Open Source Solid Modeling CAD
BRL-CAD is a powerful cross-platform constructive solid geometry solid modeling system that includes an interactive geometry editor, ray-tracing for rendering & geometric analyses, network distributed framebuffer support, image & signal-processing tools.
An easy to use Java program that allows you to digitize data points off of scanned plots, scaled drawings, or orthographic photographs. Includes an automatic digitization feature that can automatically digitize many types of functional data.
A full featured cross-platform image library
Developer's Image Library (DevIL) is a cross-platform image library utilizing a simple syntax to load, save, convert, manipulate, filter and display a variety of images with ease.
pngcrush and other tools for manipulating PNG (Portable Network Graphics) and MNG (Multiple-image Network Graphics) files.
a medical image conversion utility & library; hereby hoping to lower at least one barrier in medical research projects.
pfstools - a set of programs for reading, writing, manipulating and viewing high-dynamic range (HDR) images and video frames. pfscalibration - photometric calibration of cameras and HDR images from multiple exposures. pfstmo - tone mapping operators.
Software for library for manipulating MacOS X .icns icon format. Currently provides support for reading and writing icns files in most sizes. Also provides three utilities for manipulating files in the .icns format: icns2png icontainer2icns icnsutil
A library for import of WordPerfect Graphics images.
libwpg is a library for importing and converting Corel WordPerfect(tm) Graphics images.
Tools to process and visualize scientific data and images
Teem is a set of ANSI C libraries for manipulation, measurement, and visualization of structured scientific data. Includes N-dimensional image I/O and processing, volume rendering, diffusion tensor processing, ray tracing, PostScript rendering, and more.
Xj3D is an open-source Java codebase for the X3D Graphics standard.
Xj3D is a project of the Web3D Consortium focused on creating a toolkit for VRML97 and X3D content written completely in Java. Xj3D has been produced and is maintained by Web3D Consortium members. Current status: active development with frequent updates. We have successfully ported the full codebase and history from the previous site to Sourceforge and are now following the Xj3D Evolution strategy. All open-source contributions are welcome. Further details are available at https://savage.nps.edu/Savage/developers.html#Xj3D
Glide Wrapper, primarily DirectX9 based, intended to exploit pixel shaders, and supporting 3D montors
A library of POV-Ray definitions of LDraw parts to be used in conjunction with L3P and POV-Ray
PascalType is a library which is meant for reading (and writing) true type and open font files.
wxArt2D gives wxWindows applications sophisticated vector drawing functionality. It is based on a framework supporting multiple views within a hierarchical document. Supports drawing & (Graph) editing. In-output in SVG, GDSII, XML, easy to extend.