What is Turbo Vision?
Turbo Vision is a C++ library created to help programmers build text-based user interfaces with windows, buttons, menus, and other interactive elements. Before graphical interfaces became common, this library allowed developers to create professional-looking applications that worked within the limitations of text-mode displays. It was particularly popular among DOS users during the late 1980s and 1990s.
Development by Borland
Borland International, a major software development company, released Turbo Vision as part of their Turbo C++ product line. The company was known for creating powerful programming tools and compilers. Turbo Vision became a standard tool for developers who wanted to create sophisticated text-based applications without building everything from scratch.
Impact and Legacy
Turbo Vision was widely used throughout the 1990s and influenced how developers thought about creating user interfaces in text mode. Many popular DOS applications used Turbo Vision. While graphical interfaces eventually replaced text-based systems, Turbo Vision remains historically important as an example of well-designed developer tools.
Open Source Release
In the 2000s, Borland released Turbo Vision as open source software, allowing developers to continue using and modifying the library even after the original commercial product was discontinued. This ensured the library remained available for retro computing enthusiasts and developers working with legacy systems. 
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