If your into really digging deep into the Greek manuscripts you may like a few of these sites to go to as well. There are so many ways to see the original texts, but as always. I like to see the originals which I posted here at this link.
bibelwissenschaft.de. Website of the German Bible Society.
The Online Parallel Bible Project. By John Isett.
The Unbound Bible. At Biola University. The Greek New Testament in four different editions
The Online Greek Bible. A very pleasantly designed site that presents the Nestle-Aland
Greek New Testament. By Tony Fisher. The Nestle-Aland
Olive Tree Greek New Testament. Search four different editions of the Greek New Testament
Greek New Testament Editions in downloadable zipped files
The New Testament in the Original Greek: Byzantine Textform, edited by Maurice Robinson
Bible Database Online Bibles. By Brent Maurer.
The text of S.P. Tregelles can be downloaded in one large file from the website of Tyndale House
The texts of Westcott and Hort (1881), Scrivener (1894), and Stephanus (1550)