[pjmlp]

Keeping 7 Ada vendors in business, one of the few areas where developers actually pay for tooling.

https://www.adacore.com/

https://www.ghs.com/products/ada_optimizing_compilers.html

https://www.ptc.com/en/products/developer-tools/apexada

https://www.ddci.com/solutions/products/ddci-developer-suite...

http://www.irvine.com/tech.html

http://www.ocsystems.com/w/index.php/OCS:PowerAda

http://www.rrsoftware.com/html/prodinf/janus95/j-ada95.htm

[zerr]

It's more like people in golf suits agree on corruption schemes rather than actual devs making decisions.

[pjmlp]

Which nonetheless reveals it is more relevant than others.