And / or, define your own software categories.

Disability

Minimum Operating System
(Not all products are represented in this category)

adapted keyboard/switch access
braille
large print
optical character recognition
scanning
single switch
multi switch
speech output
telecommunications
voice recognition

basic living skills
cognitive redevelopment
communication
early childhood
eye-hand coordination
language development
vocational

authorable content
authoring system
diagnostic
IEP/IPP
instructional management

Skill Level

infant/toddler
preschool
elementary
secondary
adult

database
geography
graphic arts
health
language arts
math
music
prereading

problem solving
reading
science
social studies
spelling
typing tutor
word processing