See also:
Alliance of Los Angeles Playwrights Support and service organization dedicated to addressing the professional needs of the Los Angeles playwriting community. http://www.laplaywrights.org/
Australian Script Centre Collects, catalogues, promotes and distributes unpublished Australian plays and now holds hundreds of scripts. http://www.ozscript.org
The Brick Playhouse Dedicated exclusively to the creation, development, and production of new theatre works. http://thebrickplayhouse.org/mission.htm
Dramatic Exchange Web resource for playwrights, producers, and anybody interested in plays. http://www.dramex.org/
The Dramatists Guild of America Professional association of American playwrights. The Guild protects the rights of dramatists in relation to producers and more recently Directors. http://www.dramatistsguild.org/
Greensboro Playwrights' Forum A gathering of North Carolina playwrights, meeting once a month to discuss works-in-progress and aid one another in getting produced or published. http://www.greensboro-nc.gov/Departments/Parks/programs/cityarts/drama/GPF.htm
Hidden River Arts A non-profit literary arts organization in Philadelphia, PA offering playwrighting and fiction competitions yearly, as well as residencies, workshops, and educational outreach programs. http://www.hiddenriverarts.org
La Ronde Playwright's webring; presenting the work of an individual playwright or groups of playwrights. http://www.pipeline.com/~jude/AboutLaRonde.htm
Lazy Bee Scripts Online publisher of pantomimes and plays. Guidelines for authors and playwrights. http://www.lazybeescripts.co.uk/
Limelight Scripts Online publishers of mainly English pantomimes, but also plays and musicals. Includes submission guidelines and a tutorial on how to write pantomimes. http://www.limelightscripts.co.uk
Moondance International Film Festival To promote and encourage women screenwriters, playwrights, short-story writers, and women who make independent films. http://www.moondancefilmfestival.com/
New Writing South Creative writing organisation in the South East of UK for writers, and agencies. Includes playwrights network, directory of writers and competitions, workshop and education programmes, and members area. http://www.newwritingsouth.com/
NY Play Development Lab Serves and supports member playwrights in the creation of new stage works. Offers script labs, readings, and promotion. http://nyplaydevelopment.home.pipeline.com/
NYCPlaywrights NYCPlaywrights is a nonprofit organization for writers. Meets Wednesdays in NYC for play readings as an aid to development. New writers welcome. http://www.nycplaywrights.org
The Original Workshops Hands on programs in Los Angeles for beginning and advanced stage and screen writers http://www.originalworksonline.com/workshops/
PDC: The Philadelphia Dramatists Center PDC is a community of playwrights, collaborating artists, and audience members dedicated to the creation and nurture of new works for live performance. http://www.pdc1.org
Performing and Writing Musical Theatre A resource for professional and aspiring performers/ composers/ writers. Tips and tricks on the craft of writing and composing. http://www.suite101.com/welcome.cfm/musical_theatre
Philadelphia Young Playwrights Philadelphia Young Playwrights is an intensive arts- education program that pairs a professional teaching artist with a classroom teacher. The two work together as an artistic team, guiding and supporting students in the process of writing a play. http://www.phillyyoungplaywrights.org/
Playmarket Agency and script advisory service for New Zealand playwrights. http://www.playmarket.org.nz/about_home.php
Playwrighting Resources Directory of links, from Artslynx International Theatre Resources. http://www.artslynx.org/theatre/playwright.htm
Playwrights' Center Minneapolis-based, The Playwrights' Center fuels the theater by providing services to support playwrights and playwriting. http://www.pwcenter.org/
The Playwrights' Co-Operative Promoting and publishing the works of new and established playrights. Full online or paper catalogue of acting scripts. http://plays4theatre.site-street.net/
The Playwrights Forum The Playwrights Forum is a non-profit organization dedicated to the artistic development of talented playwrights from the Washington D.C. area. http://users.erols.com/pforum/welcome.htm
Playwrights Foundation West Coast Center for new play development - resources for playwrights and annual Bay Area Playwrights Festival. http://www.playwrightsfoundation.org
Playwrights Guild of Canada Service organization for Canadian playwrights (formerly the Playwrights Union of Canada). Searchable online catalogue. http://www.playwrightsguild.ca/
Playwriting 101 A playwriting tutorial written by playwright and screenwriter Jon Dorf. http://www.playwriting101.com/
Project Writers Unite Bay Area writers club. Welcomes writers from all creative writing mediums, including playwrights. http://www.angelfire.com/ultra/projectwritersunite/
ProPlay Online publisher of professionally-produced stage plays. Full or partial scripts may be read free-of-charge at the site. http://www.singlelane.com/proplay
Swan Playwrights The theatre writers' group at Worcester Swan Theatre, UK. http://www.swanplaywrights.co.uk/
Will Dunne Dramatic Writing Workshops Offers support for playwrights and screenwriters, including private consultations for dramatic writers anywhere in the world and an ongoing quarterly workshop program for dramatic writers in the San Francisco Bay Area. http://www.willdunne.com
Working Man’s Clothes Productions Multiple award winning NYC theatre company focuses on developing and staging new works and plays. Accepting submissions year-round. http://www.workingmansclothes.com
Wrightofplay A rest-stop for aspiring playwrights. Tips, tricks, and techniques. Articles, activism, and a few links. http://wrightofplay.com
Write Angle Productions Devoted to supporting work of member playwrights and developing new scripts for production. Includes ongoing Ten Minute Play contest. http://www.writeangle.org/
Young Playwrights 101 A free resource site for young playwrights and those who teach them. Also, information about Young Playwrights 101, a complete playwriting curriculum in an e-book. http://youngplaywrights101.com