at-spi2-core: at-spi2-core (Assistive Technology Service Provider Interface core) at-spi2-core: at-spi2-core: The At-Spi2 Core package is a part of the GNOME Accessibility at-spi2-core: Project. It provides a service provider interface for the at-spi2-core: assistive technologies available on the GNOME platform and a at-spi2-core: library against which applications can be linked. at-spi2-core: at-spi2-core: at-spi2-core: at-spi2-core: at-spi2-core: