.SO-ABI File Extension
File TypeCocoa AbiWord Plug-in
This file is saved in a binary format, which requires a specific program to read its contents.
What is a SO-ABI file?
Plug-in file used by the Mac OS X version of AbiWord, an open source, cross-platform word processor; contains functionality that extends the program's functionality; may include support for new file formats or other features.
NOTE: "Cocoa" is Apple's API for the Mac OS X operating system.