A Sharp (.NET)

{{short description|Programming language port}}

{{Correct title|title=A#|reason=hash}}

{{primary sources|date=October 2011}}

{{Unreliable sources|date=August 2022}}

{{Infobox programming language

| name = A#

| title = A#

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| designer = Dr. Martin C. Carlisle, Lt Col Ricky Sward, Maj Jeff Humphries

| developer = AdaCore

| released = {{start date and age|2004}}

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| platform = Common Language Infrastructure

| operating system = Cross-platform

| license = GNU General Public License

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| website = {{url|www.asharp.martincarlisle.com}}

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A# is a port of the Ada programming language to the Microsoft .NET platform. A# is freely distributed by the Department of Computer Science at the United States Air Force Academy as a service to the Ada community under the terms of the GNU General Public License.

AdaCore took over this development in 2007, and announced "GNAT for .NET", which is a fully supported .NET product with all of the features of A# and more.Cited by Martin Carlisle (USAFA) https://asharp.martincarlisle.com/ and see also http://www.adacore.com/2007/09/10/adacore-first-to-bring-true-net-integration-to-ada/ {{Webarchive|url=https://web.archive.org/web/20071028102900/http://www.adacore.com/2007/09/10/adacore-first-to-bring-true-net-integration-to-ada/ |date=2007-10-28 }} As of 2021, A# has fallen dramatically in popularity and is considered by some to be a dead language (there are no known users or implementations).{{Cite web|last=Developer|first=Website|date=2021-03-10|title=The Mysterious Existence of A#|url=https://seattlewebsitedevelopers.medium.com/the-mysterious-existence-of-a-325d870ee6a4|access-date=2021-06-22|website=Medium|language=en}}{{Unreliable source?|date=August 2022}}