Snapcraft - Snaps are universal Linux packages

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Touch</a> </h3> </div> <div class="col-2 col-start-large-8"> <footer> <p class="u-no-margin--bottom"> <time pubdate datetime="POST_UPDATED" class="article-time">3 April 2024</time><br> </p> <em class="article-author">Aaron Prisk</em> </footer> </div> </div> </div> <div class="p-section"> <hr class="p-rule"> <div class="row"> <div class="col-6"> <h3 class="p-heading--2"> <a href="https://snapcraft.io/blog/managing-software-snap-store-proxy" class="article-link article-title">Managing software in complex network environments: the Snap Store Proxy</a> </h3> </div> <div class="col-2 col-start-large-8"> <footer> <p class="u-no-margin--bottom"> <time pubdate datetime="POST_UPDATED" class="article-time">15 January 2024</time><br> </p> <em class="article-author">Holly Hall</em> </footer> </div> </div> </div> <div class="p-section"> <hr class="p-rule"> <div class="row"> <div class="col-6"> <h3 class="p-heading--2"> <a href="https://snapcraft.io/blog/we-wish-you-risc-v-holidays" class="article-link article-title">We wish you RISC-V holidays!</a> </h3> </div> <div class="col-2 col-start-large-8"> <footer> <p class="u-no-margin--bottom"> <time pubdate datetime="POST_UPDATED" class="article-time">21 December 2023</time><br> </p> <em class="article-author">Igor Ljubuncic</em> </footer> </div> </div> </div> </div> </div> </section>    </section> <section class="p-strip--white u-no-padding--top u-no-padding--bottom"> <div class="row"> <div class="col-start-large-4 col-9"> <div class="p-strip is-deep"> <h2>Learn how to snap an app in 30 minutes</h2> </div> </div> </div> <div class="row p-section" id="language"> <hr class="p-rule"> <div class="col-2"> <div class="u-hide--large"> <div class="p-muted-heading"> <label for="choose-language">Choose your language:</label> </div> <select id="choose-language" data-js="flow-options"> <option value="python">Python</option> <option value="pre-built">Pre-built apps</option> <option value="c">C/C++</option> <option value="go">Go</option> <option value="java">Java</option> <option value="node">Node.js</option> <option value="electron">Electron</option> <option value="flutter">Flutter</option> <option value="ruby">Ruby</option> <option value="rust">Rust</option> <option value="moos">MOOS</option> <option value="ros">ROS</option> <option value="ros2">ROS 2</option> </select> </div> <h3 class="p-muted-heading u-hide--small u-hide--medium u-sv2">Choose <br>your language:</h3> <div class="p-side-navigation u-hide--small u-hide--medium"> <ul class="p-side-navigation__list" data-js="flow-links-container"> <li class="p-side-navigation__item"> <a class="p-side-navigation__link" href="/first-snap/python" data-js="flow-link" data-flow="python" aria-current="page"> <img src="https://assets.ubuntu.com/v1/b0f5ac3f-logo-python.svg" alt="" width="24" height="24">   Python </a> </li> <li class="p-side-navigation__item"> <a class="p-side-navigation__link" href="/first-snap/pre-built" data-js="flow-link" data-flow="pre-built"> <img src="https://assets.ubuntu.com/v1/571b641b-logo-prepackaged-apps.svg" alt="" width="24" height="24">   Pre-built apps </a> </li> <li class="p-side-navigation__item"> <a class="p-side-navigation__link" href="/first-snap/c" data-js="flow-link" data-flow="c"> <img src="https://assets.ubuntu.com/v1/ef1f8882-logo-cpp.svg" alt="" width="24" height="24">   C/C++ </a> </li> <li class="p-side-navigation__item"> <a class="p-side-navigation__link" href="/first-snap/golang" data-js="flow-link" data-flow="go"> <img src="https://assets.ubuntu.com/v1/551b3590-logo-go.svg" alt="" width="24" height="24">   Go </a> </li> <li class="p-side-navigation__item"> <a class="p-side-navigation__link" href="/first-snap/java" data-js="flow-link" data-flow="java"> <img src="https://assets.ubuntu.com/v1/d1ed3b5d-logo-java.svg" alt="" width="24" height="24">   Java </a> </li> <li class="p-side-navigation__item"> <a class="p-side-navigation__link" href="/first-snap/node" data-js="flow-link" 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data-js="flow-link" data-flow="rust"> <img src="https://assets.ubuntu.com/v1/6f250572-logo-rust.svg" alt="" width="24" height="24">   Rust </a> </li> <li