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
- Test::WriteVariants Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 1UNKNOWN 0FAIL 0NA 0 1 0 0 0
     base 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::Directory Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 1UNKNOWN 0FAIL 0NA 0 1 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
             Test::Harness 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
             Exporter Bug reports Detailed test results is depended on by ... Core module Core module
             Test::Builder::Tester 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
-              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
                 File::Spec Bug reports Detailed test results is depended on by ... Core module Core module
                 constant 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
-      Module::Runtime Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 209UNKNOWN 0FAIL 0NA 0 209 0 0 0
-          Module::Build Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 94UNKNOWN 0FAIL 1NA 0 94 0 1 0
             Module::Metadata Bug reports Detailed test results is depended on by ... Core module Core module
             ExtUtils::Install Bug reports Detailed test results is depended on by ... Core module Core module
             CPAN::Meta Bug reports Detailed test results is depended on by ... Core module Core module
             File::Path Bug reports Detailed test results is depended on by ... Core module Core module
             Perl::OSType Bug reports Detailed test results is depended on by ... Core module Core module
             ExtUtils::Manifest Bug reports Detailed test results is depended on by ... Core module Core module
             ExtUtils::CBuilder Bug reports Detailed test results is depended on by ... Core module Core module
             Text::Abbrev Bug reports Detailed test results is depended on by ... Core module Core module
             Getopt::Long Bug reports Detailed test results is depended on by ... Core module Core module
             ExtUtils::ParseXS Bug reports Detailed test results is depended on by ... Core module Core module
             version Bug reports Detailed test results is depended on by ... Core module Core module
             Pod::Man 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
             CPAN::Meta::YAML Bug reports Detailed test results is depended on by ... Core module Core module
             Text::ParseWords 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
-      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
             Scalar::Util 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
             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
-          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
-              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::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
-      Module::Pluggable::Object Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 125UNKNOWN 0FAIL 0NA 0 125 0 0 0
         FindBin Bug reports Detailed test results is depended on by ... Core module Core module
         if Bug reports Detailed test results is depended on by ... Core module Core module
-      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
         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 98%FAIL 2% 98% (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.