# \#app

**URL:** https://discourse.julialang.org/tag/app/830.md

[Latest](https://discourse.julialang.org/latest.md) · [Categories](https://discourse.julialang.org/categories.md) · [Tags](https://discourse.julialang.org/tags.md)

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## [About Pkg Apps and Extentions](https://discourse.julialang.org/t/about-pkg-apps-and-extentions/136418)

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**Author:** [@BambOoxX](https://discourse.julialang.org/u/BambOoxX)\
**Replies:** 8\
**Last updated:** [March 27, 2026, 9:14pm UTC](https://discourse.julialang.org/t/about-pkg-apps-and-extentions/136418 "2026-03-27T21:14:22Z")

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While reading 6. Apps · Pkg.jl, I was wondering if one could define a app (with its own submodule) inside of a package or if it needed to be another package altogether. In particular, what I would ideally like to do is …

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## [Command line performance: pkg app, precompilation and juliac](https://discourse.julialang.org/t/command-line-performance-pkg-app-precompilation-and-juliac/136233)

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**Author:** [@FerreolS](https://discourse.julialang.org/u/FerreolS)\
**Replies:** 4\
**Last updated:** [March 18, 2026, 7:30am UTC](https://discourse.julialang.org/t/command-line-performance-pkg-app-precompilation-and-juliac/136233 "2026-03-18T07:30:14Z")

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Hi, I just want to share my experience building a command-line tool in Julia. A few years ago, I developed a small (unregistered) package, FITSexplore, to manipulate FITS files and their headers/keywords. Recently, I …

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## [\`app status\` only lists most recently installed](https://discourse.julialang.org/t/app-status-only-lists-most-recently-installed/134672)

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**Author:** [@NonDairyNeutrino](https://discourse.julialang.org/u/NonDairyNeutrino)\
**Replies:** 0\
**Last updated:** [December 21, 2025, 8:32pm UTC](https://discourse.julialang.org/t/app-status-only-lists-most-recently-installed/134672 "2025-12-21T20:32:23Z")

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Not much more than the title actually. I have added both JuliaC and JETLS apps, but only the more recent of the them shows when invoking pkg\> app status. ~ $ julia -e 'using Pkg; Pkg.Apps.status()' \[acedd4c2\] JuliaC v0…

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## [State of Julia Interactive Apps, Executables and WebApps](https://discourse.julialang.org/t/state-of-julia-interactive-apps-executables-and-webapps/134200)

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**Author:** [@Maddy](https://discourse.julialang.org/u/Maddy)\
**Replies:** 9\
**Last updated:** [December 1, 2025, 2:50am UTC](https://discourse.julialang.org/t/state-of-julia-interactive-apps-executables-and-webapps/134200 "2025-12-01T02:50:43Z")

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I want to share my simulation online to users with different machines (Windows, MacBooks, Linux), etc., without them having to download Julia. Is there a clear, simple way to do so right now? The 2 things that I have in…

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## [PackageCompiler create\_app cannot find project, but create\_sysimage can](https://discourse.julialang.org/t/packagecompiler-create-app-cannot-find-project-but-create-sysimage-can/133152)

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**Author:** [@oscarvdvelde](https://discourse.julialang.org/u/oscarvdvelde)\
**Replies:** 0\
**Last updated:** [October 14, 2025, 7:10pm UTC](https://discourse.julialang.org/t/packagecompiler-create-app-cannot-find-project-but-create-sysimage-can/133152 "2025-10-14T19:10:10Z")

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I am trying to compile my visualization app for the first time using PackageCompiler. For this I first needed to make a properly generated Project with a module that holds the functions. I have also placed the Makie GUI…

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## [Run c++ app with embedded julia on a machine without julia installation](https://discourse.julialang.org/t/run-c-app-with-embedded-julia-on-a-machine-without-julia-installation/127274)

