights, rectangles, ovals, and callout objects on images. Clone stamp and healing brush. Superior red-eye effect removal/reduction with a completely natural-looking end result. Multi-level undo/redo capability. One-touch best fit/actual size image display support. Image management, including tagging capability, with drag-and-drop and copy-to/move-to folder support. Histogram display with a color counter feature. Compare images side-by-side (up to 4 at a time) to easily cull those forgettable shots. Image EXIF metadata support.
Learn more
VieasEx
VieasEx is an image viewer, converter, and retouching tool with a combination of two window forms. Image Preview is useful for editing and saving. It can be downloaded from the software page. Susie plug-ins are available to load other files or to extract from other archives. Undo, redo, select, paintbrush, correct brush, merge text, merge image, crop, resize, Expand canvas, rotation, mirror, flip, equalize, correct (histogram/gamma/brightness/contrast/highlight/shadow/color balance/hue/saturation), replace color, negative. Unsharp mask, blur, soft focus, denoise, effects (color filter/mosaic/diffuse/emboss/edge detection/posterization/oil painting) Other functions print, set wallpaper, count colors, copy/paste/delete file, launch the external tool. Key customization, multiple monitors support. Compression level, filter, interlace, gamma, transparent color, and comment. Open dialog box, file associations, send to menu, drag, and drop.
Learn more
Pixea
Pixea is an image viewer for macOS with a nice minimal modern user interface. Pixea works great with JPEG, HEIC, PSD, RAW, WEBP, PNG, GIF, and many other formats. Provides basic image processing, including flip and rotate, showing a color histogram, EXIF, and other information. Supports keyboard shortcuts and trackpad gestures. Shows images inside archives, without extracting them. Supports JPEG, HEIC, GIF, PNG, TIFF, Photoshop (PSD), BMP, fax images, macOS and Windows icons, radiance images, and Google's WebP. RAW formats Leica DNG and RAW, Sony ARW, Olympus ORF, Minolta MRW, Nikon NEF, Fuji RAF, Canon CR2 and CRW, Hasselblad 3FR. Sketch files (preview only) and ZIP archives. Export JPEG, JPEG-2000, PNG, TIFF, and BMP. Pixea supports animated GIF, PNG, and WebP images.
Learn more