Warriors Wish
- Offers detailed information about the books and its characters as well as news, articles, a forum, weekly podcasts, a monthly newsletter, and fan fiction and artwork.
- http://www.warriorswish.net

Writer Unboxed: Interview with Erin Hunter
- An interview with Cherith Baldry, Kate Cary, and Vicky Holmes.
- http://writerunboxed.com/2006/04/21/author-interview-erin-hunter/

Wikipedia: Warriors
- Encyclopedia entry for the series of books. Includes list of books, detailed summaries, and character information.
- http://en.wikipedia.org/wiki/Warriors_(novel_series)

Warriors
- Harper Collins' companion site for the series, featuring character information, author biographies, games, book excerpts, and an interactive map.
- http://warriorcats.com