• Programming Language

    ANSI X11.1-1995 Standard M Language

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  • NoSQL Database

    Integrated Hierarchical Database

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  • Reference Implementation

    M Development Committee (MDC) Reference Implementation

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Reference Standard M

Git Repository Fourth Watch Software

Reference Standard M V1.83.0 — Released June 8, 2026

Now available on the Snap Store and Docker Hub for multiple architectures. This release brings significantly improved debugging, better M standard compliance, and dozens of fixes and improvements throughout.

Changelog Documentation Source Docker Hub Snap Store