A tool that detects the use of many constructs in Ada programs. Use it to control style or programming rules, but also as a powerful tool to search for use (or non-use) of various forms of programming styles or design patterns.
Checkstyle4Ada provides an extension to Checkstyle, which enables Checkstyle to be used with Ada95 sources. It is packaged as an Eclipse fragment, so it can be used with eclipse-cs without modification.