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
- Validation::Class Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 36UNKNOWN 0FAIL 0NA 0 36 0 0 0
     Scalar::Util Bug reports Detailed test results is depended on by ... Core module Core module
-      Hash::Flatten Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 51UNKNOWN 0FAIL 0NA 0 51 0 0 0
-          Test::Assertions Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 85UNKNOWN 0FAIL 0NA 0 85 0 0 0
             Getopt::Long Bug reports Detailed test results is depended on by ... Core module Core module
-              Log::Trace Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 85UNKNOWN 0FAIL 0NA 0 85 0 0 0
                 Test::More 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
         ExtUtils::MakeMaker Bug reports Detailed test results is depended on by ... Core module Core module
-      Hash::Merge Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 195UNKNOWN 0FAIL 0NA 0 195 0 0 0
-          Clone::Choose Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 247UNKNOWN 0FAIL 0NA 0 247 0 0 0
             Test::Without::Module Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 208UNKNOWN 0FAIL 0NA 0 208 0 0 0
             Storable Bug reports Detailed test results is depended on by ... Core module Core module
-      Module::Find Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 198UNKNOWN 0FAIL 0NA 0 198 0 0 0
         File::Find Bug reports Detailed test results is depended on by ... Core module Core module
         File::Spec Bug reports Detailed test results is depended on by ... Core module Core module
-      List::MoreUtils Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 91UNKNOWN 0FAIL 0NA 0 91 0 0 0
-          Test::LeakTrace Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 200UNKNOWN 0FAIL 0NA 0 200 0 0 0
             Exporter Bug reports Detailed test results is depended on by ... Core module Core module
         Exporter::Tiny Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 172UNKNOWN 0FAIL 0NA 0 172 0 0 0
-          List::MoreUtils::XS Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 94UNKNOWN 1FAIL 0NA 0 94 1 0 0
             base Bug reports Detailed test results is depended on by ... Core module Core module
             XSLoader Bug reports Detailed test results is depended on by ... Core module Core module
             IPC::Cmd 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
-      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
             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
             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
             TAP::Harness 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
Chance of all tests passing PASS 97%FAIL 3% 97% (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.