The Jestchest – great sources for typography.
Penguin Composition Rules by Jan Tschichold The mother of typographic rules to me. I was ﬁrst introduced to them by Carl Fredrik Hultenheim.
Practical Typography Matthew Butterick A great typographic guide.
State of Webtype Bram Stein An up-to-date browser support data for web fonts & typographic features on the web.
Type and writing
Typedia blog Seriously great newsletters with examples of new fonts and a very good curated list of typographic news.
Ministry of Type I’ve been a fan for ages, the level of detail and craftsmanship Aegir reproduces the illustrations and typography he writes to me is staggering
Craig Mod Some of the best articles on the web is authored by Craig. Writes pretty rarely but jee is his articles well thought through.
Typographica A bit more traditional feed showcasing and reviewing fonts, mixed up with book reviews, articles and typographic design commentary now and then.
Typotheque A typefoundre that has a lot of good articles.
I Love Typography A truly great resource for almost anything typographical by John Boardley (founder and publisher of Codex Magazine).
The Elements of Typographic Style Applied to the Web Robert Bringhurst’s book The Elements of Typographic Style applied to the web by Richard Rutter.
Typophile Without a doubt one of the best typeface and typography related forum ever.
Books & magazines
Biblis The friends of The National Library of Sweden publishes this quarterly book about typography, bookbinding, printing, illustration and all other topics related to books.
Compass by Carl Fredrik Hultenheim Swedish typographer Carl Fredrik Hultenheims ﬁrst and last issue of his book series about typography. It is a great source of knowledge for anyone interested in typography. Unfortunately it’s out of print but it might be available from «Antikvariat Morris» in Sweden.
Codex Magazine the journal of letterforms by John Boardley No other magazine has taken on and showed such a passion and love for letterforms and typography than Codex. If you don’t own a copy of the three issues, you’d better head over to their site and buy them now.
FontFriend Font Friend is a bookmarklet that lets you try Google Webfonts on your site directly in the browser.
WhatFont A great Chrome extension that lets you hover a font on any site and it tells you what font is used.
FileFormat.info This is the center of the Unicode universe to me!