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
- Firebase Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 1UNKNOWN 0FAIL 1NA 0 1 0 1 0
     Digest::SHA Bug reports Detailed test results is depended on by ... Core module Core module
-      HTTP::Thin Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 56UNKNOWN 0FAIL 0NA 0 56 0 0 0
         HTTP::Tiny 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
         warnings Bug reports Detailed test results is depended on by ... Core module Core module
-          Class::Method::Modifiers Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 105UNKNOWN 0FAIL 0NA 0 105 0 0 0
             Carp 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
             Exporter 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
             base 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
-          HTTP::Response Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 69UNKNOWN 0FAIL 0NA 0 69 0 0 0
             parent Bug reports Detailed test results is depended on by ... Core module Core module
             IO::Uncompress::Inflate Bug reports Detailed test results is depended on by ... Core module Core module
             Time::Local 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
             Compress::Raw::Zlib Bug reports Detailed test results is depended on by ... Core module Core module
-              URI::URL Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 201UNKNOWN 0FAIL 0NA 0 201 0 0 0
                 Test::Needs Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 90UNKNOWN 0FAIL 0NA 0 90 0 0 0
                 MIME::Base64 Bug reports Detailed test results is depended on by ... Core module Core module
                 Encode Bug reports Detailed test results is depended on by ... Core module Core module
-                  Test::Fatal Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 76UNKNOWN 0FAIL 0NA 0 76 0 0 0
-                      Try::Tiny Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 85UNKNOWN 0FAIL 0NA 0 85 0 0 0
                         constant 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
                 Net::Domain Bug reports Detailed test results is depended on by ... Core module Core module
                 Scalar::Util Bug reports Detailed test results is depended on by ... Core module Core module
                 MIME::Base32 Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 86UNKNOWN 0FAIL 0NA 0 86 0 0 0
-                  Test::Warnings Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 55UNKNOWN 0FAIL 0NA 0 55 0 0 0
                     Term::ANSIColor 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
             IO::HTML Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 84UNKNOWN 0FAIL 0NA 0 84 0 0 0
             Compress::Raw::Bzip2 Bug reports Detailed test results is depended on by ... Core module Core module
-              Clone Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 88UNKNOWN 0FAIL 0NA 0 88 0 0 0
-                  B::COW Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 99UNKNOWN 0FAIL 0NA 1 99 0 0 1
                     XSLoader Bug reports Detailed test results is depended on by ... Core module Core module
-              HTTP::Date Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 100UNKNOWN 0FAIL 0NA 0 100 0 0 0
                 IO::Handle Bug reports Detailed test results is depended on by ... Core module Core module
                 Time::Zone Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 84UNKNOWN 0FAIL 0NA 0 84 0 0 0
             Encode::Locale Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 91UNKNOWN 0FAIL 0NA 1 91 0 0 1
             LWP::MediaTypes Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 84UNKNOWN 0FAIL 0NA 0 84 0 0 0
         Safe::Isa Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 84UNKNOWN 0FAIL 0NA 0 84 0 0 0
         Hash::MultiValue Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 69UNKNOWN 0FAIL 0NA 0 69 0 0 0
-      Ouch Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 23UNKNOWN 0FAIL 0NA 0 23 0 0 0
-          Test::Trap Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 84UNKNOWN 0FAIL 0NA 0 84 0 0 0
             version Bug reports Detailed test results is depended on by ... Core module Core module
-              Module::Build Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 53UNKNOWN 0FAIL 0NA 0 53 0 0 0
                 ExtUtils::ParseXS Bug reports Detailed test results is depended on by ... Core module Core module
                 Module::Metadata 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
                 CPAN::Meta 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
                 Perl::OSType 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
                 File::Path 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
                 Getopt::Long 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::Manifest Bug reports Detailed test results is depended on by ... Core module Core module
-              Data::Dump Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 113UNKNOWN 0FAIL 0NA 0 113 0 0 0
                 Test Bug reports Detailed test results is depended on by ... Core module Core module
     JSON Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 96UNKNOWN 0FAIL 0NA 0 96 0 0 0
     Test::Deep Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 47UNKNOWN 0FAIL 0NA 0 47 0 0 0
-      Moo Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 91UNKNOWN 0FAIL 0NA 0 91 0 0 0
         Role::Tiny Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 101UNKNOWN 0FAIL 0NA 0 101 0 0 0
         Sub::Defer Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 89UNKNOWN 0FAIL 0NA 0 89 0 0 0
-      JSON::XS Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 73UNKNOWN 0FAIL 11NA 0 73 0 11 0
         common::sense Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 88UNKNOWN 0FAIL 0NA 0 88 0 0 0
         Canary::Stability Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 87UNKNOWN 0FAIL 0NA 0 87 0 0 0
         Types::Serialiser Bug reports Detailed test results is depended on by ... Results by OS and perl version PASS 91UNKNOWN 0FAIL 0NA 0 91 0 0 0
Chance of all tests passing PASS 42%FAIL 58% 42% (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.