PISMO is a comprehensive system for entering text in Old Church Slavonic -- both in Cyrillic and Glagolitic. Note: Details how to buy the fully-functional version are now bundled in a file "How_To_Buy.rtf" file with the Demo. A Mac PPC version can be provided on request.
What's new in PISMO
Sorted out several minor problems and replaced fonts with a new one that is more robust
New font in development to take into account the additions in Unicode 7, as well as more input methods