"This basic installation includes the King James Version,
King James Version w/ Strong's numbers, Strong's dictionary,
and the Treasury of Scripture Knowledge cross-references.
Download additional resources using the "Download" menu within e-Sword."

"e-Sword is a fast and effective way to study the Bible. e-Sword
is feature rich and user friendly with more capabilities than you
would expect in a free software package. The fact that e-Sword is
free is just one of the blessings and does not speak of the quality
of the software."

eSword Link