CINXE.COM

<!doctype html> <html lang="en"> <head> <title>PYZ File - What is a .pyz file and how do I open it?</title> <link rel="canonical" href="https://fileinfo.com/extension/pyz"> <meta name="description" content="Learn about .PYZ files and view a list of programs that open them."> <meta name="keywords" content="pyz, file, extension, format, Python Application Zip File, executable, open, information"> <meta name="robots" content="max-image-preview:large"> <meta name="viewport" content="width=device-width, initial-scale=1"> <meta charset="utf-8"> <link rel="preconnect" href="https://www.google-analytics.com"> <link rel="preconnect" href="https://www.googletagservices.com"> <link rel="stylesheet" href="https://fileinfo.com/css/fi.css" media="screen, print"> <link rel="icon" href="/svg/favicon.svg"> <script>window.dataLayer=window.dataLayer||[];function gtag(){dataLayer.push(arguments)}gtag('consent','default',{'ad_storage':'granted','ad_user_data':'granted','ad_personalization':'granted','analytics_storage':'granted'});gtag('consent','default',{'ad_storage':'denied','ad_user_data':'denied','ad_personalization':'denied','region':["NO","DE","FI","BE","PT","BG","DK","LT","LU","LV","HR","FR","HU","SE","SI","MC","SK","MF","SM","YT","IE","GF","EE","MQ","MT","GP","IS","GR","IT","ES","AT","RE","CY","CZ","AX","PL","RO","LI","NL"]})</script> <script src="https://cdn.cookielaw.org/scripttemplates/otSDKStub.js" data-domain-script="018e19d6-934c-7aae-a5c9-0bcacddb6876"></script> <script async src="https://www.googletagmanager.com/gtag/js?id=G-LLQNVLKP34"></script> <script>window.dataLayer=window.dataLayer||[];function gtag(){dataLayer.push(arguments)}gtag('js',new Date());gtag('config','G-LLQNVLKP34')</script> <script>for(var ca=document.cookie.split("; "),i=0;i<ca.length;i++){var c=ca[i];if(-1!=c.indexOf("fi_theme=")){var theme=c.substring(9,c.length),html=document.getElementsByTagName("html")[0];html.classList.add("theme-"+theme),USERTHEME=theme;}else-1!=c.indexOf("fi_size=")&&(USERSIZE=c.substring(8,c.length))}var cvJS,ua=navigator.userAgent;(-1<ua.indexOf("MSIE")||-1<ua.indexOf("Trident"))&&((cvJS=document.createElement("script")).src="/js/css_vars.js",cvJS.setAttribute("onload","cssVars()"),document.head.appendChild(cvJS));</script> <script async src="https://securepubads.g.doubleclick.net/tag/js/gpt.js"></script> <script src="/js/prebid9.20.0.js"></script> <script>const adVars = {"gamPageUrl":"\/extension\/pyz","sizes":{"tlb":[[970,90],[728,90],[468,60],[320,100]],"lb":[[728,90],[468,60],[320,100]],"lbf":[[728,90],[468,60],[320,100],[320,50],"fluid"],"ss":[[300,600],[160,600],[728,90],[468,60],[320,100]]},"mappings":{"tlb":{"[985, 0]":[[970,90],[728,90],[468,60],[320,100]],"[743, 0]":[[728,90],[468,60],[320,100]],"[0, 0]":[[320,100],[320,50]]},"lb":{"[827, 0]":[[728,90],[468,60],[320,100]],"[513, 0]":[[468,60],[320,100]],"[0, 0]":[[320,100]]},"lbf":{"[827, 0]":[[728,90],[468,60],[320,100],[320,50],"fluid"],"[513, 0]":[[468,60],[320,100],[320,50],"fluid"],"[0, 0]":[[320,100],[320,50],"fluid"]},"ss":{"[1025, 1100]":[[300,600],[160,600],[300,250]],"[1025, 0]":[[300,250],[320,100]],"[743, 0]":[[728,90],[468,60],[320,100]],"[483, 0]":[[468,60],[320,100]],"[0, 0]":[[320,100]]}},"slots":[{"id":"1589910687980","name":"fi_tlb_2020","sizes":"tlb","mapping":"tlb"},{"id":"1695406251416","name":"fi_elb0_2023","sizes":"lbf","mapping":"lbf"},{"id":"1589912704162","name":"fi_elb_2020","sizes":"lb","mapping":"lb"},{"id":"1589922359625","name":"fi_ess_2020","sizes":"ss","mapping":"ss"}]};</script> <script>let adsLoaded=false;let bidsReady=false;let cmpReady=false;let adsReady=false;const PREBID_TIMEOUT=3e3;window.googletag=window.googletag||{cmd:[]};var pbjs=pbjs||{};pbjs.que=pbjs.que||[];defineAdSlots();initializeAds();initializePrebid();displayAds();function OptanonWrapper(){cmpReady=true;loadAds()}function loadAds(){if(adsLoaded||!cmpReady||!adsReady||!bidsReady)return;pbjs.initAdserverSet=true;const isPersonalized=typeof __tcfapi!