Other
Text Week: 1 John
A very helpful website to research 1 John. This site includes links to many different internet sites about 1 John, as well as 2 and 3 John.
Other
Ray Stedman: Adventuring Through the Bible
"Adventuring Through the Bible" is a comprehensive guide to the entire Bible with Bible commentary. This site is an excellent place to start if you are new to the Bible and/or have questions about evangelical Christianity.
Other
Ray Stedman: Expository Studies in First John
35 messages on 1 John that are divided into five main themes: "Maintaining Fellowship," "Maintaining Truth," Maintaining Righteousness" "Maintaining Love," and "Maintaining Assurance."
Other
King James Version: Book of 1 John
Here you can click on the specific chapter of 1 John that you would like to read, and the site links you to the actual Biblical text from the King James Version of the Bible.
Luther Seminary
Bible Tutor: 1 John
This site from Bible Tutor provides an excellent introduction to 1 John that highlights the main message of the book. It gives links to well-known verses from 1 John.