How to find out what is in an Ubuntu package [duplicate]












2
















This question already has an answer here:




  • How do I get a list of installed files from a package?

    6 answers




When viewing a package on the Ubuntu repositories (e.g. launchpad), there is usually only a sentence or two describing the package contents. Is there a place online to see more detail about package contents? Often, downloading a separate docs package is the only way I can get any more info.



Responding to a comment (and other posted answers): I would like something different from listing the file names, since my question is about understanding the technical functionality provided by various packages, for example, what versions of various standards the package implements or where to find the corresponding documentation.










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marked as duplicate by muru, karel, Fabby, Eric Carvalho, Thomas Nov 17 '18 at 9:37


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.
















  • At the moment, I am looking at the jhdf5 family of packages and trying to figure out what versions of the various libraries and classes are implemented in the packages. Eventually, I did go down to the source, but this is not a very efficient way to go about things...

    – Zach Boyd
    Nov 13 '18 at 17:00











  • Packages are only compiled code, aren't they? But you're looking for source code?

    – wjandrea
    Nov 13 '18 at 19:48











  • Not the source, just documentation of things like versions, functionalities implemented, and overall purpose. Ideally something beyond the one-liners I have found so far.

    – Zach Boyd
    Nov 13 '18 at 20:51






  • 2





    Most packages have a full description as well as their one-line summary. e.g. apt-cache show bash will show you the 3-paragraph description (as well as a bunch of metadata). You can see the same thing from inside any decent package manager, like aptitude.

    – Peter Cordes
    Nov 13 '18 at 21:24











  • @PeterCordes your suggestion is helpful--the full description is more than I could find before. I would ideally like something even more informative, a middle ground between that and the full source.

    – Zach Boyd
    Nov 14 '18 at 1:57
















2
















This question already has an answer here:




  • How do I get a list of installed files from a package?

    6 answers




When viewing a package on the Ubuntu repositories (e.g. launchpad), there is usually only a sentence or two describing the package contents. Is there a place online to see more detail about package contents? Often, downloading a separate docs package is the only way I can get any more info.



Responding to a comment (and other posted answers): I would like something different from listing the file names, since my question is about understanding the technical functionality provided by various packages, for example, what versions of various standards the package implements or where to find the corresponding documentation.










share|improve this question















marked as duplicate by muru, karel, Fabby, Eric Carvalho, Thomas Nov 17 '18 at 9:37


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.
















  • At the moment, I am looking at the jhdf5 family of packages and trying to figure out what versions of the various libraries and classes are implemented in the packages. Eventually, I did go down to the source, but this is not a very efficient way to go about things...

    – Zach Boyd
    Nov 13 '18 at 17:00











  • Packages are only compiled code, aren't they? But you're looking for source code?

    – wjandrea
    Nov 13 '18 at 19:48











  • Not the source, just documentation of things like versions, functionalities implemented, and overall purpose. Ideally something beyond the one-liners I have found so far.

    – Zach Boyd
    Nov 13 '18 at 20:51






  • 2





    Most packages have a full description as well as their one-line summary. e.g. apt-cache show bash will show you the 3-paragraph description (as well as a bunch of metadata). You can see the same thing from inside any decent package manager, like aptitude.

    – Peter Cordes
    Nov 13 '18 at 21:24











  • @PeterCordes your suggestion is helpful--the full description is more than I could find before. I would ideally like something even more informative, a middle ground between that and the full source.

    – Zach Boyd
    Nov 14 '18 at 1:57














2












2








2









This question already has an answer here:




  • How do I get a list of installed files from a package?

    6 answers




When viewing a package on the Ubuntu repositories (e.g. launchpad), there is usually only a sentence or two describing the package contents. Is there a place online to see more detail about package contents? Often, downloading a separate docs package is the only way I can get any more info.



Responding to a comment (and other posted answers): I would like something different from listing the file names, since my question is about understanding the technical functionality provided by various packages, for example, what versions of various standards the package implements or where to find the corresponding documentation.










share|improve this question

















This question already has an answer here:




  • How do I get a list of installed files from a package?

    6 answers




When viewing a package on the Ubuntu repositories (e.g. launchpad), there is usually only a sentence or two describing the package contents. Is there a place online to see more detail about package contents? Often, downloading a separate docs package is the only way I can get any more info.



Responding to a comment (and other posted answers): I would like something different from listing the file names, since my question is about understanding the technical functionality provided by various packages, for example, what versions of various standards the package implements or where to find the corresponding documentation.





This question already has an answer here:




  • How do I get a list of installed files from a package?

    6 answers








apt package-management documentation






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 14 '18 at 1:59







Zach Boyd

















asked Nov 13 '18 at 16:03









Zach BoydZach Boyd

9411




9411




marked as duplicate by muru, karel, Fabby, Eric Carvalho, Thomas Nov 17 '18 at 9:37


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.






marked as duplicate by muru, karel, Fabby, Eric Carvalho, Thomas Nov 17 '18 at 9:37


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.















