11 Rules of Writing
Concise guide to some of the most frequently violated rules of writing, punctuation, and grammar.
http://www.junketstudies.com/rulesofw/

WordWizard
Portal for word lovers. Learn about word meanings, slang, quotations, insults, and famous authors. Wordwizard offers a round trip across the English language.
http://www.wordwizard.com/

Bartleby.com: Strunk's Element of Style (1918)
For use in English courses in which the practice of composition is combined with the study of literature. It aims to give in brief space the principal requirements of plain English style.
http://www.bartleby.com/141/

Writing For Multimedia
Michael Butzgy's style guide for multimedia.
http://home.earthlink.net/~atomic_rom/contents.htm

Cliche Finder
Special tool word-searches 3,300 cliches.
http://www.westegg.com/cliche/

Cliche
List of 2000 English cliches with some statistical and literary notes on their use.
http://www.angelfire.com/nd/danscorpio/word3.html

Paradigm Online Writing Assistant
Help in discovering, organizing, revising, and editing informal, thesis, argumentative, and exploratory essays.
http://www.powa.org/

Online Classes in Rhetoric, University of Minnesota
The University of Minnesota offers a number of Internet correspondence courses in rhetoric. Sign up here.
http://www.rhetoric.umn.edu/

Word Fugitives
An interactive column by The Atlantic's Barbara Wallraff. Discovers needs in our language and recommends new words to fill them.
http://www.theatlantic.com/unbound/fugitives/index.htm

Word Lab
A message board where you can request and brainstorm words, names, titles, coinages, puns, phrases, slogans and slang.
http://www.wordlab.com/

Cliche Site
Clichés, sayings or phrases listed with definitions and explanations. Clichés are organized by subject and alphabetically and you can use the search function.
http://www.clichesite.com/index.asp

The Tongue Untied
Grammar, punctuation and style for journalists.
http://grammar.uoregon.edu/

Modern Language Association
The Modern Language Association is the official guide to non-fiction writing. Includes a guide to MLA style.
http://www.mla.org

Good Grammar, Good Style
Articles and answers to frequently asked questions about grammar, mechanics, and style. Links and bibliography.
http://www.protrainco.com/info/grammar.htm

Guide to Grammar and Style
The information ranges from copy editing to elements of style to discussions. Practical information about the writing craft.
http://andromeda.rutgers.edu/~jlynch/Writing/

The Book of Cliches
A compilation of common phrases, euphemisms, and rationales for times of trouble. Organized by occasion.
http://utopia.knoware.nl/users/sybev/cliche/

The Word Centre
Consulting firm dedicated to training businesses to use plain English. Free newsletter and professional editing services.
http://www.wordcentre.co.uk

NoodleBib - The MLA Bibliography Composer
A free tool to create, edit, and save your MLA-style bibliography online, then publish it to a Web page, email it, or save it as RTF and open it in Microsoft Word.
http://www.noodletools.com/noodlebib/

SoYouWanna Avoid Common Writing Errors
We compiled a list of the most common writing errors people tend to make. This is not a primer on grammar or essay-writing. This is a checklist of things which you might well do and which you must stop doing.
http://www.soyouwanna.com/site/syws/wrerrors/wrerrors.html

E-dition: Dictionary of Concise Writing
A look at word usage in popular culture. The Dictionary of Concision is a complete manual of several thousand wordy phrases.
http://www.e-dition.net/dictionary.html

Grammar Slammer
This help file indexes style and usage, capitalization, abbreviations, punctuation, letter writing, common mistakes and a grammar glossary.
http://englishplus.com/grammar/index.htm

Common Errors in English
Catalogue of writing or speaking mistakes and easily confusable words, with corrections.
http://www.wsu.edu/~brians/errors/

Plain English Campaign
An independent group fighting for plain English in public communication. We oppose gobbledygook, jargon and legalese.
http://www.plainenglish.co.uk/

Bartleby.com: The Columbia Guide to Standard American English
Kenneth G. Wilson's handbook includes descriptive and prescriptive examples with hyperlinked cross-references.
http://www.bartleby.com/68/

Top20Composition.com
Online directory for grammar, spelling, punctuation, research, creative writing, and proofreading resources.
http://www.top20composition.com

Dr. NAD's Prig Page.
Tests of usage, built interactively.
http://www.geocities.com/CapeCanaveral/5229/p_.htm

Guides for Better Science Writing
Bibliography of style manuals for scientific research, writing, and presentation. Guides for biology, medicine, chemistry, engineering, geology, and mathematics.
http://www.indiana.edu/~cheminfo/14-05.html

Macedon's Taberna: The Craft of Writing
Commentary on various technical aspects of writing: the nuts and bolts of narrative.
http://members.aol.com/MacedonPg/writing.htm

