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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.

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 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 seperately 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 Test results are cached for performance and may be up to three days out of date.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.

Module Perl OS
purity warnings? Include dev builds of perl?

This service costs €50 a month to run. If you think it rocks incredibly hard, then I like shiny beads, but wouldn't say no to a little something to help defray costs either.

(Get results in XML)
- 0. Verby::Action::Template S B R D Results by OS and perl version 22 PASS0 UNKNOWN0 FAIL1 NA 22 PASSes, 0 UNKNOWNs, 0 FAILs, 1 NA
- 1.      Test::MockObject S B R D Results by OS and perl version 1470 PASS3 UNKNOWN3 FAIL37 NA 1470 PASSes, 3 UNKNOWNs, 3 FAILs, 37 NAs
- 2.          Scalar::Util S B R D Results by OS and perl version 481 PASS3 UNKNOWN3 FAIL0 NA 481 PASSes, 3 UNKNOWNs, 3 FAILs, 0 NAs
- 3.              Test::More S B R D Results by OS and perl version 798 PASS5 UNKNOWN1 FAIL0 NA 798 PASSes, 5 UNKNOWNs, 1 FAIL, 0 NAs
4.                  Test::Harness S B R D Results by OS and perl version 577 PASS1 UNKNOWN13 FAIL0 NA 577 PASSes, 1 UNKNOWN, 13 FAILs, 0 NAs
5.                  ExtUtils::MakeMaker S B R D Core module Core module
- 6.          Test::Exception S B R D Results by OS and perl version 632 PASS0 UNKNOWN1 FAIL0 NA 632 PASSes, 0 UNKNOWNs, 1 FAIL, 0 NAs
- 7.              Sub::Uplevel S B R D Results by OS and perl version 809 PASS1 UNKNOWN1 FAIL3 NA 809 PASSes, 1 UNKNOWN, 1 FAIL, 3 NAs
- 8.                  Module::Build S B R D Results by OS and perl version 470 PASS1 UNKNOWN2 FAIL3 NA 470 PASSes, 1 UNKNOWN, 2 FAILs, 3 NAs
- 9.                      File::Spec S B R D Results by OS and perl version 668 PASS6 UNKNOWN2 FAIL0 NA 668 PASSes, 6 UNKNOWNs, 2 FAILs, 0 NAs
10.                          File::Path S B R D Core module Core module
11.                          Test S B R D Core module Core module
12.                          File::Basename S B R D Core module Core module
13.                      ExtUtils::Install S B R D Core module Core module
- 14.                      ExtUtils::CBuilder S B R D Results by OS and perl version 501 PASS0 UNKNOWN1 FAIL0 NA 501 PASSes, 0 UNKNOWNs, 1 FAIL, 0 NAs
15.                          IO::File S B R D Core module Core module
16.                          Text::ParseWords S B R D Core module Core module
17.                      ExtUtils::Manifest S B R D Core module Core module
18.                      Getopt::Long S B R D Core module Core module
19.                      Data::Dumper S B R D Core module Core module
- 20.                      ExtUtils::ParseXS S B R D Results by OS and perl version 312 PASS0 UNKNOWN2 FAIL0 NA 312 PASSes, 0 UNKNOWNs, 2 FAILs, 0 NAs
21.                          Exporter S B R D Results by OS and perl version 939 PASS2 UNKNOWN1 FAIL1 NA 939 PASSes, 2 UNKNOWNs, 1 FAIL, 1 NA
22.                      File::Temp S B R D Results by OS and perl version 695 PASS0 UNKNOWN1 FAIL0 NA 695 PASSes, 0 UNKNOWNs, 1 FAIL, 0 NAs
23.          UNIVERSAL::isa S B R D Results by OS and perl version 943 PASS4 UNKNOWN6 FAIL1 NA 943 PASSes, 4 UNKNOWNs, 6 FAILs, 1 NA
24.          UNIVERSAL::can S B R D Results by OS and perl version 393 PASS0 UNKNOWN2 FAIL1 NA 393 PASSes, 0 UNKNOWNs, 2 FAILs, 1 NA
25.      Test::use::ok S B R D Results by OS and perl version 1740 PASS1 UNKNOWN0 FAIL0 NA 1740 PASSes, 1 UNKNOWN, 0 FAILs, 0 NAs
- 26.      Verby S B R D Results by OS and perl version 37 PASS1 UNKNOWN20 FAIL15 NA 37 PASSes, 1 UNKNOWN, 20 FAILs, 15 NAs
- 27.          Directory::Scratch S B R D Results by OS and perl version 979 PASS4 UNKNOWN32 FAIL1 NA 979 PASSes, 4 UNKNOWNs, 32 FAILs, 1 NA
28.              Path::Class S B R D Results by OS and perl version 263 PASS0 UNKNOWN3 FAIL0 NA 263 PASSes, 0 UNKNOWNs, 3 FAILs, 0 NAs
