Best UI Design Software for Zephyr

LVGL is the most popular free and open source embedded graphics library to create beautiful UIs for any MCU, MPU, and display type. Use SquareLine Studio, our drag-and-drop UI editor, to simplify the development. 30+ built-in widgets, 100+ style properties, web-inspired layout managers, and a typography system supporting many languages. LVGL is fully open source and has no external dependencies which makes its porting incredibly simple. It works with any modern MCU or MPU and can be used with any (RT)OS or bare metal setup to drive ePaper, monochrome, OLED, or TFT displays, and even monitors. Besides, it's free even for commercial projects. SquareLine Studio is an easy-to-use drag-and-drop UI editor tool for LVGL where even designers can create fully functional UIs. Just like LVGL, SquareLine Studio is also fully vendor-agnostic. We have a great network of people and companies who can help you design and develop your UIs, implement drivers, or the whole application.