=="undefined"||OnetrustActiveGroups.indexOf("C0004")!==-1;googletag.cmd.push(function(){pbjs.setTargetingForGPTAsync&&pbjs.setTargetingForGPTAsync();if(isPersonalized){googletag.pubads().refresh()}else{googletag.pubads().setPrivacySettings({nonPersonalizedAds:true});googletag.pubads().refresh()}});loadAdSense(!isPersonalized);adsLoaded=true}function loadAdSense(nonPersonalized){if(window.innerWidth<=1e3){const script=document.createElement("script");script.async=true;script.src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js";script.setAttribute("data-ad-client","ca-pub-0087137714961591");if(nonPersonalized){script.setAttribute("data-privacy-treatments","disablePersonalization")}document.head.appendChild(script)}}function defineAdSlots(){adVars.slots.forEach(slot=>{const sizes=adVars.sizes[slot.sizes];googletag.cmd.push(function(){const sizeMapping=googletag.sizeMapping();const mappings=adVars.mappings[slot.mapping];Object.entries(mappings).forEach(([viewport,sizes])=>{const viewportArray=JSON.parse(viewport);sizeMapping.addSize(viewportArray,sizes)});const builtMapping=sizeMapping.build();googletag.defineSlot(`/1009901/${slot.name}`,sizes,`div-gpt-ad-${slot.id}-0`).defineSizeMapping(builtMapping).addService(googletag.pubads())})})}function initializePrebid(){setTimeout(function(){bidsReady=true;loadAds()},PREBID_TIMEOUT);var adUnits=adVars.slots.map(slot=>{const mapping=adVars.mappings[slot.mapping];const sizeConfig=Object.entries(mapping).map(([viewport,sizes])=>{const[width,height]=JSON.parse(viewport);return{minViewPort:[width,height],sizes:sizes}});return{code:`div-gpt-ad-${slot.id}-0`,mediaTypes:{banner:{sizeConfig:[{minViewPort:[985,0],sizes:[[970,90],[728,90]]},{minViewPort:[743,0],sizes:[[728,90],[468,60]]},{minViewPort:[483,0],sizes:[[468,60],[320,100]]},{minViewPort:[0,0],sizes:[[320,100]]}]}},bids:[{bidder:"medianet",params:{cid:"8CUXIQ261",crid:"428025514"}}]}});pbjs.que.push(function(){pbjs.addAdUnits(adUnits);pbjs.requestBids({bidsBackHandler:function(){bidsReady=true;loadAds()}})})}function initializeAds(){googletag.cmd.push(function(){googletag.pubads().disableInitialLoad();googletag.pubads().enableSingleRequest();googletag.enableServices();adsReady=true;loadAds()})}function displayAds(){adVars.slots.forEach(slot=>{googletag.cmd.push(function(){googletag.display(`div-gpt-ad-${slot.id}-0`)})})}</script><script type="application/ld+json"> {"@context":"http://schema.org","@type":"Article","name":"PYZ File Extension","alternateName":"Python Application Zip File","headline":"What is a .pyz file and how do I open it?","description":"A PYZ file is an executable Python application stored in a compressed or uncompressed .ZIP archive. It contains a .PY script (likely named __main__.py) and may also include Python modules, libraries, and resource files. Users package and share Python applications as PYZ files to share with others who can securely run them across different platforms without installation.","url":"https://fileinfo.com/extension/pyz","keywords":"pyz, file, extension, format, Python Application Zip File, executable, open, information","dateCreated":"2024-08-28","datePublished":"2024-08-28","dateModified":"2024-08-28","copyrightHolder":{"@type":"Organization","name":"Sharpened Productions"},"publisher":{"@type":"Organization","name":"FileInfo.com","url":"https://fileinfo.com/","logo":"https://fileinfo.com/img/main/fileinfo_com.png"},"locationCreated":{"@type":"Place","name":"United