Ada Standards

Ada 95 Documents

Ada95 Language Reference Manual (LRM)

The consolidated Ada Reference Manual, consisting of the international standard (ISO/IEC 8652:1995): Information Technology — Programming Languages — Ada, as updated by changes from Technical Corrigendum 1 (ISO/IEC 8652:1995:TC1:2000). The original edition of the LRM is available here

Also available for download as:

Rationale for the Ada95 Standard

An introduction and explanation of Ada95’s new features.

Also available for download as:

Annotated Ada95 Language Reference Manual (AARM)

Intended primarily for compiler writers, conformance test writers, and others who wish to study the fine details, the AARM contains all of the text and various annotations in the Ada95 LRM. This 2000 edition includes the changes from Technical Corrigendum 1, and annotations on them. The original 1995 edition is available here.

Also available for download as:

Ada95 YACC grammar

A YACC grammar for Ada95.

Ada95 Lex specification

A “lex”-style lexer for Ada95.

Accessing the Ada Language Reference Manuals

Information on obtaining both electronic and print copies of the Ada Language Reference Manuals.

JTC1/SC22/WG9 — Home of the ISO Ada Standard

Home site of the standards body responsible for Ada. Provides a present state of the standardization of Ada, current developments, and a brief history of the standardization of the Ada language.

Other Related Standards


The Ada Semantic Interface Specification (ASIS) Standard has been published by the International Organization for Standardization (ISO) as ISO/IEC 15291:1999.

Ada Conformity Assessment

This article, originally published in IEEE Software, describes ISO/IEC 18009:1999 – Ada: Conformity Assessment of a Language Processor.

Ada95 Guidelines: Style-Guide

Ada95 Quality and Style: Guidelines for Professional Programmers

Designed to help computer professionals produce better Ada programs by identifying a set of stylistic guidelines that will directly impact the quality of their Ada95 programs. .pdf, .txt, .ps, .doc, .zip

Ada95 Study Notes, Comments, & Information Flyers

Ada Issues

The home of the ARG, including various indexes to the Ada Issues, and the Ada Issue Database. All Ada issues are available here.

Language Study Notes (LSN) for Ada95

An index of files.

Ada95 Mapping/Revision Team Comments

An archive of daily mail sent to the ada9x-mrt, from 1992 to May 1998.

Introducing Ada95

An AdaIC article on Ada95, the world’s first internationally standardized OOP language.

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