rec.music.filk FAQ:Kay Shapero's guide to filking, updated monthly
About Filk - John C. Bunnell: Songs and an explanation of filk.
Dandelion Conspiracy: Kathy Mar's argument why filk will and should not disappear from SF fandom
Das Sprungtor zum deutschen Filkfandom: German, Austrian, and Swiss filk links, organized by Kerstin Dröge. [German/English]
Doctor Who and the Torians: An operetta by S. Bruce.
Filk Primary Source List: Partial list of filk works and author-composers
filk.co.uk: Rafe Culpin's site about filk in the UK.
Filker's Bardic Ring: A web ring.
Filkish Events Calendar: Calendar of events. Includes monthly and weekly listings, and a submission form.
Keris: Description of filk and links.
Pirates of Fenzance: A light operetta about filking and WorldCon.
Pocket Printed Filk Database: A database of printed filk music. MobileDB, JFile Pro, and text format.
Sci-Fi Hokey Pokey: The classic Hokey Pokey rewritten for the science fiction community.
SETI League Songbooks: Search for Extra Terrestrial Intelligence songbooks. Includes lyrics, book order forms, selected MP3s.
Story as Song: Filking Children's Literature: Article by Doug Crane in The Looking Glass.
The Dandelion Report: A Filking Resource: Filk frequently asked questions and answers, in the form of a weblog, more or less maintained by Debbie Ridpath Ohi.