- Package::Stash
- Class::Load
- Dist::CheckConflicts
- Test::DependentModules
- Devel::GlobalDestruction
- Eval::Closure
- Package::DeprecationManager
- Try::Tiny
- Test::Fatal
- Class::Method::Modifiers
- Class::Method::Modifiers::Fast
- Role::Basic
- Mouse
- Any::Moose
- Class::Accessor "moose-like";
- MooseX::Declare
- ${^GLOBAL_PHASE} in 5.13