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**Author:** [@mitrandirsergey](https://discourse.julialang.org/u/mitrandirsergey)\
**Replies:** 3\
**Last updated:** [March 23, 2025, 11:40am UTC](https://discourse.julialang.org/t/run-c-app-with-embedded-julia-on-a-machine-without-julia-installation/127274 "2025-03-23T11:40:08Z")

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Hi. Is it possible to provide julia dll along with my exe file, so it could be run on a PC without julia installation? I found out an example to dynamically load julia (which is quite old) But how to provide julia mo…

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## [Creating an Electron App](https://discourse.julialang.org/t/creating-an-electron-app/93166)

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**Author:** [@sschmidhuber](https://discourse.julialang.org/u/sschmidhuber)\
**Replies:** 0\
**Last updated:** [January 18, 2023, 3:55pm UTC](https://discourse.julialang.org/t/creating-an-electron-app/93166 "2023-01-18T15:55:54Z")

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Hello, I’m using Julia a bit out of it’s major domain, I wrote a small tool for processing PDFs with a small GUI. I’m using Electron for the GUI part and all in all it works quite well (if I ignore cold start delay). H…

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## [PackageCompiler App not working other than host computer](https://discourse.julialang.org/t/packagecompiler-app-not-working-other-than-host-computer/117726)

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**Author:** [@fasihullahsaleem](https://discourse.julialang.org/u/fasihullahsaleem)\
**Replies:** 0\
**Last updated:** [August 1, 2024, 12:00pm UTC](https://discourse.julialang.org/t/packagecompiler-app-not-working-other-than-host-computer/117726 "2024-08-01T12:00:46Z")

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Hi, I just join this group and new to the Julia Language. I am trying to create the app that I can send to any other computer, and it should be able to run. But the App I created is only working or my PC. The app is succ…

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## [State of creating Executables for Julia code](https://discourse.julialang.org/t/state-of-creating-executables-for-julia-code/117045)

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**Author:** [@Maddy](https://discourse.julialang.org/u/Maddy)\
**Replies:** 1\
**Last updated:** [July 15, 2024, 6:32am UTC](https://discourse.julialang.org/t/state-of-creating-executables-for-julia-code/117045 "2024-07-15T06:32:40Z")

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How do we create an executable app for whatever code we’ve written in Julia? I am relatively new to the language. Creating my little project I felt like checking out how executables work in Julia. To my surprise, there…

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## [Android Apps in Julia?](https://discourse.julialang.org/t/android-apps-in-julia/108005)

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**Author:** [@chelseas](https://discourse.julialang.org/u/chelseas)\
**Replies:** 3\
**Last updated:** [May 11, 2024, 4:29am UTC](https://discourse.julialang.org/t/android-apps-in-julia/108005 "2024-05-11T04:29:09Z")

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Hello! I wanted to check if anyone has written a self contained app for Android in Julia? I know there were some threads a few years back. Wanted to ask again now that time has passed. I am thinking of trying it but hop…

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## [What are the differences between PackageCompiler and BinaryBuilder to build stan-alone apps?](https://discourse.julialang.org/t/what-are-the-differences-between-packagecompiler-and-binarybuilder-to-build-stan-alone-apps/100531)

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**Author:** [@bertulli](https://discourse.julialang.org/u/bertulli)\
**Replies:** 3\
**Last updated:** [June 19, 2023, 9:12am UTC](https://discourse.julialang.org/t/what-are-the-differences-between-packagecompiler-and-binarybuilder-to-build-stan-alone-apps/100531 "2023-06-19T09:12:34Z")

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Hi all! Pretty much the title question, but I’d like to give a bit of context. I’m using Julia to develop my Master’s thesis (love the language so far). I need to integrate a linear model predictor I’m developing into t…

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## [Error with MKL artifact when running app built through PackageCompiler.jl](https://discourse.julialang.org/t/error-with-mkl-artifact-when-running-app-built-through-packagecompiler-jl/98847)

