# What are those artifacts?

**URL:** <https://discourse.julialang.org/t/what-are-those-artifacts/50893>\
**Category:** General Usage\
**Tags:** question, artifacts\
**Created:** [November 28, 2020, 11:16am UTC](https://discourse.julialang.org/t/what-are-those-artifacts/50893 "2020-11-28T11:16:53Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![CodeLenz](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/codelenz/32/3419_2.png) [@CodeLenz](https://discourse.julialang.org/u/CodeLenz)\
**Post date:** [November 28, 2020, 11:16am UTC](https://discourse.julialang.org/t/what-are-those-artifacts/50893/1 "2020-11-28T11:16:53Z")

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Hi

There are a lot of artifacts like Xorg\_xcb\_\* being installed and updated when I do ]update. How can I learn more about these? Is there some reference about its need and adoption?

Thanks in advance!

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**Author:** ![giordano](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/giordano/32/2166_2.png) [@giordano](https://discourse.julialang.org/u/giordano)\
**Post date:** [November 28, 2020, 11:33am UTC](https://discourse.julialang.org/t/what-are-those-artifacts/50893/2 "2020-11-28T11:33:54Z")

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> **[Pkg + BinaryBuilder -- The Next Generation](https://julialang.org/blog/2019/11/artifacts/)**
>
> Over the past few months, we have been iterating on and refining a design for \`Pkg\` in Julia 1.3+ to reason about binary objects that are not Julia packages. While the motivating application for this work has been improving the installation...

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**Author:** ![CodeLenz](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/codelenz/32/3419_2.png) [@CodeLenz](https://discourse.julialang.org/u/CodeLenz)\
**Post date:** [November 28, 2020, 1:09pm UTC](https://discourse.julialang.org/t/what-are-those-artifacts/50893/3 "2020-11-28T13:09:24Z")

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Thank you @giordano!