FreeImage is a library project for developers who would like to support popular graphics image formats (PNG, JPEG, TIFF, BMP and others). Some highlights are: extremely simple in use, not limited to the local PC (unique FreeImageIO) and Plugin driven!
GLScene Engine for Delphi & C++Builder VCL Windows 32/64
GLScene is an OpenGL based 3D library for Delphi, C++Builder and Lazarus. It provides visual components and objects allowing description and rendering 3D scenes in graphic applications. Update of newer versions of the trunk has been moved to https://github.com/glscene
Geodesy based library (geodetic and geocentric functions)
geoStarsLib has functions for dealing with many geodesy-based problems found in positioning, pointing, and surveying situations. It is useful to determine absolute position on the earth, pointing vectors, coordinate transformations, and other functions.
UDAV is program for data arrays visualization based on MathGL library. It support wide spectrum of graphics, simple script language and visual data handling and editing.
PEACH provides C++ functions for programming experiments in visual psychophysics. PEACH contains an extensive collection of visual primitives as well as a set of experimental functions, which allow to code a complicated experiment in a few dozen lines.
This project is no longer active!
A visual modelling tool for embedded software systems, e.g. for automotive applications. Main features include: hierarchical design of system functions, mapping to ECUs, fault analysis. Written in C++ on Windows.
Charts Library and Visual Environment.
Free software for scientific and business charts generation. Converts data flows into well-designed images. Suitable for web, reports, presentations and applications development. Based on its own CHD format.