1L is environment including IDE, form builder, interpreter and debuger (like 1C:Enterprise v7.7 http://www.1c.ru/eng/title.htm) for fast and easy development and execute accounting program. Qt 1L is developed in C++ using Qt4.
A language-neutral, pattern entry and replication system. Hosted inside of Visual Basic 6 and 5, from the command-line, and from the system tray. Autmates programming tasks, build forms, modify controls in a completely reusable way.