Open Source Desktop Operating Systems Image Viewers

GraphicsMagick provides a set of commandline tools and programming APIs for manipulating, editing, and converting raster and vector images. It is derived from ImageMagick, with the objective of providing better stability and performance than ImageMagick while retaining the original MIT/X11 license.

gPhoto is a program and library framework that lets users download pictures from their digital cameras. The libgphoto2 library gives you access to hundreds of models of digital cameras on several platforms. GIT repo and Issue tracker lives at https://github.com/gphoto/ these days.

FastPhotoTagger tries to be the fastest way to set the metadata in your photos. Add, change, delete, and search the metadata fields of your choice. FastPhotoTagger excels when you have lots of files and lots of metadata. With FastPhotoTagger, you can - Set multiple images to have the same tags - Set individual images to have unique tags - Display all the metadata in an image - Compare and edit all the metadata in several images - Work with your favorite metadata fields: EXIF, XMP, IPTC, etc. - Define hierarchical keywords - View images and slideshows that display tags as captions - Create and search a metadata database FastPhotoTagger has versions for PC and Android. FastPhotoTagger uses ExifTool to read & write metadata, HyperSQL to manage its database, dcraw to display DNG & RAW, and ImageMagick to display TIFF. WEBP, & HEIC.

Tulip is an information visualization framework dedicated to the analysis and visualization of relational data. Tulip aims to provide the developer/user with a complete library/software, supporting the design of interactive information visualization

GLC_Player is a OpenGL Open Source 3D viewer used to view 3d models (COLLADA, 3DXML, OBJ 3DS STL OFF COFF Format) and to navigate easily in these models.

BDReader is intended to be a comfortable comics reader. As a main feature, BDReader includes an auto panels detection on comics pages. It allows you to display the panels (or squares) of a comic page individually, in the reading order. It also offers a Preview page option, allowing you to preview each page before reading into details the different panels of the page as well as a page thumbnails view. BDReader supports classic comic book formats: CBR, CBZ, PDF (...) as well as images archives and image folders. If you like reading comics on your computer and are fed up with zooming/dezooming all time to have the right reading size, give it a try ! For a quick try: -Download and install BDReader -Launch BDReader and Open a comic file (pdf, cbr, cbz ...) -Switch to Panel mode (Navigation->Panel mode or press c) -Navigate through your comic using the left and right arrows or your mouse wheel See the Wiki for more information (any feedback appreciated)

Open-source and cross-platform picture manager and organizer with complete meta information support: add, edit, search and remove XMP, IPTC, EXIF and JPEG Comment. It also offers batch conversion/renaming of images and lossless rotation and cropping.

A library and reference application for viewing and analysing raster and vector geospatial data.

This is a PDF reader for the Be Operating System (BeOS). BePDF is based on xpdf 3.0. It handles PDF files up to PDF version 1.5 (Acrobat Reader 6.0).

Opens/saves TIF, FITS, PNG, XISF, PXM, RAW, JPG, XCF, PSD, WEBP. AsinH, Sqrt, Ln, Exp and Sqr stretching, HSL and RGB adjusting, Levels and Curves adjusting and Background Extraction for Color Balance, Flatness and Gradient Correction. Arithmetic between images. Resizing and croping. Color Balance based on background, selection or stars B-V (after platesolving). Debayering/Bayering. Inversion, mirroring, rotation, barrel/pincushion correction. RGB alignment/shifting. Erode, Dilate, ... Blurring (bilateral, threshold and chroma/luma). Unsharp Masking, Laplacian. Masked Undo. Curve Undo, LCE. CLAHE. SCNR. Wavelets decomposing and denoising. Lucy-Richardson and Wiener deconvolution. FFT contrasting/denoising. Uses Astrometry.net to platesolve images. Includes Bright Star Catalogue up to mag. 5 and Tycho 2 Catalogue up to mag. 12 allowing for Star B-V color data for color balancing plate solved images. Interfaces with ASCOM, G'MIC and Starnet++. Macros. EAA. Win>=7 and Linux+Wine>=7.

LinPHA is an easy to use, multilingual, flexible photo/image archive/album/gallery written in PHP. It uses a SQL database to store information about your pictures. It comes with a HTML based installer, so you don't need experience in setting up SQL

Opcion Font Viewer is a Java based font viewer that allows you to view (un)installed TrueType fonts one or many at a time. Opcion Font Viewer allows you to select and save your favourite fonts, apply font styles, and set your own sample/preview text.

Simple model viewer for obj format.

The Java Picture Organizer application lets users build collections of digital images.

darknocK detects edges in images. It is using Artificial Neural Networks to enchance the results of standard algorithms.

ANSiMat is a graphical viewer of ANSI art files. It can also be used to convert ANSI (or plain ASCII) files into regular (BMP, TGA, PCX...) graphic files, or into animations (FLC). Altough not initially designed for this, ANSiMat can be successfully used as an ASCII art viewer, or even simple text files viewer. ANSiMat is available for Linux, Windows and DOS. ANSiMat supports also modem emulation speed, therefore it can be used to display ANSI animations.

Star Trek 24/7: LCARS (Starfleet) GUI, full-screen alarm clock & calendar, games, utilities, sims, maps, graphical LCARS library, file manager, viewers, players, animation. Requires a HighColor/TrueColor DOS-based laptop w/ std. graphics & sound cards.

DuMP3 is a duplicate and similar file finder. It finds exact duplicate binaries by hash, similar text files by substring content, images (JPG, BMP, GIF, PNG, etc) by color and audio files (MP3, WAV, OGG, etc) by wave data. Future: fonts, video.

Viewstl is an open source way to view Stereo Lithography Files as shaded on-screen images. Ascii STL files and dynamic rotation, scaling, and panning are currently supported. Written in C using OpenGL, GLU and GLUT.

Java3D 3DS FileLoader for platforms supporting JDK1.4 and Java 3D Highly functional, multiplatform 3DS File format loader Supports: Heirarchical animation Cameras Point Lights Directional Lights Textures Smooth Groups and other features

WACS is a tool for building Adult Web Sites; equally suitable for managing a private collection or building a commercial site. It has many powerful features including dynamic filtering, model catalogs, automatic download and powerful search engine.

VocalEasel is a simple lead sheet editor and music rehearsal tool designed for the needs of Jazz vocalists, using LilyPond to produce printable lead sheets and MMA (Musical Midi Accompaniment) to produce MIDI accompaniments.

Rapid Rendering of SVG files to screen or to other more conventional filetypes, such as JPEG and PNG.

Galaxy Explorer is an exciting original variant of the fabulous Galaxy Play-by-Email game. This project is dedicated to the further development and extension of this mature program.

XImaging is a lightweight, multi-threaded image browser and viewer for Unix - X/Motif, with basic file management functionality. Documentation and more on the project homepage: http://fastestcode.org/ximaging.html