class="p-side-navigation__item"> <a class="p-side-navigation__link" href="/first-snap/moos" data-js="flow-link" data-flow="moos"> <img src="https://assets.ubuntu.com/v1/6808d58c-logo-moos.svg" alt="" width="24" height="24">   MOOS </a> </li> <li class="p-side-navigation__item"> <a class="p-side-navigation__link" href="/first-snap/ros" data-js="flow-link" data-flow="ros"> <img src="https://assets.ubuntu.com/v1/ecb3bce5-logo-ros.svg" alt="" width="24" height="24">   ROS </a> </li> <li class="p-side-navigation__item"> <a class="p-side-navigation__link" href="/first-snap/ros2" data-js="flow-link" data-flow="ros2"> <img src="https://assets.ubuntu.com/v1/6fd7ea3b-logo-ros-2.svg" alt="" width="24" height="24">   ROS 2 </a> </li> </ul> </div> </div> <div class="col-9 col-start-large-4 js-fsf-language-select p-rule--vertical"> <div class="u-hide" data-flow-details="c"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for C/C++ projects?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Snaps are easy to discover and install. Millions of users can browse and install snaps graphically in the Snap Store or from the command-line.</li> <li class="p-list__item has-bullet">Snaps install and run the same across Linux. They bundle the exact versions of your app’s dependencies.</li> <li class="p-list__item has-bullet">Snaps automatically update to the latest version. Four times a day, users’ systems will check for new versions and upgrade in the background.</li> <li class="p-list__item has-bullet">Upgrades are not disruptive. Because upgrades are not in-place, users can keep your app open as it’s upgraded in the background.</li> <li class="p-list__item has-bullet">Upgrades are safe. If your app fails to upgrade, users automatically roll back to the previous revision.</li> </ul> <p>In just a few steps, you’ll have an example C/C++ app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Here's how <a href="https://snapcraft.io/docs/c-c-applications">DOSBox</a> defines snapcraft.yaml:</h3> </div> <div class ="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml"><b>name</b>: dosbox <b>version</b>: "0.74-svn" <b>summary</b>: DOS emulator <b>description</b>: | DOSBox is a x86 emulator with Tandy/Hercules/ […] <b>base</b>: core18 <b>confinement</b>: devmode <b>parts</b>: <b>dosbox</b>: <b>plugin</b>: autotools <b>source-type</b>: tar <b>source</b>: http://source.dosbox.com/dosboxsvn.tgz <b>build-packages</b>: - g++ - make - libsdl1.2-dev […] - libasound2-dev <b>stage-packages</b>: - freeglut3 - libsdl-sound1.2 - libsdl-net1.2 […] - zlib1g <b>apps</b>: <b>dosbox</b>: <b>command</b>: dosbox <b>environment</b>: <b>"LD_LIBRARY_PATH"</b>: "$SNAP/usr/lib/$SNAPCRAFT_ARCH_TRIPLET/pulseaudio" <b>"DISABLE_WAYLAND"</b>: "1"</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/c-c-applications">Continue &rsaquo;</a> </div> </div> <div class="u-hide" data-flow-details="electron"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for Electron projects?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Snaps are easy to discover and install. Millions of users can browse and install snaps graphically in the Snap Store or from the command-line.</li> <li class="p-list__item has-bullet">Snaps install and run the same across Linux. They bundle Electron and all of your app’s dependencies, be they Node modules or system libraries.</li> <li class="p-list__item has-bullet">Snaps automatically update to the latest version. Four times a day, users’ systems will check for new versions and upgrade in the background.</li> <li class="p-list__item has-bullet">Upgrades are not disruptive. Because upgrades are not in-place, users can keep your app open as it’s upgraded in the background.</li> <li class="p-list__item has-bullet">Upgrades are safe. If your app fails to upgrade, users automatically roll back to the previous revision.