If you type in English above 50 WPM and want to add Arabic without the headache of re-learning key positions, The Hameems layout is free, lightweight, and remarkably accurate.
The layout is named after its creator (or the online handle of the distributor), Hameems. It circulated widely through tech forums, Arabic localization communities, and software repositories as a "fix" for the clumsy standard options provided by Windows and macOS. It represents the spirit of open-source modification—users taking control of their UI to suit their specific cognitive workflows. Hameems Arabic Phonetic Keyboard Layout
For typing nunation (indefinite case endings), Hameems typically uses a combination: If you type in English above 50 WPM
The represents a significant bridge between the Latin-based QWERTY standard and the linguistic nuances of the Arabic language. Designed primarily for bilingual users and learners, this layout simplifies the typing process by mapping Arabic characters to Latin keys based on phonetic similarity rather than the traditional, arbitrary positioning of the standard IBM/Microsoft Arabic layout. The Logic of Phonetic Mapping The Logic of Phonetic Mapping