Interlinear Greek-English New Testament - Greek text with word-by-word translation and a new English translation with critical notes particularly with reference to the Codex Vaticanus. Published in 1864 by Benjamin Wilson. - http://quod.lib.umich.edu/cgi/b/bib/bibperm?q1=AKR1767
Greek Biblos - Greek New Testament both online and available for download. - http://www.greekbiblos.gr/ukam.htm
Online Greek Bible - Macintosh ftp link - ftp://ftp.std.com/obi/Religion/Online.Bible/
Olive Tree Bible Software - Search Bible Versions - Search versions of the Greek New Testament, 1991 Byzantine Greek Text, 1881 Westcott-Hort Text and 1550/1894 Textus Receptus, plus interlinear versions and texts with grammatical tags. - http://www.olivetree.com/bible/index.html
Greek New Testament - For browsing and searching; fully accented alphabet using GIF images (no additional font needed). Editing from Nestle-Aland 26 by Tony Fisher. - http://www-users.cs.york.ac.uk/~fisher/gnt/
The Unbound Bible - Various Greek versions of the New Testament and LXX version of the Old Testament and Apocrypha. In Symbol font/unicode. - http://unbound.biola.edu/
Blue Letter Bible - Searchable King James Version, with Greek text for each New Testament verse in graphics form (no font software needed, but no breathings or accents). Hebrew text for Old Testament. - http://www.blueletterbible.org/