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**Author:** [@heyx3](https://discourse.julialang.org/u/heyx3)\
**Replies:** 1\
**Last updated:** [May 14, 2023, 9:42pm UTC](https://discourse.julialang.org/t/error-with-mkl-artifact-when-running-app-built-through-packagecompiler-jl/98847 "2023-05-14T21:42:33Z")

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I’m experimenting with building my Julia application into an executable using PackageCompiler.jl. The build process seems to go just fine, but when I run the executable, it tries twice to “download artifact: MKL”, appear…

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## [Application does not load all artifacts during compilation](https://discourse.julialang.org/t/application-does-not-load-all-artifacts-during-compilation/82493)

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**Author:** [@BambOoxX](https://discourse.julialang.org/u/BambOoxX)\
**Replies:** 4\
**Last updated:** [June 10, 2022, 11:52am UTC](https://discourse.julialang.org/t/application-does-not-load-all-artifacts-during-compilation/82493 "2022-06-10T11:52:50Z")

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I’m currently trying to compile an app using PackageCompiler. The associated project App depends on two packages Foo and Bar. Foo itself depends on MKL which depends on MKL\_jll (which are present in the Manifest.toml of…

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## [Application compilation does not account for required code](https://discourse.julialang.org/t/application-compilation-does-not-account-for-required-code/82515)

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**Author:** [@BambOoxX](https://discourse.julialang.org/u/BambOoxX)\
**Replies:** 1\
**Last updated:** [June 9, 2022, 4:59pm UTC](https://discourse.julialang.org/t/application-compilation-does-not-account-for-required-code/82515 "2022-06-09T16:59:39Z")

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I’m currently trying to compile an app using PackageCompiler. The associated project App depends on two packages Foo and Bar. Foo contains a bit of glue code to link with Bar-provided functionnalities. These portion of…

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## [Cannot use apps created with PackageCompiler that have LLVM.jl in them](https://discourse.julialang.org/t/cannot-use-apps-created-with-packagecompiler-that-have-llvm-jl-in-them/79986)

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**Author:** [@thazhemadam](https://discourse.julialang.org/u/thazhemadam)\
**Replies:** 2\
**Last updated:** [May 3, 2022, 11:22am UTC](https://discourse.julialang.org/t/cannot-use-apps-created-with-packagecompiler-that-have-llvm-jl-in-them/79986 "2022-05-03T11:22:05Z")

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I’m trying to create an app with LLVM.jl in it. The create\_app call runs successfully, but I get an error when I try to run the app itself because the LLVMExtra artifact is apparently not downloaded and set up while the…

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## [How to use the app generated by PackageCompiler.jl?](https://discourse.julialang.org/t/how-to-use-the-app-generated-by-packagecompiler-jl/76994)

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**Author:** [@Carol](https://discourse.julialang.org/u/Carol)\
**Replies:** 1\
**Last updated:** [February 24, 2022, 2:34pm UTC](https://discourse.julialang.org/t/how-to-use-the-app-generated-by-packagecompiler-jl/76994 "2022-02-24T14:34:43Z")

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Hi, I want to make an app for my Julia package named “MyApp”. Below is the simplified usage of MyApp in Julia: using MyApp, DataFrames, CSV, Distributions a = CSV.read("data.csv", Dataframe) b = "y=x" c = 1 d = Norma…

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## [Calling a Julia app from Python (communicating through stdin)](https://discourse.julialang.org/t/calling-a-julia-app-from-python-communicating-through-stdin/69584)

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**Author:** [@Nosferican](https://discourse.julialang.org/u/Nosferican)\
**Replies:** 2\
**Last updated:** [October 12, 2021, 1:07pm UTC](https://discourse.julialang.org/t/calling-a-julia-app-from-python-communicating-through-stdin/69584 "2021-10-12T13:07:46Z")

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I am trying to run an app that takes a Python script and calls a Julia app. It should be sending JSON to the Julia app and getting back a text line. The Python side has code like from subprocess import Popen, PIPE ... …