Josephus is our only source of knowledge for much of the history of Judaism in the First Century CE. His books provide essential background for an understanding of both the beginning of modern Judaism and of the New Testament in its historical setting.
Four of his works have survived.
The Jewish War
Antiquities of the
These works can be read on the Internet in English and in Greek.
The Works of Flavius Josephus - The complete text of the Whiston translation.
The Works of Josephus in Greek - The Greek text of B. Niese,
with textual analysis and translation links, located at the Perseus Project web
from Project Gutenberg
The Complete Works of Josephus
Project Gutenberg has made available text versions of the Works of Josephus which the reader can download and use in any fashion; the format is easy to search with standard text search tools. This differs from the Wheaton site which is in HTML (web page) format and has use restrictions. The text version comes in four zip files (1640 KB).
Click on the links to download the zip files. Then click on the zip file on your local disk to expand it into a text file.
For other download sites, see the Project Gutenberg web site.