29.              File::Slurp S B R D Results by OS and perl version 1697 PASS1 UNKNOWN7 FAIL0 NA 1697 PASSes, 1 UNKNOWN, 7 FAILs, 0 NAs
- 30.          POE::Component::ResourcePool S B R D Results by OS and perl version 186 PASS0 UNKNOWN0 FAIL0 NA 186 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
- 31.              MooseX::POE S B R D Results by OS and perl version 23 PASS0 UNKNOWN0 FAIL0 NA 23 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
- 32.                  Moose S B R D Results by OS and perl version 67 PASS0 UNKNOWN0 FAIL1 NA 67 PASSes, 0 UNKNOWNs, 0 FAILs, 1 NA
- 33.                      Package::DeprecationManager S B R D Results by OS and perl version 120 PASS0 UNKNOWN0 FAIL0 NA 120 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
- 34.                          Test::Warn S B R D Results by OS and perl version 968 PASS0 UNKNOWN2 FAIL0 NA 968 PASSes, 0 UNKNOWNs, 2 FAILs, 0 NAs
35.                              Tree::DAG_Node S B R D Results by OS and perl version 1781 PASS0 UNKNOWN3 FAIL0 NA 1781 PASSes, 0 UNKNOWNs, 3 FAILs, 0 NAs
36.                          Params::Util S B R D Results by OS and perl version 425 PASS2 UNKNOWN0 FAIL0 NA 425 PASSes, 2 UNKNOWNs, 0 FAILs, 0 NAs
37.                          Sub::Install S B R D Results by OS and perl version 1411 PASS1 UNKNOWN0 FAIL0 NA 1411 PASSes, 1 UNKNOWN, 0 FAILs, 0 NAs
- 38.                      Class::MOP S B R D Results by OS and perl version 72 PASS0 UNKNOWN0 FAIL1 NA 72 PASSes, 0 UNKNOWNs, 0 FAILs, 1 NA
- 39.                          MRO::Compat S B R D Results by OS and perl version 1200 PASS0 UNKNOWN1 FAIL0 NA 1200 PASSes, 0 UNKNOWNs, 1 FAIL, 0 NAs
- 40.                              Class::C3 S B R D Results by OS and perl version 214 PASS0 UNKNOWN0 FAIL0 NA 214 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
41.                                  Algorithm::C3 S B R D Results by OS and perl version 633 PASS0 UNKNOWN1 FAIL0 NA 633 PASSes, 0 UNKNOWNs, 1 FAIL, 0 NAs
42.                          List::MoreUtils S B R D Results by OS and perl version 1701 PASS6 UNKNOWN60 FAIL0 NA 1701 PASSes, 6 UNKNOWNs, 60 FAILs, 0 NAs
43.                          Task::Weaken S B R D Results by OS and perl version 1177 PASS1 UNKNOWN0 FAIL0 NA 1177 PASSes, 1 UNKNOWN, 0 FAILs, 0 NAs
44.                          Try::Tiny S B R D Results by OS and perl version 322 PASS0 UNKNOWN0 FAIL0 NA 322 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
45.                          Package::Stash S B R D Results by OS and perl version 290 PASS0 UNKNOWN0 FAIL0 NA 290 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
46.                          Sub::Name S B R D Results by OS and perl version 1716 PASS11 UNKNOWN2 FAIL1 NA 1716 PASSes, 11 UNKNOWNs, 2 FAILs, 1 NA
47.                          Data::OptList S B R D Results by OS and perl version 499 PASS0 UNKNOWN0 FAIL0 NA 499 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
- 48.                          Devel::GlobalDestruction S B R D Results by OS and perl version 1653 PASS8 UNKNOWN2 FAIL1 NA 1653 PASSes, 8 UNKNOWNs, 2 FAILs, 1 NA
49.                              Scope::Guard S B R D Results by OS and perl version 313 PASS0 UNKNOWN0 FAIL0 NA 313 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
50.                              Sub::Exporter S B R D Results by OS and perl version 1429 PASS5 UNKNOWN0 FAIL0 NA 1429 PASSes, 5 UNKNOWNs, 0 FAILs, 0 NAs
- 51.                  POE S B R D Results by OS and perl version 40 PASS0 UNKNOWN2 FAIL0 NA 40 PASSes, 0 UNKNOWNs, 2 FAILs, 0 NAs
52.                      Storable S B R D Results by OS and perl version 817 PASS7 UNKNOWN17 FAIL0 NA 817 PASSes, 7 UNKNOWNs, 17 FAILs, 0 NAs
53.                      POE::Test::Loops S B R D Results by OS and perl version 365 PASS3 UNKNOWN0 FAIL0 NA 365 PASSes, 3 UNKNOWNs, 0 FAILs, 0 NAs
54.                      IO::Tty S B R D Results by OS and perl version 1272 PASS47 UNKNOWN11 FAIL0 NA 1272 PASSes, 47 UNKNOWNs, 11 FAILs, 0 NAs
