Important Links around the Web:
Important learning resources:
Learn Hebrew Verbs: http://www.hebrew-verbs.co.il/
Hebrew Books Online: http://hebrewbooks.org/
Many Hebrew Books: http://he.wikisource.org/
Hebrew-English Dictionary: http://www.morfix.co.il/
Hebrew-Hebrew Dictionary: http://milog.co.il/
http://www.dafyomi.co.il/ - Offers point by point breakdown of the flow of the Gemara in English. Background = Rashi in English, Tosfos Summaries (Heb. w/English) not available for all masechtas, sometimes poorly linked, check manually e.g. http://dafyomi.co.il/bkama/tosfos/, Review Q&A study questions and more.
http://dafyomi.org/ - provides a digital image of all the pages of the Talmud as well as audio shiurim.
Machon Mamre:
Tanach: http://www.mechon-mamre.org/i/t/t0.htm
Mishnah: http://www.mechon-mamre.org/b/h/h0.htm
Bavli: http://www.mechon-mamre.org/b/l/l0.htm
Yerushalmi: http://www.mechon-mamre.org/b/r/r0.htm
Tosefta: http://www.mechon-mamre.org/b/f/f0.htm
Mishnah Torah: http://www.mechon-mamre.org/i/0.htm
Mishnah Torah w/ Vowels: http://www.mechon-mamre.org/i/0n.htm
Chabad:
Tanakh with Rashi: http://www.chabad.org/library/bible_cdo/aid/63255/jewish/The-Bible-with-Rashi.htm
Pirkei Avot: http://www.chabad.org/library/article_cdo/aid/680274/jewish/Ethics-of-the-Fathers-Pirkei-Avot.htm
Mishneh Torah:
English: http://www.chabad.org/library/article_cdo/aid/682956/jewish/Mishneh-Torah.htm
Hebrew: http://www.chabad.org/library/article_cdo/aid/5634/jewish/Mishneh-Torah-Hebrew.htm
Talmud Translations:
http://www.halakhah.com/ - Has translations by page, soncino style, but not for all masechtas. All masechtas are translated individually by them in a separate translation.
Jastrow Dictionary Online:
http://www.tyndalearchive.com/tabs/jastrow/