The Sports Cliche List
A large, searchable collection of sports cliches, lingo, and jargon.
http://www.sportscliche.com

Linguistic Phenomena/Devices
A list of lesser-known features in English writing. Hendiadys, holonyms, and hypernyms.
http://www.csi.uottawa.ca/~kbarker/ling-devices.html

Frequently Asked Questions about English
Answers to common questions about usage, style, grammar and punctuation.
http://www.alexcommunications.com/faq.htm

Suite101: Word Play
Archived discussions and articles concerning words.
http://www.suite101.com/welcome.cfm/words

Suite 101: Workplace Communications
Archive of articles covering writing and speaking skills, with emphasis on clear communication, basic design, communicating with international and multicultural audiences.
http://www.suite101.com/welcome.cfm/communications_skills

CBC News: Words, Woe & Wonder
An in-depth look at the words we use from CBC News.
http://cbc.ca/news/indepth/words/

Suite101: English Grammar
Archive of articles about English grammar and style.
http://www.suite101.com/welcome.cfm/english_grammar_style

Exploring English
An online tutorial for the parts of speech with style notes for the English Language.
http://www.shared-visions.com/explore/english/

A.Word.ADay
The music and magic of words. This is the website for the mailing list A.Word.A.Day (AWAD), which sends a vocabulary word and its definition to the subscribers every day.
http://www.wordsmith.org/awad/index.html

The Wonderful Writing Skills Unhandbook
An interactive site that uses the writing process to teach writing skills.
http://www.wonderfulwritingskillsunhandbook.com/

Pseudo Dictionary
The dictionary for words that wouldn't make it into dictionaries.
http://www.pseudodictionary.com/index.php

Verbage
If you are looking for just the right word, you may find it here. If not, you can suggest your own.
http://www.oceansiderevolution.com/verbage

AskOxford.com
For questions on English grammar, spelling, and usage. Search a dictionary of words, names or quotations.
http://www.askoxford.com/

Glossarist.com
A searchable directory of thousands of glossaries and topical dictionaries containing terms and definitions on hundreds of subjects.
http://www.glossarist.com/

Plain Language Action Network
Promoting clearer communication between the public and government. This site has resources for writers to attain that goal.
http://www.plainlanguage.gov/

The Philosophy of Punctuation
Paul Robinson's classic essay on periods, commas, semicolons, dashes.
http://www.press.uchicago.edu/Misc/Chicago/721833.html

How to Write an Explication
Step-by-step directions to writing an explication. Good and bad examples provided.
http://www.geocities.com/lrampey/2131/explicate.htm

Phrases Thesaurus
A generator of headlines and copy for journalists. Enter a word and the database is searched to provide a list of phrases related to that word.
http://www.phrasefinder.co.uk

Word Quests
Word lists that provide thematic units of English words derived from Latin and Greek sources.
http://www.wordquests.info

Yale Style Manual
For the design of Web pages and Web sites. Covers graphic and information design, page layout, Web graphics, site organization, navigation, and Web multimedia content.
http://www.webstyleguide.com/

Wordiness
A list of words and phrases to purge from your writing.
http://web.uvic.ca/~gkblank/wordiness.html

Garbl's Editorial Style Manual
Provides advice on abbreviations, capitalization, grammar, numbers, plurals, possessives, punctuation, spelling and word usage.
http://garbl.home.comcast.net/stylemanual/

World Wide Words
Explores the history, evolution byways, quirks, and curiosities of the English language. New and recent words and phrases are often featured, as are books on aspects of English. A weekly newsletter is sent by e-mail and RSS.
http://www.worldwidewords.org/

SecretariesUSA.com
Reference for the home and corporate office, including capitalization, punctuation, spelling, grammar, sentence structure, forms of address, abbreviations, letter styles, and business forms.
http://secretariesusa.com/

Findaphrase.com
Free phrase database to help journalists, copywriters and content editors search common phrases.
http://www.findaphrase.com/

The Economist Style Guide
Guide based on the style book given to all journalists at The Economist.
http://www.economist.com/research/StyleGuide/

Wordelizer
Delve deeply into a word or subject. Quick search of several word and language related sites.
http://www.emse.fr/~yukna/kahula/wordelizer/wordelizer.html

The Visual Thesaurus
An exploration of sense relationships within the English language. By clicking on words, you follow a thread of meaning, creating a spatial map of linguistic associations.
http://www.visualthesaurus.com/online/index.html

Society for the Preservation of English Language and Literature
Bimonthly publication, SPELL/Binder, contains articles on grammar, usage, word origins, and other subjects of interest to language lovers.
http://www.spellorg.com/

Writer's Dreamtools
A series of useful tools to enhance writers' and students' creativity, spark ideas and fight writer's block.
http://www.writersdreamtools.com/