  • At the moment, I am looking at the jhdf5 family of packages and trying to figure out what versions of the various libraries and classes are implemented in the packages. Eventually, I did go down to the source, but this is not a very efficient way to go about things...

    – Zach Boyd
    Nov 13 '18 at 17:00











  • Packages are only compiled code, aren't they? But you're looking for source code?

    – wjandrea
    Nov 13 '18 at 19:48











  • Not the source, just documentation of things like versions, functionalities implemented, and overall purpose. Ideally something beyond the one-liners I have found so far.

    – Zach Boyd
    Nov 13 '18 at 20:51






  • 2





    Most packages have a full description as well as their one-line summary. e.g. apt-cache show bash will show you the 3-paragraph description (as well as a bunch of metadata). You can see the same thing from inside any decent package manager, like aptitude.

    – Peter Cordes
    Nov 13 '18 at 21:24











  • @PeterCordes your suggestion is helpful--the full description is more than I could find before. I would ideally like something even more informative, a middle ground between that and the full source.

    – Zach Boyd
    Nov 14 '18 at 1:57



















  • At the moment, I am looking at the jhdf5 family of packages and trying to figure out what versions of the various libraries and classes are implemented in the packages. Eventually, I did go down to the source, but this is not a very efficient way to go about things...

    – Zach Boyd
    Nov 13 '18 at 17:00











  • Packages are only compiled code, aren't they? But you're looking for source code?

    – wjandrea
    Nov 13 '18 at 19:48











  • Not the source, just documentation of things like versions, functionalities implemented, and overall purpose. Ideally something beyond the one-liners I have found so far.

    – Zach Boyd
    Nov 13 '18 at 20:51






  • 2





    Most packages have a full description as well as their one-line summary. e.g. apt-cache show bash will show you the 3-paragraph description (as well as a bunch of metadata). You can see the same thing from inside any decent package manager, like aptitude.

    – Peter Cordes
    Nov 13 '18 at 21:24











  • @PeterCordes your suggestion is helpful--the full description is more than I could find before. I would ideally like something even more informative, a middle ground between that and the full source.

    – Zach Boyd
    Nov 14 '18 at 1:57

















At the moment, I am looking at the jhdf5 family of packages and trying to figure out what versions of the various libraries and classes are implemented in the packages. Eventually, I did go down to the source, but this is not a very efficient way to go about things...

– Zach Boyd
Nov 13 '18 at 17:00





At the moment, I am looking at the jhdf5 family of packages and trying to figure out what versions of the various libraries and classes are implemented in the packages. Eventually, I did go down to the source, but this is not a very efficient way to go about things...

– Zach Boyd
Nov 13 '18 at 17:00













Packages are only compiled code, aren't they? But you're looking for source code?

– wjandrea
Nov 13 '18 at 19:48





Packages are only compiled code, aren't they? But you're looking for source code?

– wjandrea
Nov 13 '18 at 19:48













Not the source, just documentation of things like versions, functionalities implemented, and overall purpose. Ideally something beyond the one-liners I have found so far.

– Zach Boyd
Nov 13 '18 at 20:51





Not the source, just documentation of things like versions, functionalities implemented, and overall purpose. Ideally something beyond the one-liners I have found so far.

– Zach Boyd
Nov 13 '18 at 20:51




2




2





Most packages have a full description as well as their one-line summary. e.g. apt-cache show bash will show you the 3-paragraph description (as well as a bunch of metadata). You can see the same thing from inside any decent package manager, like aptitude.

– Peter Cordes
Nov 13 '18 at 21:24





Most packages have a full description as well as their one-line summary. e.g. apt-cache show bash will show you the 3-paragraph description (as well as a bunch of metadata). You can see the same thing from inside any decent package manager, like aptitude.

– Peter Cordes
Nov 13 '18 at 21:24













@PeterCordes your suggestion is helpful--the full description is more than I could find before. I would ideally like something even more informative, a middle ground between that and the full source.

– Zach Boyd
Nov 14 '18 at 1:57





@PeterCordes your suggestion is helpful--the full description is more than I could find before. I would ideally like something even more informative, a middle ground between that and the full source.

