Graphic Subsystems Toolkits

• FLTK
• Gtk
• Motif
• Qt
• wxWidgets

• AedGUI  - Cross-platform C++ GUI library. Includes download, mailing lists and forums.
• Droplets  - Software platform for building applications. Includes information on product license and technical support.
• EasyGUI  - Supports microprocessors, monochrome, compilers and grayscale. Assists in creating LCD graphical user interfaces for embedded systems.
• FOX Toolkit  - C++ based toolkit for developing GUI. Provides installation instruction, download and FAQs.
• GLO  - Platform GUI library developed for games. Includes download, list of features and sample screenshots of the application.
• GNUstep  - Desktop application development cross-platform framework. Contains download, news and brief overview.
• GraphApp  - Cross-platform graphics library written in C programming language, distributed under App software license. Plus download, manual and tutorial.
• GUI Library Technical Information  - PEG library, designed for embedded systems. Includes overview, features and FAQs.
• JX Application Framework  - C++ application framework and support standard widgets in graphical environment. Includes list of features and download.
• LessTif  - The Hungary Programmer's version of OSF/Motif. Free software licensed under the GNU Library.
• LGI  - GUI framework, handles graphical interface functions and network connectivity. Contains download, history and list of features.
• LibUFO  - C++ core library, used as OpenGL GUI toolkit. Includes application sample screenshots, download and FAQs.
• Libuta  - C++ GUI library which uses SDL as output layer, licensed under GNU LGPL.
• LiteClue Widget  - Bubble help X widget, designed to permit display of internationalized text.
• Object Central: V  - Cross-platform C++ GUI framework, supports OpenGL. Provides download, testimonials and users' guide.
• ParaGUI  - Cross-platform application framework and GUI library, published under LGPL. Includes forum, downloads and FAQs.
• SansGUI Modeling and Simulation Environment  - Framework for modeling physical or abstract systems. Includes list of features with benefits and sample screenshots of application.
• Sjgui  - GUI framework for interactive OpenGL applications. With list of features and source code information.
• SmartWin  - C++ GUI and SOAP library for Windows applications development. Contains FAQs, tutorials and forum.
• TOAD C++ GUI Library  - Windows system toolkit, developed since 1995. Includes download, dialog editor and list of features.
• Visual Component Framework  - C++ application framework, designed to be cross-platform. Contains FoundationKit, GraphicsKit and ApplicationKit libraries.
• Windows++ Code Library  - Lightweight C++ application framework, supports Borland and Microsoft compilers.
• Ygl  - Emulates SGI's GL routines under X11, distributed under GNU LGPL. Supports doublebuffering via XServer extensions.