CPAN Dependencies

Given a module name, this service will show you its dependencies along with a summary of their test results from the CPAN testers. The idea is that if you have a choice of several modules to use, this will show you which is the most reliable.

Results (Get results in XML)
  Module   Pass rate Pass Unknown Fail NA
- Data::Tumbler Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 1UNKNOWN 0FAIL 0NA 0 1 0 0 0
     List::Util Bug reports Detailed test results is depended on by ... Core module Core module
     Test::More Bug reports Detailed test results is depended on by ... Core module Core module
     ExtUtils::MakeMaker Bug reports Detailed test results is depended on by ... Core module Core module
-      Test::Most Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 163UNKNOWN 0FAIL 0NA 0 163 0 0 0
-          Exception::Class Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 165UNKNOWN 0FAIL 0NA 0 165 0 0 0
             base Bug reports Detailed test results is depended on by ... Core module Core module
             warnings Bug reports Detailed test results is depended on by ... Core module Core module
-              Devel::StackTrace Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 212UNKNOWN 0FAIL 0NA 0 212 0 0 0
                 File::Spec Bug reports Detailed test results is depended on by ... Core module Core module
             Class::Data::Inheritable Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 168UNKNOWN 0FAIL 0NA 0 168 0 0 0
         Test::Harness Bug reports Detailed test results is depended on by ... Core module Core module
-          Test::Differences Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 206UNKNOWN 0FAIL 1NA 0 206 0 1 0
-              Capture::Tiny Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 134UNKNOWN 0FAIL 0NA 0 134 0 0 0
                 IO::File Bug reports Detailed test results is depended on by ... Core module Core module
                 Exporter Bug reports Detailed test results is depended on by ... Core module Core module
                 Carp Bug reports Detailed test results is depended on by ... Core module Core module
                 File::Temp Bug reports Detailed test results is depended on by ... Core module Core module
                 lib Bug reports Detailed test results is depended on by ... Core module Core module
             Data::Dumper Bug reports Detailed test results is depended on by ... Core module Core module
-              Text::Diff Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 205UNKNOWN 0FAIL 0NA 0 205 0 0 0
                 Algorithm::Diff Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 52UNKNOWN 0FAIL 0NA 0 52 0 0 0
-          Test::Exception Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 202UNKNOWN 0FAIL 0NA 0 202 0 0 0
-              Sub::Uplevel Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 205UNKNOWN 0FAIL 0NA 0 205 0 0 0
                 constant Bug reports Detailed test results is depended on by ... Core module Core module
         Test::Warn Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 176UNKNOWN 0FAIL 0NA 0 176 0 0 0
         Test::Deep Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 160UNKNOWN 0FAIL 0NA 0 160 0 0 0
     Storable Bug reports Detailed test results is depended on by ... Core module Core module
     Time::HiRes Bug reports Detailed test results is depended on by ... Core module Core module
Chance of all tests passing PASS 99%FAIL 1% 99% (note this doesn't mean much)
The chance of success is calculated by multiplying the probabilities of the module and all its dependencies passing their tests.
Legend : = Search = Bug reports = Test results = Reverse dependencies = OS/Perl results matrix

Please note: this site is a tool to analyse the dependencies of modules written in the Perl programming language. I can not help you with any problems you might have with using any modules.

It relies on modules having META.yml or META.json files so it can work out their dependencies, and is case-sensitive. The perl version number is used to filter test results and also to determine what's a core module and what's not - some core modules also exist separately on the CPAN, but we don't bother looking at their dependencies. If you choose a version like X.Y as opposed to X.Y.Z, then you'll get test results for all X.Y.* versions, and we assume X.Y.0 for figuring out what's in core. If you choose 'any version', then you get all test results and we divine core modules from perl 5.005. Test results are cached for performance and may be up to three days out of date. Modules can depend on particular versions of other modules. We ignore that. Patches welcome.