</li> </ul> <p>In just a few steps, you’ll have an example Electron app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Here's how to use it with <a href="https://github.com/electron/electron-quick-start">Electron quick-start</a></h3> </div> <div class ="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml">{ <b>"name"</b>: "electron-quick-start", <b>"version"</b>: "1.0.0", <b>"description"</b>: "A minimal Electron application", <b>"main"</b>: "main.js", <b>"scripts"</b>: { <b>"start"</b>: "electron .", <b>"dist"</b>: "build --linux snap" }, <b>"repository"</b>: "https://github.com/electron/electron-quick-start", <b>"keywords"</b>: [ "Electron", "quick", "start", "tutorial", "demo" ], <b>"author"</b>: "GitHub", <b>"license"</b>: "CC0-1.0", <b>"devDependencies"</b>: { <b>"electron"</b>: "^11.2.1", <b>"electron-builder"</b>: "^22.9.1" } }</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/electron-apps">Continue &rsaquo;</a> </div> </div> <div class="u-hide" data-flow-details="flutter"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for Flutter projects?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Snaps are easy to discover and install. Millions of users can browse and install snaps graphically in the Snap Store or from the command-line.</li> <li class="p-list__item has-bullet">Snaps install and run the same across Linux. They bundle the exact versions of your app’s dependencies.</li> <li class="p-list__item has-bullet">Snaps automatically update to the latest version. Four times a day, users’ systems will check for new versions and upgrade in the background.</li> <li class="p-list__item has-bullet">Upgrades are not disruptive. Because upgrades are not in-place, users can keep your app open as it’s upgraded in the background.</li> <li class="p-list__item has-bullet">Upgrades are safe. If your app fails to upgrade, users automatically roll back to the previous revision.</li> </ul> <p>In just a few steps, you’ll have an example Flutter app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Here's how <a href="https://github.com/snapcraft-docs/my-flutter-app">my-flutter-app</a> defines snapcraft.yaml:</h3> </div> <div class ="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml"><b>name</b>: my-flutter-app <b>version</b>: '1.0' <b>summary</b>: An example Flutter snap <b>description</b>: | An example showing how Flutter programs can be packaged as snaps. <b>base</b>: core22 <b>confinement</b>: strict <b>grade</b>: stable <b>apps</b>: <b>my-flutter-app</b>: <b>command</b>: my_flutter_app <b>extensions</b>: [gnome] <b>parts</b>: <b>my-flutter-app</b>: <b>source</b>: . <b>plugin: flutter</b> <b>flutter-target</b>: lib/main.dart</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/flutter-applications">Continue &rsaquo;</a> </div> </div> <div class="u-hide" data-flow-details="go"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for Go projects?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Easy to discover and install by millions using the Snap Store or command-line every day</li> <li class="p-list__item has-bullet">Automatically updated to the latest stable version of your app</li> <li class="p-list__item has-bullet">Revert to the previous version if an update fails, preserving data</li> </ul> <p> Programming in Go makes it easy to create a zip of your app that runs across Linux, without dependencies. However, end user discovery and update management remain a challenge. Snaps fill this gap, letting you distribute a Go app in an app store experience for end users. </p> <p>In just a few steps, you’ll have an example Go app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Here’s how <a href=https://github.com/degville/woke-snap>Woke</a> defines snapcraft.yaml:</h3> </div> <div class ="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml"><b>name</b>: woke <b>summary</b>: Detect non-inclusive language in your source code <b>description</b>: | Creating an inclusive work environment is imperative […] <b>version</b>: git <b>grade</b>: stable <b>base</b>: core20 <b>confinement</b>: devmode <b>apps</b>: <b>woke</b>: <b>command</b>: bin/woke <b>plugs</b>: - home <b>parts</b>: <b>woke</b>: <b>plugin</b>: go <b>source-type</b>: git <b>source</b>: https://github.com/get-woke/woke</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/go-applications">Continue &rsaquo;</a> </div> </div> <div class="u-hide" data-flow-details="java"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for Java projects?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Simplify installation instructions, regardless of distribution, to snap install myjavaapp.