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Category: Graphics

HDR

SimpleImageViewer – high-performance image viewer

July 30, 2026 Steve Emms Graphics, GUI

SimpleImageViewer is a high-performance image viewer designed for rapidly browsing large photo and image collections.

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Image Processing

CImg – lightweight C++ toolkit

July 29, 2026 Steve Emms Graphics, Programming

CImg is a lightweight C++ toolkit for developing image-processing applications.

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astronaut

13 Best Free and Open Source Animation Tools

July 29, 2026 Steve Emms Graphics, Roundup

There is a huge range of open source software available to create, modify and convert 2D and 3D computer graphics. In the field of animation, we make these recommendations.

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Manage creative assets

OpenImageIO – image processing

July 29, 2026 Steve Emms Graphics

OpenImageIO is a library and collection of utilities for reading, writing and processing image files.

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Flickr

8 Best Free and Open Source Linux Flickr Tools

July 28, 2026 Steve Emms Graphics, Internet, Roundup

This article focuses on selecting the best small Linux utilities that support Flickr integration. These tools help users to edit, tag, download and upload images to and from a Linux computer and the Flickr service.

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GUI Prototyping

6 Best Free and Open Source GUI Prototyping Tools

July 28, 2026 Steve Emms Graphics, Programming, Roundup

Whether it is by pure experimentation or transforming a vision into something tangible, prototypes help assist in testing and building while preserving overall design consistency.

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Animation

Eagle Animation – stop-motion animation application

July 28, 2026 Steve Emms Graphics, GUI

Eagle Animation is a stop-motion animation application for capturing, arranging and exporting image sequences.

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Flickr

gallery-dl – download image galleries and collections

July 28, 2026 Steve Emms CLI, Graphics, Internet

gallery-dl is a command-line utility for downloading image galleries and collections from a wide range of websites.

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Flickr

Rodeo – command-line utility for uploading images to Flickr

July 27, 2026 Steve Emms CLI, Graphics

Rodeo is a command-line utility for uploading images to Flickr. It can apply keyword-based rules during an upload and more.

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Famous Landmarks

Save Time and Effort with these Excellent Free and Open Source Batch Image Processors

July 22, 2026 Steve Emms Graphics, Roundup, Utilities

Batch image processors are often underrated and don’t get the attention they deserve. Here’s our verdict.

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Famous Landmarks

Imagine Plus – desktop image optimisation utility

July 21, 2026 Steve Emms Graphics, GUI

Imagine Plus is a desktop image optimisation utility for compressing, converting and resizing images.

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7 Best Free and Open Source Photo Geotagging Tools

July 18, 2026 Steve Emms Graphics, Roundup

This article picks the finest photo geotagging tools. All of the software featured are free and open source goodness.

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Vector graphics

OpenPencil – design editor

July 15, 2026 Steve Emms Graphics, GUI, Web Apps

OpenPencil is a design editor that opens and writes Figma .fig files and Pencil .pen documents.

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3D Rendering

14 Best Free and Open Source Linux Renderers

July 14, 2026 Steve Emms Graphics, Roundup

We recommend awesome free and open source software for rendering.

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OCR Tools

OCR4Linux – text extraction tool

July 14, 2026 Steve Emms Documents, Graphics

OCR4Linux is a text extraction tool that captures a selected screen area, performs OCR, and copies the extracted text to the clipboard.

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OCR Tools

Mark Shot – screenshot and annotation tool

July 14, 2026 Steve Emms CLI, Documents, Graphics, GUI

Mark Shot is a high-performance screenshot and annotation tool built with Qt 6. It supports Linux desktops running Wayland or X11.

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Small Image Tools

15 Small Image Tools that Pack a Real Punch

July 13, 2026 Steve Emms Graphics, Roundup, Utilities

Linux offers a vast collection of open source small utilities that perform functions ranging from the obvious to the bizarre.

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Photo Metadata

truss – image transformation toolkit

July 12, 2026 Steve Emms CLI, Graphics, Web Apps

truss is an image transformation toolkit with a shared Rust core powering a command-line interface, HTTP server, and browser-based.

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Photo Metadata

slimg – fast image optimization tool

July 12, 2026 Steve Emms CLI, Graphics, GUI

slimg is a fast image optimization tool. It can convert, compress, resize, crop, and extend images using modern codecs.

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3D Rendering

MoonRay – production path-tracing renderer

July 11, 2026 Steve Emms Graphics

MoonRay is a production path-tracing renderer designed for creating images for animation, visual effects, and other rendering workloads.

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