Rigger's Page
- Ratings charts and usage information for a variety of theatrical rigging hardware.
- http://www.rigging.net/

Southampton University Backstage Society
- Provides technical support to internal and external performing arts societies.
- http://www.soton.ac.uk/~stagesoc/

IATSE National
- Official site for the IATSE, the union of professional stagehands, motion picture technicans, and allied crafts.
- http://www.iatse-intl.org

High School Tech Production
- Technical theatre information aimed at high school students.
- http://www.hstech.org/

Professional Lighting and Sound Association
- Trade association within the entertainment technology industry.
- http://www.plasa.org/

Association of British Theatre Technicians
- The UK Association for all Theatre Professionals.
- http://www.abtt.org.uk

Special Effects: A History
- A history of special effects and stagecraft in the theatre.
- http://www.tabula-rasa.info/DarkAges/SpecialEffects.html

Ring Award
- International competition for stage direction and design.
- http://ringaward.com/en/

Glossary of Theatre Terms
- Provides definitions of many technical theatre terms.
- http://www.dramatic.com.au/glossary/

Technical Theatre Handbook
- Online book about stagecraft.
- http://www.gweep.net/~prefect/pubs/iqp/

Glossary of Technical Theatre Terms
- Listing of technical terms and their definitions.
- http://www.theatrecrafts.com/

Canadian Institute Of Theatre Technology
- Representing the Canadian live performance community.
- http://www.citt.org/

Stagecraft Mailing List
- Mailing list which covers all aspects of stage work including design, construction, and production.
- http://stagecraft.theprices.net/

Stagespecs
- Database of technical specifications of theatres across U.S. and Canada.
- http://www.stagespecs.com/

U.S. Institute for Theatre Technology
- A union of theatre technology professionals.
- http://www.usitt.org/