</li> <li class="p-list__item has-bullet">Directly control the delivery of automatic application updates.</li> </ul> <p>Distributing a Java application for Linux and reaching the widest possible audience is complicated. Typically, the user has to make sure the JRE/SDK version and their environment are configured correctly. When a Linux distribution changes the delivered JRE, this can be problematic for applications. Snapcraft ensures the correct JRE is shipped alongside the application at all times.</p> <p>In just a few steps, you’ll have an example Java app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Here's how <a href="https://github.com/snapcraft-docs/freeplane">Freeplane</a> defines snapcraft.yaml:</h3> </div> <div class ="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml"><b>name</b>: freeplane <b>title</b>: Freeplane <b>version</b>: '1.8.1' <b>summary</b>: A free tool to structure and organise your information […] <b>description</b>: | Freeplane is a free and open source software […] <b>base</b>: core18 <b>confinement</b>: strict <b>apps</b>: <b>freeplane</b>: <b>extensions</b>: - gnome-3-28 <b>command</b>: freeplane-$SNAPCRAFT_PROJECT_VERSION/freeplane.sh <b>environment</b>: JAVA_HOME: $SNAP/usr/lib/jvm/java-11-openjdk-amd64 PATH: $JAVA_HOME/jre/bin:$PATH <b>plugs</b>: - home - network - cups-control <b>parts</b>: <b>freeplane</b>: <b>plugin</b>: gradle <b>source</b>: https://github.com/freeplane/freeplane.git <b>source-tag</b>: release-$SNAPCRAFT_PROJECT_VERSION <b>gradle-version</b>: '5.1.1' <b>gradle-output-dir</b>: BIN <b>gradle-options</b>: [binZip, -xtest, -xcreateGitTag] <b>override-build</b>: | snapcraftctl build unzip -o DIST/freeplane_bin-*.zip -d $SNAPCRAFT_PART_INSTALL/ <b>build-packages</b>: - unzip</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/java-applications">Continue &rsaquo;</a> </div> </div> <div class="u-hide" data-flow-details="moos"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for MOOS projects?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Bundle all the runtime requirements, including the exact version of MOOS/MOOS-IvP and system libraries you need.</li> <li class="p-list__item has-bullet">Directly and reliably control the delivery of application updates using existing infrastructure.</li> <li class="p-list__item has-bullet">Upgrades are safe. If your app fails to upgrade, users automatically roll back to the previous revision.</li> <li class="p-list__item has-bullet">Extremely simple creation of daemons.</li> </ul> <p>In just a few steps, you’ll have an example MOOS app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Here's an example snapcraft.yaml that uses MOOS:</h3> </div> <div class ="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml"><b>name</b>: test-moos <b>version</b>: '0.1' <b>summary</b>: MOOS Example <b>description</b>: | This example includes MOOSDB, the main […] <b>base</b>: core18 <b>confinement</b>: devmode <b>parts</b>: <b>test-moos</b>: <b>source</b>: https://github.com/themoos/core-moos/archive/v10.4.0.tar.gz <b>plugin</b>: cmake <b>build-packages</b>: [g++] <b>apps</b>: <b>test-moos</b>: <b>command</b>: bin/MOOSDB</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/moos-applications">Continue &rsaquo;</a> </div> </div> <div class="u-hide" data-flow-details="node"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for Node.js projects?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Easy to discover and install by millions using the Snap Store or command-line every day.</li> <li class="p-list__item has-bullet">Automatically updated to the latest stable version of your app.</li> <li class="p-list__item has-bullet">Revert to the previous version if an update fails, preserving data.</li> </ul> <p>With npm you can distribute apps to other developers, but it’s not tailored to end users. Snaps let you distribute your Node app in an app store experience.