Ewriting
Easy to learn electronic writing style that will speed up email and online chatroom discussions.
http://www.e-writing.info

Correct Punctuation
A brief guide to correct English punctuation.
http://www.correctpunctuation.co.uk

The Well Bred Sentence
This book offers an intensive course in sentence construction and punctuation.
http://www.englishgrammartutor.com/Grammar%20Book.htm

Braintique: The Natural Way to Write
A process and system for helping people become better writers. Includes exercises, examples, and information about descriptive writing and metaphors.
http://www.braintique.com/barticles/writing/what/TOC.shtml

Ralph's Manual of Style
A guide to style, grammar, usage, and more by a guy named Ralph.
http://www.rms.hung-sun.com/

Lingo Factory
A cooperative effort to coin useable terms and then trick people into using them regularly as though they are real words.
http://lingofactory.tribe.net/

Tribe: Words of Power
For people who love words, use them, feel them in their mouths as flavorful bursts of energy. This is the tribe for fun with words and receptive learning.
http://powerwords.tribe.net/

Tribe: Word Freaks
Group for people who love discussing words and writing style.
http://wordfreaks.tribe.net/

Tribe: Linguistics
Group for discussions of words and language.
http://linguistica.tribe.net/

Word Rogues
Tips on writing, English, and grammar. This site also includes active community college English syllabii and links to other writing, grammar sites.
http://www.lanzbom.org

The Word Nerds
A weekly podcast about words, language, and why we say the things we do.
http://thewordnerds.libsyn.com/

Verbivore
Richard Lederer's page, with contact information and a handful of his language-loving articles.
http://www.verbivore.com/

Guide to Grammar and Writing
Digital handouts on grammar and English usage. From subject-verb agreement and use of articles to exercises in parallel structures and argumentative essays. You can submit questions about grammar and writing.
http://grammar.ccc.commnet.edu/grammar/

The Archive of Endangered, Special, or Fun Words
Writing about and classifying words and language.
http://www.13d.org/esofword/

Slang City
Writing about American slang.
http://www.slangcity.com

Pataphysics, Pataphors and Pataphorology
An extended metaphor that creates its own context. A science invented by P.A. Lopez and derived from the science of 'pataphysics as described by Alfred Jarry.
http://www.geocities.com/pataphysician1/

LousyWriter.com
A free online resource to improve your writing skills. Learn how to write, how to use words, how to write sentences, and how to communicate effectively.
http://www.lousywriter.com/

Illiterate Businesses
An unabashed rant weblog featuring English-language business signs with grammatical, spelling and/or punctuation errors. Includes a free sign editing offer.
http://www.illiteratebusinesses.ca

The Word Detective
The online version of the newspaper column answering readers' questions about words and language. An extensive column and word archive. Written by Evan Morris.
http://www.word-detective.com/

Plain Language Center
Articles and information on writing and evaluating plain and target-appropriate language for business publications and websites.
http://www.gopdg.com/plainlanguage/

Web Typography
The elements of typographic style applied to the web.
http://webtypography.net/

Urban Dictionary
A veritable cornucopia of streetwise lingo, posted and defined by its readers.
http://www.urbandictionary.com/

WritingDEN
Interactive site created to help students improve English reading, writing and listening skills.
http://204.244.141.13/writ_den/

Plain English at Work
Online guide to using plain English and changing the corporate style. Produced for Australia's Department of Education, Training and Youth Affairs and the Australian National Training Authority.
http://www.dest.gov.au/sectors/training_skills/publications_resources/plain_english_at_work/

Word Spy
The word lover's web site by Paul McFedries.
http://www.wordspy.com/

Word Files of Confusing English Words
A presentation of English words that are often confusing with definitions and context examples.
http://www.wordfiles.info

Word News
Efforts have been made to provide some of the best thoughts, ancient and modern, that are particularly appealing for our time and to promote a greater appreciation for the English language.
http://www.wordnews.info

Word Info
An English vocabulary dictionary with free searches of words from Latin and Greek sources.
http://www.wordinfo.info

Cliche Web
Thousands of cliches. Fully searchable and interactive. Formerly Steve's Cliche List. Since 1995.
http://www.cambiaresearch.com/clicheweb/

Guardian Unlimited - Style Guide
The British newspaper's guide to word usage, grammar and punctuation, edited by David Marsh and Nikki Marshall. Includes 1928 edition in pdf format.
http://www.guardian.co.uk/styleguide

SDSU Writing Rescource Crib
Offering tips and lively description on grammar, English, and writing.
http://literature.sdsu.edu/lanzbom/

Rhetorical Figures
From alliteration to zeugma, and everything in between, all the figures of speech are here.
http://www.uky.edu/AS/Classics/rhetoric.html