States"},"inLanguage":"en-US","mainEntityOfPage":{"@type":"WebPage","@id":"https://fileinfo.com/extension/pyz"},"about":{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"How do I open a .pyz file?","acceptedAnswer":{"@type":"Answer","text":"You can open PYZ files with the Python interpreter (beginning with version 2.6) on any platform. For example, you can type the following in Python to run a Python application in a PYZ file: python filename.pyz. You can also run a PYZ file in Windows by double-clicking it."}}]}} </script> </head> <body class="ext"> <div id="full"> <header id="siteheader"> <div class="content"> <a href="#main" class="visuallyhidden">Skip to main content</a> <a href="/" class="logo"><img src="/svg/logo.svg" alt="FileInfo.com" width="174" height="34"></a> <div class="siteheader-middle"> <div class="searchwrapper collapsed"> <form id="search" class="search" action="/search" method="post"> <div class='autocomplete' role='combobox' aria-expanded='false' aria-owns='autocomplete-results'> <input type="text" id="term" name="term" placeholder="Search (e.g. pyz, txt, csv, log, dat)" aria-label="Search (e.g. psd, docx, exe, jpg, zip)" autocomplete="off" class='autocomplete-input term' aria-autocomplete='both' aria-controls='autocomplete-results'> <button id="searchsubmit" class="searchsubmit"></button> </div> <ul id='autocomplete-results' class='autocomplete-results hidden' aria-label='Search'> </ul> </form> </div> <a href="/random" class="headerbutton random" id="random"><img src="/svg/random.svg" alt="random" width="16" height="16"></a> <button id="searchtoggle"><img src="/svg/search-white.svg" alt="search" width="18" height="18"></button> </div> <div class="siteheader-right"> <button id="menuopen"><img src="/svg/menu.svg" alt="open menu" width="18" height="14"></button> <nav id="sitemenu" class="collapsed"> <button id="menuclose"><img src="/svg/close.svg" alt="close menu" width="14" height="14"></button> <ul> <li><a href="/filetypes/">File Types</a></li> <li><a href="/apps/">Software</a></li> <li><a href="/help/">Help Center</a></li> <li class="mobile"><a href="/random">Random Extension</a></li> <li class="settings"> <button id="settings"><img src="/svg/settings.svg" alt="settings" width="22" height="22"></button> <div class="settingsmenu"> <fieldset> <legend>Theme</legend> <input id="theme-default" value="default" type="radio" name="theme" checked> <label for="theme-default">Light</label> <input id="theme-dark" value="dark" type="radio" name="theme" > <label for="theme-dark">Dark</label> <input id="theme-hc" value="hc" type="radio" name="theme" > <label for="theme-hc">High Contrast</label> </fieldset> <div class="fontsizewrapper"><label for="fontsize">Font Size<input type="range" id="fontsize" name="fontsize" min="14" max="26" step="2" value="18"></label><span class="currentsize">18</span></div> <button id="resetsettings">Reset</button> </div> </li> </ul> </nav> </div> </div> </header> <main> <div class="adTopLB"> <div id="div-gpt-ad-1589910687980-0"> </div> </div> <div id="main"> <div id="left"> <nav class="filetype_nav collapsed longnav"> <div class="navtop"> <span class="navtitle">PAGE CONTENTS</span> <button class="jumpnavtoggle"> <span class="visuallyhidden">Page Contents Menu</span> <svg height="18" viewBox="0 0 32 32" width="18" xmlns="http://www.w3.org/2000/svg"><path clip-rule="evenodd" d="m4.93934 10.9393c.58579-.5857 1.53553-.5857 2.12132 0l8.93934 8.9394 8.9393-8.9394c.5858-.5857 1.5356-.5857 2.1214 0 .5857.5858.5857 1.5356 0 2.1214l-10 10c-.5858.5857-1.5356.5857-2.1214 0l-9.99996-10c-.58579-.5858-.58579-1.5356 