</p> <p>In just a few steps, you’ll have an example Node.js app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Here's how <a href="https://github.com/snapcraft-docs/wethr">wethr</a> defines snapcraft.yaml:</h3> </div> <div class ="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml"><b>name</b>: wethr <b>version</b>: git <b>summary</b>: Command line weather tool. <b>description</b>: | Get current weather:- $ wethr Get current weather in metric units $ wethr --metric Get current weather in imperial units $ wethr --imperial <b>confinement</b>: strict <b>base</b>: core20 <b>apps</b>: <b>wethr</b>: <b>command</b>: wethr <b>parts</b>: <b>wethr</b>: <b>plugin</b>: npm <b>npm-node-version</b>: 14.16.1 <b>source</b>: .</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/node-apps">Continue &rsaquo;</a> </div> </div> <div class="u-hide" data-flow-details="pre-built"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for pre-built apps?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Easy to discover and install by millions using the Snap Store or command-line every day</li> <li class="p-list__item has-bullet">Automatically updated to the latest stable version of your app</li> <li class="p-list__item has-bullet">Revert to the previous version if an update fails, preserving data</li> <li class="p-list__item has-bullet">Isolation ensures no conflicts between applications</li> <li class="p-list__item has-bullet">Identical behaviour across Linux distributions, even with library dependencies</li> </ul> <p> Distributing the Linux build of your app as a zip lets you provide one download and set of instructions for all of Linux. However, end user discovery and update management remain a challenge. Snaps fill this gap, letting you wrap your existing Linux build in an app store experience for end users. </p> <p>In just a few steps, you’ll have an example pre-built app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">How <a href="https://github.com/snapcraft-docs/geekbench4">geekbench 4</a> defines snapcraft.yaml</h3> </div> <div class ="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml"><b>name</b>: test-geekbench4 <b>version</b>: 4.2.0 <b>summary</b>: Cross-Platform Benchmark <b>description</b>: | Geekbench 4 measures your system's power […] <b>confinement</b>: devmode <b>base</b>: core18 <b>parts</b>: <b>test-geekbench4</b>: <b>plugin</b>: dump <b>source</b>: http://cdn.geekbench.com/Geekbench-$SNAPCRAFT_PROJECT_VERSION-Linux.tar.gz <b>apps</b>: <b>test-geekbench4</b>: <b>command</b>: geekbench4</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/pre-built-apps">Continue &rsaquo;</a> </div> </div> <div class="u-hide" data-flow-details="python"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for Python projects?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Easy to discover and install by millions using the Snap Store or command-line every day</li> <li class="p-list__item has-bullet">Automatically updated to the latest stable version of your app</li> <li class="p-list__item has-bullet">Revert to the previous version if an update fails, preserving data</li> <li class="p-list__item has-bullet">Isolation ensures no conflicts between applications</li> <li class="p-list__item has-bullet">Identical behaviour across Linux distributions, even with library dependencies</li> </ul> <p> With PyPI you can distribute apps to other developers, but it’s not tailored to end users. Virtualenv lets you install an app’s dependencies in isolation, but it’s not automatically used for installs from PyPI. Snaps let you distribute a dependency-isolated Python app in an app store experience for end users. </p> <p>In just a few steps, you’ll have an example Python app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Here's how <a href="https://snapcraft.io/liquidctl">liquidctl</a> defines snapcraft.yaml:</h3> </div> <div class ="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml"><b>name</b>: liquidctl <b>summary</b>: a status and control utility to for power, cooling and LED components <b>description</b>: | liquidctl is a command-line tool to monitor and control […] <b>version</b>: test <b>base</b>: core22 <b>confinement</b>: strict <b>parts</b>: <b>liquidctl</b>: <b>plugin</b>: python <b>source</b>: . <b>stage-packages</b>: - python3-usb <b>apps</b>: <b>liquidctl</b>: <b>command</b>: bin/liquidctl <b>plugs</b>: - raw-usb - hardware-observe</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/python-apps">Continue &rsaquo;</a> </div> </div> <div class="u-hide" data-flow-details="ros"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for ROS projects?