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- American National Standards Institute (ANSI)
The American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.
- ASTM standards search
ASTM International is one of the largest voluntary standards development organizations in the world-a trusted source for technical standards for materials, products, systems, and services.
- British Standards Institution
As the world’s first national standards organization, BSI British Standards has a globally recognized reputation for independence, integrity and innovation in the production of standards and information products that promote and share best practice.
- Document Center
A directory for standarts.
- EC - International Electrotechnical Commission
The IEC is the world's leading organization that prepares and publishes International Standards for all electrical, electronic and related technologies — collectively known as "electrotechnology".
- ETSI Standards
The European Telecommunications Standards Institute (ETSI) produces globally-applicable standards for Information and Communications Technologies (ICT), including fixed, mobile, radio, converged, broadcast and internet technologies.
- Global Engineering Documents
Founded in 1959, IHS offers a broad base of engineering data from research and design to manufacturing and repair.
- International Organization for Standardization (ISO)
ISO (International Organization for Standardization) is the world's largest developer and publisher of International Standards.
At present, more than 3,000 Recommendations (Standards) are in force. Recommendations are standards that define how telecommunication networks operate and interwork.
- NASA Technical Standards
The NASA Technical Standards Program (NTSP) is sponsored by the Office of the NASA Chief Engineer.The primary mission is the enhancement of NASA's engineering capabilities by providing technical standards required to meet the needs of the Agency.
- National Institute of Standards and Technology
Founded in 1901, NIST is a non-regulatory federal agency within the U.S. Department of Commerce. NIST's mission is to promote U.S. innovation and industrial competitiveness by advancing measurement science, standards, and technology in ways that enhance economic security and improve our quality of life.
Techstreet's web-based tools and services help users efficiently acquire and manage information. Through an e-commerce website and web-based subscription service, customers can freely access an online database of over 500,000 industry codes and standards aggregated from 350 of the world's leading Standards Developing Organizations (SDOs).
- Türk Standardları Enstitüsü
Turkish Standards Institute