0-2.1214z" fill="rgb(0,0,0)" fill-rule="evenodd"/></svg></button> </div> <ol><li class="ftypenav open"><a href="#python_application_zip_file_overview" class="ftype active">Python Application Zip File</a><ul class="subnav"><li><a href="#python_application_zip_file_moreinfo">More Information</a></li><li><a href="#python_application_zip_file_open">How to Open</a></li><li><a href="#python_application_zip_file_apps">Program List</a></li></ul></ol></nav> <article> <div class="extTop"><header class="extHeader card"><h1><span class="fext">.PYZ</span> File Extension</h1></header> <section id="python_application_zip_file" class="filetype card hasfooter" data-termid="13737"> <div id="python_application_zip_file_overview"> <div class="entryHeader"> <div class="entryIcon" data-bg="https://fileinfo.com/img/icons/files/128/default.png" data-bg-lg="https://fileinfo.com/img/icons/files/256/default.png" title="Document Icon"></div> <h2 class="title">Python Application Zip File</h2> <table class="headerInfo"> <tr> <td>Developer</td> <td>Python Software Foundation</td> </tr> <tr> <td>Popularity</td> <td> <div class="popularity"> <span class="rtg three-half"></span><span class="stats"><span class="voteavg">3.5</span>  |  <span class="votetotal">4</span> <span class="votes">Votes</span></span></div></td> </tr> <tr> <td class="quickapp_label" data-label="Open with"> </td> <td class="quickapp_link"></td> </tr> </table> </div> <h3 id="python_application_zip_file_info" class="heading">What is a PYZ file?</h3> <div class="infoBox"> <p>A PYZ file is an executable <a href="https://techterms.com/definition/python" target="techterms">Python</a> application stored in a compressed or uncompressed <a href="/extension/zip">.ZIP</a> archive. It contains a <a href="/extension/py">.PY</a> script (likely named <span class="filename">__main__.py</span>) and may also include Python modules, libraries, and resource files. Users package and share Python applications as PYZ files to share with others who can securely run them across different platforms without installation.</p> </div> </div> <section id="python_application_zip_file_moreinfo"><h3 class="heading">More Information</h3> <div class="infoBox"> <p>You can create a .pyz file using the "zipapp" module in Python's standard library. To create a PYZ file, type the following:</p> <p><span class="command">import zipapp</span></p> <p><span class="command">zipapp.create_archive('filename.pyz', interpreter='path_to_python')</span></p> <p><b>NOTE:</b> PYZ files run in the Python console window, while PYZW files store a Python Windows (<a href="https://techterms.com/definition/gui" target="techterms">GUI</a>) application.</p> </div> </section> <div class="adBotLB native"> <div id="div-gpt-ad-1695406251416-0"> </div> </div> <section id="python_application_zip_file_open"> <h3 class="heading">How to open a PYZ file</h3> <div class="infoBox"> <p>You can open PYZ files with the Python interpreter (beginning with version 2.6) on any platform. For example, you can type the following in Python to run a Python application in a PYZ file: <span class="command">python filename.pyz</span>. You can also run a PYZ file in Windows by double-clicking it.</p> <p>Since PYZ files are renamed ZIP files, you can open them with a standard compression utility, such as "Windows File Explorer," <a href="/software/apple/archive_utility">Apple Archive Utility</a> (macOS), <a href="/software/corel/winzip">Corel WinZip</a> (Windows), or <a href="/software/corel/winzip_mac">Corel WinZip Mac</a> (macOS). You may need to rename the file extension from <span class="filename">.pyz</span> to <span class="filename">.zip</span>.