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Bundle all the runtime requirements, including the exact version of ROS and system libraries you need.</li> <li class="p-list__item has-bullet">Expand the distributions supported beyond just Ubuntu.</li> <li class="p-list__item has-bullet">Directly and reliably control the delivery of application updates using existing infrastructure.</li> <li class="p-list__item has-bullet">Extremely simple creation of daemons.</li> </ul> <p>In just a few steps, you’ll have an example ROS app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Here's an example snapcraft.yaml that uses ROS:</h3> </div> <div class ="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml"><b>name</b>: ros-talker-listener <b>version</b>: '0.1' <b>summary</b>: ROS Talker/Listener Example <b>description</b>: | This example launches a ROS talker and listener. <b>confinement</b>: devmode <b>base</b>: core20 <b>parts</b>: <b>ros-tutorials</b>: <b>plugin</b>: catkin <b>source</b>: https://github.com/ros/ros_tutorials.git <b>source-branch</b>: noetic-devel <b>catkin-packages</b>: [roscpp_tutorials] <b>stage-packages</b>: - ros-noetic-roslaunch <b>apps</b>: <b>ros-talker-listener</b>: <b>command</b>: opt/ros/noetic/bin/roslaunch roscpp_tutorials talker_listener.launch <b>extensions</b>: [ros1-noetic]</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/ros-applications">Continue &rsaquo;</a> </div> </div> <div class="u-hide" data-flow-details="ros2"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for ROS2 projects?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Bundle all the runtime requirements, including the exact version of ROS and system libraries you need.</li> <li class="p-list__item has-bullet">Expand the distributions supported beyond just Ubuntu.</li> <li class="p-list__item has-bullet">Directly and reliably control the delivery of application updates using existing infrastructure.</li> <li class="p-list__item has-bullet">Extremely simple creation of daemons.</li> </ul> <p>In just a few steps, you’ll have an example ROS2 app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Here's an example snapcraft.yaml that uses ROS2:</h3> </div> <div class="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml"><b>name</b>: ros2-talker-listener <b>version</b>: '0.1' <b>summary</b>: ROS2 Talker/Listener Example <b>description</b>: | This example launches a ROS2 talker and listener. <b>confinement</b>: devmode <b>base</b>: core22 <b>parts</b>: <b>ros-demos</b>: <b>plugin</b>: colcon <b>source</b>: https://github.com/ros2/demos.git <b>source-branch</b>: humble <b>source-subdir</b>: demo_nodes_cpp <b>stage-packages</b>: [ros-humble-ros2launch] <b>apps</b>: <b>ros2-talker-listener</b>: <b>command</b>: opt/ros/humble/bin/ros2 launch demo_nodes_cpp talker_listener.launch.py <b>extensions</b>: [ros2-humble]</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/ros2-applications">Continue &rsaquo;</a> </div> </div> <div class="u-hide" data-flow-details="ruby"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for Ruby projects?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Bundle all the runtime requirements.</li> <li class="p-list__item has-bullet">Simplify installation instructions, regardless of distribution, to snap install myrubyapp.</li> <li class="p-list__item has-bullet">Directly control the delivery of automatic application updates.</li> <li class="p-list__item has-bullet">Extremely simple creation of services.</li> </ul> <p>Linux install instructions for Ruby applications often get complicated. To prevent modules from different Ruby applications clashing with each other, developer tools like rvm or rbenv must be used. With snapcraft, it’s one command to produce a bundle that works anywhere.