– Zach Boyd
Nov 14 '18 at 1:57










2 Answers
2






active

oldest

votes


















4














If the package is listed in one of the official Ubuntu repositories, you can search for it on https://packages.ubuntu.com/. For example, searching for aptitude will get you this page:




https://packages.ubuntu.com/bionic/aptitude




Scroll to the bottom of the page and click "list of files" for the appropriate architecture (probably amd64 or all). This will give you a list of the files contained by the package, e.g.




https://packages.ubuntu.com/bionic/amd64/aptitude/filelist







share|improve this answer
























  • This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

    – Zach Boyd
    Nov 13 '18 at 20:53



















4














Install the apt-file package:



sudo apt-get install apt-file


Update its database:



apt-file update


Now you may use the following to list the contents of a package:



apt-file list <pkgname>


Other commands, like:



apt-file search <filename>


will inform you of what package(s) contain the filename file.






share|improve this answer
























  • This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

    – Zach Boyd
    Nov 13 '18 at 20:54


















2 Answers
2






active

oldest

votes








2 Answers
2






active

oldest

votes









active

oldest

votes






active

oldest

votes









4














If the package is listed in one of the official Ubuntu repositories, you can search for it on https://packages.ubuntu.com/. For example, searching for aptitude will get you this page:




https://packages.ubuntu.com/bionic/aptitude




Scroll to the bottom of the page and click "list of files" for the appropriate architecture (probably amd64 or all). This will give you a list of the files contained by the package, e.g.




https://packages.ubuntu.com/bionic/amd64/aptitude/filelist







share|improve this answer
























  • This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

    – Zach Boyd
    Nov 13 '18 at 20:53
















4














If the package is listed in one of the official Ubuntu repositories, you can search for it on https://packages.ubuntu.com/. For example, searching for aptitude will get you this page:




https://packages.ubuntu.com/bionic/aptitude




Scroll to the bottom of the page and click "list of files" for the appropriate architecture (probably amd64 or all). This will give you a list of the files contained by the package, e.g.




https://packages.ubuntu.com/bionic/amd64/aptitude/filelist







share|improve this answer
























  • This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

    – Zach Boyd
    Nov 13 '18 at 20:53














4












4








4







If the package is listed in one of the official Ubuntu repositories, you can search for it on https://packages.ubuntu.com/. For example, searching for aptitude will get you this page:




https://packages.ubuntu.com/bionic/aptitude




Scroll to the bottom of the page and click "list of files" for the appropriate architecture (probably amd64 or all). This will give you a list of the files contained by the package, e.g.




https://packages.ubuntu.com/bionic/amd64/aptitude/filelist







share|improve this answer













If the package is listed in one of the official Ubuntu repositories, you can search for it on https://packages.ubuntu.com/. For example, searching for aptitude will get you this page:




https://packages.ubuntu.com/bionic/aptitude




Scroll to the bottom of the page and click "list of files" for the appropriate architecture (probably amd64 or all). This will give you a list of the files contained by the package, e.g.




https://packages.ubuntu.com/bionic/amd64/aptitude/filelist








share|improve this answer












share|improve this answer



share|improve this answer










answered Nov 13 '18 at 19:11









duskwuffduskwuff

1476




1476













  • This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

    – Zach Boyd
    Nov 13 '18 at 20:53



















  • This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

    – Zach Boyd
    Nov 13 '18 at 20:53

















This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

– Zach Boyd
Nov 13 '18 at 20:53





This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

– Zach Boyd
Nov 13 '18 at 20:53













4














Install the apt-file package:



sudo apt-get install apt-file


Update its database:



apt-file update


Now you may use the following to list the contents of a package:



apt-file list <pkgname>


Other commands, like:



apt-file search <filename>


will inform you of what package(s) contain the filename file.






share|improve this answer
























  • This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

    – Zach Boyd
    Nov 13 '18 at 20:54
















4














Install the apt-file package:



sudo apt-get install apt-file


Update its database:



apt-file update


Now you may use the following to list the contents of a package:



apt-file list <pkgname>


Other commands, like:



apt-file search <filename>


will inform you of what package(s) contain the filename file.






share|improve this answer
























  • This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

    – Zach Boyd
    Nov 13 '18 at 20:54














4












4








4







Install the apt-file package:



sudo apt-get install apt-file


Update its database:



apt-file update


Now you may use the following to list the contents of a package:



apt-file list <pkgname>


Other commands, like:



apt-file search <filename>


will inform you of what package(s) contain the filename file.






share|improve this answer













Install the apt-file package:



sudo apt-get install apt-file


Update its database:



apt-file update


Now you may use the following to list the contents of a package:



apt-file list <pkgname>


Other commands, like:



apt-file search <filename>


will inform you of what package(s) contain the filename file.







share|improve this answer












share|improve this answer



share|improve this answer










answered Nov 13 '18 at 20:09









ubfan1ubfan1

9,40641527




9,40641527













  • This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

    – Zach Boyd
    Nov 13 '18 at 20:54



















  • This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

    – Zach Boyd
    Nov 13 '18 at 20:54

















This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

– Zach Boyd
Nov 13 '18 at 20:54





This is helpful, as it at least saves me from downloading and extracting the deb file. I am still hoping that there will be a more detailed description of the package functionality somewhere.

– Zach Boyd
Nov 13 '18 at 20:54



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