Avro Keyboard is a free software program that lets you type the Bengali language on QWERTY keyboards. You can use Roman letters to write Bangla characters with Avro. The freeware was released as an open-source project in 2003 on March 26 in celebration of Independence Day in Bangladesh.
Avro Keyboard (Bengali: অভ্র কবর্ড) is a free and open source graphical keyboard software developed by OmicronLab for the Microsoft Windows, Linux, MacOS, and several other software additionally adapted its phonetic layout for Android and iOS operating system. It is the first free Unicode and ANSI compliant Bengali keyboard interface for Windows that was published on 26 March 2003.
Development of Avro Keyboard was started in 2003 by Dr. Mehdi Hasan Khan, a student from Mymensingh Medical College. It was first published on web for free download on 26 March 2003 under Creative Commons Attribution-NoDerivs 3.0 Unported License. Initially, it was developed in Visual Basic, which was later transferred to Delphi. After discussion, OmicronLab published the source code of windows version under MPL 1.1 license with the Avro Keyboard 5.0.5 public beta 1. 1e1e36bf2d