</p> <p>In just a few steps, you’ll have an example Ruby app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Here’s how <a href="https://github.com/snapcraft-docs/mdl">Markdown lint tool</a> uses it:</h3> </div> <div class="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml"><b>name</b>: test-mdl <b>version</b>: "0.5.0" <b>summary</b>: Markdown lint tool <b>description</b>: | Style checker/lint tool for markdown files <b>confinement</b>: devmode <b>base</b>: core18 <b>parts</b>: <b>test-mdl</b>: <b>source</b>: . <b>plugin</b>: ruby <b>gems</b>: - rake - bundler <b>override-build</b>: | snapcraftctl build rake install <b>build-packages</b>: - git <b>apps</b>: <b>test-mdl</b>: <b>command</b>: bin/mdl</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/ruby-applications">Continue &rsaquo;</a> </div> </div> <div class="u-hide" data-flow-details="rust"> <hr class="p-rule u-hide--large"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Why are snaps good for Rust projects?</h3> </div> <div class="col-6"> <ul class="p-list--divided"> <li class="p-list__item has-bullet">Easy to discover and install by millions using the Snap Store or command-line every day.</li> <li class="p-list__item has-bullet">Automatically updated to the latest stable version of your app.</li> <li class="p-list__item has-bullet">Revert to the previous version if an update fails, preserving data.</li> </ul> <p>You can distribute your apps across Linux using a musl-enabled version of Rust, with all the dependencies satisfied. However, end user discovery and update management remain a challenge. Snaps fill this gap, letting you distribute a Rust app in an app store experience for end users.</p> <p>In just a few steps, you’ll have an example Rust app in the Snap Store.</p> </div> </div> <hr class="p-rule"> <div class="row"> <div class="col-3"> <h3 class="p-heading--5">Here's how <a href="https://github.com/snapcraft-docs/xsv">XSV</a> defines snapcraft.yaml:</h3> </div> <div class="p-show-more is-collapsed col-6" data-js="js-show-more"> <pre class="p-code-yaml"><b>name</b>: test-xsv <b>version</b>: git <b>summary</b>: A fast CSV command line toolkit written in Rust <b>description</b>: | xsv is a command line program for indexing […] <b>base</b>: core18 <b>confinement</b>: devmode <b>parts</b>: <b>test-xsv</b>: <b>plugin</b>: rust <b>source</b>: . <b>apps</b>: <b>test-xsv</b>: <b>command</b>: bin/xsv</pre> <div class="p-show-more__fade"> <div class="p-show-more__link-container"> <a href="/" class="p-show-more__link p-button has-icon"> <span>Show more</span> <i class="p-icon--chevron-down"></i> </a> </div> </div> </div> </div> <div class="u-align--right"> <hr> <a class="p-button--positive" href="/docs/rust-applications">Continue &rsaquo;</a> </div> </div> </div> </div> </section> <section class="p-strip is-deep"> <div class="u-fixed-width p-block"> <hr class="p-rule"> <h2 class="p-muted-heading"> Testimonials </h2> </div> <div class="row"> <div class="col-medium-6 col-3"> <a href="/heroku"> <img src="https://res.cloudinary.com/canonical/image/fetch/f_auto,q_auto,fl_sanitize,w_128,h_64/https://assets.ubuntu.com/v1/53b1b835-logo-heroku.svg" srcset="https://res.cloudinary.com/canonical/image/fetch/c_limit,f_auto,q_auto,fl_sanitize,w_256,h_128/https://assets.ubuntu.com/v1/53b1b835-logo-heroku.svg 2x" alt="Heroku" width="128" height="64" loading="lazy" /> </a> </div> <div class="col-medium-3 col-3"> <h3 class="p-heading--4"><em>“The auto-updating feature is huge”</em></h3> </div> <div class="col-medium-3 col-6"> <blockquote class="p-testimonial"> <p><em>Due to the nature of our platform, we release updates more than daily which admittedly can be annoying for our users to constantly update.</em></p> <p><em>Therefore, having them done seamlessly in the background makes life for our users so much easier. It’s great to see snaps as the first serious attempt to try and unify the community.</em></p> <cite> <strong>Jeff Dickey</strong><br> <span class="u-text-muted">CLI engineer, <a href="https://www.heroku.com/" >Heroku</a></span> </cite> </blockquote> </div> </div> <div class="u-fixed-width"><hr class="p-rule"></div> <div class="row"> <div class="col-medium-6 col-3"> <a href="/code"> <img src="https://res.cloudinary.com/canonical/image/fetch/f_auto,q_auto,fl_sanitize,w_128,h_64/https://assets.ubuntu.com/v1/e4c220b3-logo-microsoft.svg" srcset="https://res.cloudinary.com/canonical/image/fetch/c_limit,f_auto,q_auto,fl_sanitize,w_256,h_128/https://assets.ubuntu.com/v1/e4c220b3-logo-microsoft.svg 2x" alt="Microsoft" width="128" height="64" loading="lazy" /> </a> </div> <div class="col-medium-3 col-3"> <h3 class="p-heading--4"><em>“Starting with snaps <br class="u-hide--medium u-hide--small"> is easy”</em></h3> </div> <div class="col-medium-3 col-6"> <blockquote class="p-testimonial"> <p><em>We definitely find Snapcraft easier as it is yaml based and provides details of what artifacts are needed. Debian packaging has things that need to be followed which can be distribution specific, which creates complication.