Video

• AdaCore Channel
• AdaCore University
• PeerTube
• Ada on iPad
• Fuzzing

Online Books

• Learn Ada Now
• Progamming Book
• Intro to Aaa
• Introduction to Ada
• Ada Distilled PDF
• Ada Programming/Tutorials
• Ada 95: The Craft of Object-Oriented Programming
• Ada 95: The Craft of Object-Oriented Programming PDF
• Ada-95: A guide for C and C++ programmers
• Ada 95 Tutorial
• Programming with Ada
• The Big Online Book of Linux Ada Programming
• AUJ
• Ada 95 Problem Solving and Program Design, 3rd edition.

Google Books

• Programming in Ada 2012 by John Barnes
• Programming in Ada 2005 by John Barnes
• Programming in Ada 95
• Ada as a Second Language by Norman H. Cohen
• Ada for Software Engineers by Mordechai Ben-Ari
• Programming and Problem Solving with ADA 95 by Nell B. Dale, Chip Weems, John W. McCormick
• Concurrent and Real-Time Programming in Ada by Alan Burns and Andy Wellings
• Building Parallel, Embedded, and Real-Time Applications with Ada by John W. McCormick, Frank Singhoff, Jérôme Hugues
• Building High Integrity Applications with SPARK by John W. McCormick, Peter C. Chapin
• ADA Plus Data Structures: An Object-oriented Approach by Nell B. Dale, John Ash McCormick
• Data Structures and Algorithm Analysis in Ada by Mark Allen Weiss
• Concurrency in Ada by Alan Burns and Andy Wellings
• Real-Time Systems and Programming Languages by Alan Burns, Andrew J. Wellings
• Ada 2012 Rationale by John Barnes
• Ada 95 Rationale by John Barnes

Archive

• archive.org

Journals

• Ada Letters
• Ada User Journal Archive

Papers

• Reusable components in Ada
• Uses of Generics in Ada

Standard

• ISO/IEC 8652:2012
• ISO/IEC 8652:2012/COR 1:2016

ARG - Ada Rapporteur Group

• ARG Minutes
• ARG Docs

Program design books from Internet Archive

• High integrity software : the Spark approach to safety and security by Barnes, J. G. P., 2003.
• Ada: problem solving and program design
• Good programming practice in Ada
• Software engineering with Ada by Grady Booch and Doug Bryan, 1994.
• System design with Ada by Buhr; R. J. A, 1987.
• Software design techniques for large Ada systems by Byrne, William E, 1991.
• Design of dependable Ada software by Motet, G, 1996.
• Object-oriented design with Ada : maximizing reusability for real-time systems by Nielsen, Kjell, 1992.
• Software engineering with abstractions by Bērzin̦š, Valdis Andris, 1991.
• Object-oriented reuse, concurrency, and distribution : an Ada-based approach by Atkinson, Colin, 1991.
• Concurrent programming in Ada by Burns, Alan, 1985.
• Concurrency in ADA by Burns, Alan, 1995.
• Programming in ADA by John Barnes, 1984.
• Developing safety systems : a guide using Ada by Pyle, Ian C., 1991.