Yiddish Transliteration - Yiddish Transliteration a.k.a. Romanization as standardized by the YIVO Institute. Also useful as a guide to the Hebrew-alphabet-based writing system traditionally used for Yiddish. (From Shtetl.) - http://www.ibiblio.org/yiddish/Translit/
Der Bay - Anglo-Yiddish Newsletter - International Anglo-Yiddish newsletter/website with international kalendar, with news of klezmer bands, Yiddish teachers, yiddish clubs, and translators. - http://www.derbay.org/
Tsuguya Sasaki's Cyberia - Website on Hebrew and Jewish languages and linguistics, including brief descriptions, bibliographies and links to other online resources - http://www.ts-cyberia.net/
The Yiddish Typewriter / Di Yidishe Shraybmashinke - Lets you compose a page of Yiddish text from your web browser. Also converts between a growing list of Yiddish computer file formats and character encodings. - http://www.cs.uky.edu/~raphael/yiddish/makeyiddish.html
Der Yidisher TamTam - From Paris, a Yiddish newspaper geared toward students of Yiddish, downloadable in PDF format. - http://www.yiddishweb.com/tamtam.htm
Avivale's Yiddish Page - A personal web page about the Yiddish language. - http://www.starkman.com/aviva/yiddish.html