The Open Group Library

Standards

The Open Group works with customers and suppliers of IT products and services, and with consortia and other standards organizations to capture, clarify, and integrate current and emerging requirements, establish standards and policies, and share best practices. Our standards ensure openness, interoperability, and consensus.

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  1. Base Specifications, Issue 7, 2018 Edition

    Technically identical to IEEE Std 1003.1, 2017 Edition (published in 2018)

    The 2018 Edition incorporates the Single UNIX Specification, Version 4 Technical Corrigendum No. 1 and Technical Corrigendum No. 2.

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  2. COBOL Language

    This document provides the X/Open definition of the COBOL Language
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  3. Distributed TP: The XA Specification

    The Open Group model for Distributed Transaction Processing
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  4. IPC Mechanisms for SMB

    This document is intended to assist application programmers designing distributed client/server applications whose server component is portable to all conformant systems.
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  5. Protocols for X/Open PC Interworking: SMB, Version 2

    This specification defines protocols that have been adopted by X/Open as the means of interoperability between personal computers (PCs) and X/Open-compliant systems.
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  6. Data Management: SQL Remote Database Access

    This specification relies on the ISO/IEC RDA SQL standard, which specifies a message format for remote communication of SQL database language statements (query and update) to a remote database.
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  7. Distributed TP: The XA+ Specification, Version 2

    The XA interface is the bidirectional interface between a transaction manager and resource managers.
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  8. Single UNIX® Specification, Version 1 Document Set (UNIX 95)

    This document set for the Single UNIX Specification, Version 1 (UNIX 95)
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  9. Networking Services, Issue 4

    This document contains the Technical Standards of both the X/Open Transport Interface (XTI) and X/Open Sockets Interface.
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  10. DCE 1.1: Time Services

    This document specifies the Distributed Time Service (DTS) time representations, RPC interfaces to the DTS, and application programming interfaces to the DTS.
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