- 55.              Tie::RefHash::Weak S B R D Results by OS and perl version 800 PASS2 UNKNOWN1 FAIL0 NA 800 PASSes, 2 UNKNOWNs, 1 FAIL, 0 NAs
- 56.                  Variable::Magic S B R D Results by OS and perl version 218 PASS0 UNKNOWN4 FAIL0 NA 218 PASSes, 0 UNKNOWNs, 4 FAILs, 0 NAs
57.                      XSLoader S B R D Results by OS and perl version 810 PASS2 UNKNOWN21 FAIL0 NA 810 PASSes, 2 UNKNOWNs, 21 FAILs, 0 NAs
58.                      base S B R D Results by OS and perl version 528 PASS0 UNKNOWN2 FAIL0 NA 528 PASSes, 0 UNKNOWNs, 2 FAILs, 0 NAs
59.                  Tie::RefHash S B R D Results by OS and perl version 1074 PASS1 UNKNOWN1 FAIL0 NA 1074 PASSes, 1 UNKNOWN, 1 FAIL, 0 NAs
60.              Carp::Clan S B R D Results by OS and perl version 816 PASS2 UNKNOWN0 FAIL0 NA 816 PASSes, 2 UNKNOWNs, 0 FAILs, 0 NAs
61.              Set::Object S B R D Results by OS and perl version 56 PASS0 UNKNOWN0 FAIL0 NA 56 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
- 62.          Test::Deep S B R D Results by OS and perl version 969 PASS0 UNKNOWN2 FAIL0 NA 969 PASSes, 0 UNKNOWNs, 2 FAILs, 0 NAs
63.              Test::Tester S B R D Results by OS and perl version 1852 PASS1 UNKNOWN2 FAIL0 NA 1852 PASSes, 1 UNKNOWN, 2 FAILs, 0 NAs
64.              Test::NoWarnings S B R D Results by OS and perl version 561 PASS1 UNKNOWN0 FAIL0 NA 561 PASSes, 1 UNKNOWN, 0 FAILs, 0 NAs
- 65.          MooseX::LogDispatch S B R D Results by OS and perl version 172 PASS0 UNKNOWN1 FAIL0 NA 172 PASSes, 0 UNKNOWNs, 1 FAIL, 0 NAs
66.              IO::Scalar S B R D Results by OS and perl version 2018 PASS2 UNKNOWN3 FAIL0 NA 2018 PASSes, 2 UNKNOWNs, 3 FAILs, 0 NAs
- 67.              Log::Dispatch::Configurator S B R D Results by OS and perl version 245 PASS0 UNKNOWN9 FAIL0 NA 245 PASSes, 0 UNKNOWNs, 9 FAILs, 0 NAs
68.                  AppConfig S B R D Results by OS and perl version 1746 PASS3 UNKNOWN4 FAIL2 NA 1746 PASSes, 3 UNKNOWNs, 4 FAILs, 2 NAs
- 69.                  Log::Dispatch S B R D Results by OS and perl version 698 PASS4 UNKNOWN4 FAIL1 NA 698 PASSes, 4 UNKNOWNs, 4 FAILs, 1 NA
70.                      Sys::Syslog S B R D Results by OS and perl version 1013 PASS3 UNKNOWN32 FAIL0 NA 1013 PASSes, 3 UNKNOWNs, 32 FAILs, 0 NAs
- 71.                      Params::Validate S B R D Results by OS and perl version 503 PASS2 UNKNOWN2 FAIL0 NA 503 PASSes, 2 UNKNOWNs, 2 FAILs, 0 NAs
72.                          Attribute::Handlers S B R D Results by OS and perl version 301 PASS0 UNKNOWN0 FAIL0 NA 301 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
- 73.                          Pod::Man S B R D Results by OS and perl version 336 PASS0 UNKNOWN0 FAIL0 NA 336 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
- 74.                              Pod::Simple S B R D Results by OS and perl version 276 PASS0 UNKNOWN1 FAIL1 NA 276 PASSes, 0 UNKNOWNs, 1 FAIL, 1 NA
75.                                  Pod::Escapes S B R D Results by OS and perl version 1238 PASS3 UNKNOWN0 FAIL0 NA 1238 PASSes, 3 UNKNOWNs, 0 FAILs, 0 NAs
76.                                  Text::Wrap S B R D Results by OS and perl version 650 PASS0 UNKNOWN0 FAIL0 NA 650 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
77.                                  constant S B R D Core module Core module
78.          Hash::AsObject S B R D Results by OS and perl version 139 PASS0 UNKNOWN1 FAIL0 NA 139 PASSes, 0 UNKNOWNs, 1 FAIL, 0 NAs
79.          Class::Inspector S B R D Results by OS and perl version 1227 PASS0 UNKNOWN0 FAIL0 NA 1227 PASSes, 0 UNKNOWNs, 0 FAILs, 0 NAs
80.      Template S B R D Results by OS and perl version 919 PASS9 UNKNOWN12 FAIL0 NA 919 PASSes, 9 UNKNOWNs, 12 FAILs, 0 NAs
Chance of all tests passing 25% (but note that 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.

code written while listening to
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so the bugs are all his fault