</em></p> <p><em>The modular containment is what appealed about snaps and [we] can see it will be a lot more flexible. Starting with snaps is easy and the resources that are provided are clean and structured which aids adoption.</em></p> <cite> <strong>Lee Coward and Rakesh Singh</strong><br> <a href="https://www.microsoft.com/net/" >.NET (Microsoft)</a> </cite> </blockquote> </div> </div> <div class="u-fixed-width"><hr class="p-rule"></div> <div class="row"> <div class="col-medium-6 col-3" style="padding-top: 8px;"> <a href="/publisher/jetbrains"> <img src="https://res.cloudinary.com/canonical/image/fetch/f_auto,q_auto,fl_sanitize,w_66,h_72/https://assets.ubuntu.com/v1/a82ec61c-logo-jetbrains.svg" srcset="https://res.cloudinary.com/canonical/image/fetch/c_limit,f_auto,q_auto,fl_sanitize,w_132,h_144/https://assets.ubuntu.com/v1/a82ec61c-logo-jetbrains.svg 2x" alt="JetBrains" width="66" height="72" loading="lazy" /> </a> </div> <div class="col-medium-3 col-3"> <h3 class="p-heading--4"><em>“A major software discovery tool”</em></h3> </div> <div class="col-medium-3 col-6"> <blockquote class="p-testimonial u-no-margin--bottom"> <p><em>The Snap store provides additional exposure to our tools for many of our existing and potential users. The decision to use it came quite naturally. We believe the store will be a major software discovery tool on Linux, so the more people find out about our tools naturally and install them more easily, the better for everyone.</em></p> <cite> <strong>Aleksey Rostovskiy</strong><br> <span class="u-text-muted">Engineer, <a href="https://www.jetbrains.com/" >JetBrains</a></span> </cite> </blockquote> </div> </div> </section> <section class="p-section"> <hr class="p-rule is-fixed-width"> <div class="row--50-50"> <div class="col"> <h2>Showcase to millions</h2> </div> <div class="col"> <p>Reach beyond your existing audience with a listing on the Snap Store, the front page for app discovery on Ubuntu and other popular distros.</p> <p style="margin-bottom: 2rem;"><a href="/store">Browse the Snap Store</a></p> </div> </div> <div class="u-fixed-width"> <img src="https://res.cloudinary.com/canonical/image/fetch/f_auto,q_auto,fl_sanitize,w_2216,h_1591/https://assets.ubuntu.com/v1/cfd29985-skype-snap-page.jpg" srcset="https://res.cloudinary.com/canonical/image/fetch/c_limit,f_auto,q_auto,fl_sanitize,w_4432,h_3182/https://assets.ubuntu.com/v1/cfd29985-skype-snap-page.jpg 2x" alt="Snap details page" width="2216" height="1591" loading="lazy" class="u-full-width" /> </div> </section> <section class="p-section"> <div class="u-fixed-width u-hide--small u-hide--medium"><hr class="p-rule"></div> <div class="row--50-50"> <div class="col"> <h2>Measure user growth</h2> <p>Make data-driven decisions with active install metrics. Watch as automatic updates migrate users to your latest release. Understand your audience with geographic and version breakdowns.</p> </div> <div class="col" style="padding-top: 1rem;"> <img src="https://res.cloudinary.com/canonical/image/fetch/f_auto,q_auto,fl_sanitize,w_600,h_338/https://assets.ubuntu.com/v1/6a7a7b93-analytics.png" srcset="https://res.cloudinary.com/canonical/image/fetch/c_limit,f_auto,q_auto,fl_sanitize,w_1200,h_676/https://assets.ubuntu.com/v1/6a7a7b93-analytics.png 2x" alt="Snap metrics" width="600" height="338" loading="lazy" /> </div> </div> </section> </main> <footer class="l-footer--sticky p-strip is-dark" id="footer"> <div class="row"> <div class="col-9"> <p> <a class="p-link--inverted" href="#">Back to top <i class="p-icon--chevron-up is-light"></i></a> </p> <p> © 2025 Canonical Ltd. <br/> Ubuntu and Canonical are registered trademarks of Canonical Ltd. <br/> Powered by <a href="https://www.ubuntu.com/kubernetes">Charmed Kubernetes</a> </p> <p class="u-no-limit"> <small> <a href="https://forum.snapcraft.io/">Join the 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