EllenWhite.com
This encyclopedic website, run by the official Ellen G. White Estate, has more in-depth information about the life and work of Ellen White.

EGWdatabase.whiteestate.org
Want to read the many works of Ellen White for yourself? This website hosts her complete published writings, with topical searches and more.

TruthAboutDeath.com
Ellen believed that understanding the Bible's teachings about death and the afterlife was very important for Christians. This website has similar teachings to what Ellen White believed about these topics and explains the biblical basis behind those beliefs.

SabbathTruth.com
Ellen was a Seventh-day Adventist, a church that worships on the Seventh-day Sabbath. This site explains the reason for this practice in the same way that Ellen White might have explained it if she were alive today.

HellTruth.com
Ellen's religious experience was utterly transformed when she finally understood the biblical meaning of hellfire. This website has a similar understanding of hell that Ellen had, and it explains the biblical basis behind them.

AudioVerse.org
This website hosts many audio presentations regarding beliefs that are similar to Ellen White's teachings, audio versions of her books, and discussions about her ministry. Although it is possible that Ellen White wouldn't agree with everything on AudioVerse, it is a good resource for additional information.

AmazingFacts.org
Amazing Facts is a dynamic, multifaceted soul-winning ministry dedicated to using every viable means to proclaim God's good news to this perishing world.