</p> </div> </section> <a href="/software/windows_file_viewer?ref=13737&b=1" class="promo" data-promo="fvp" data-ref="13737" data-ext="PYZ"><span class="promotext">Open over 400 file formats with <span class="promotitle">File Viewer Plus</span>.</span><span class="promoaction">Free Download</span></a> <section id="python_application_zip_file_apps"> <div class="programsheading"> <h3 class="programsquestion">Programs that open PYZ files</h3> <div class="programsmenu"> <button class="sort">Sort</button> <div class="sortmenu"> <div class="sortoptions"> <button class="psort" data-sort="license">Pricing</button> <button class="psort" data-sort="program">Program Name</button> <button class="psort" data-sort="platform">Platform</button> </div> <button class="sort-reset">Reset</button> </div> <button class="licenseheading" aria-label="pricing details"></button> <div class="licenseinfo"> <div class="licenseinfox"><button aria-label="close" style="outline: none;">X</button></div> </div> </div> </div> <div class="programsBox infoBox"> <div class="programs" data-plat="win"> <div class="platformwrapper"> <div class="platform"><div class="platIcon" data-bg="https://fileinfo.com/img/os/windows.png" data-bg-lg="https://fileinfo.com/img/os/windows2x.png"></div>Windows</div> <div class="apps"> <div class="app"><div class="appIcon" data-bg="https://fileinfo.com/img/icons/apps/32/python_software_foundation_python.png" data-bg-lg="https://fileinfo.com/img/icons/apps/64/python_software_foundation_python.png"></div><div class="appmid"><div class="program"><a href="/software/python_software_foundation/python">Python Software Foundation Python</a></div><span class="license free">Free</span></div></div> </div> </div> </div> <div class="programs" data-plat="mac"> <div class="platformwrapper"> <div class="platform"><div class="platIcon" data-bg="https://fileinfo.com/img/os/mac.png" data-bg-lg="https://fileinfo.com/img/os/mac2x.png"></div>Mac</div> <div class="apps"> <div class="app"><div class="appIcon" data-bg="https://fileinfo.com/img/icons/apps/32/python_software_foundation_python.png" data-bg-lg="https://fileinfo.com/img/icons/apps/64/python_software_foundation_python.png"></div><div class="appmid"><div class="program"><a href="/software/python_software_foundation/python">Python Software Foundation Python</a></div><span class="license free">Free</span></div></div> </div> </div> </div> <div class="programs" data-plat="lin"> <div class="platformwrapper"> <div class="platform"><div class="platIcon" data-bg="https://fileinfo.com/img/os/linux.png" data-bg-lg="https://fileinfo.com/img/os/linux2x.png"></div>Linux</div> <div class="apps"> <div class="app"><div class="appIcon" data-bg="https://fileinfo.com/img/icons/apps/32/python_software_foundation_python.png" data-bg-lg="https://fileinfo.com/img/icons/apps/64/python_software_foundation_python.png"></div><div class="appmid"><div class="program"><a href="/software/python_software_foundation/python">Python Software Foundation Python</a></div><span class="license free">Free</span></div></div> </div> </div> </div> </div> </section> <div class="adBotLB"> <div id="div-gpt-ad-1589912704162-0"> </div> </div> <footer class="ftfooter"><span>Category: <a href="/filetypes/executable">Executable Files</a></span><div class="upDate">Updated: August 28, 2024</div></footer></section> </div> </article> <div class="fileinfo card"> <h2 class="heading"><svg height="20" viewBox="0 0 20 20" width="20" xmlns="http://www.w3.org/2000/svg"><path d="m10 0c5.5228475 0 10 4.4771525 10 10s-4.4771525 10-10 10-10-4.4771525-10-10 4.4771525-10 10-10zm5.1507914 5.74076153c-.38707-.3317743-.9547571-.31591752-1.3224984.01829628l-.0875496.09016895-5.2977434 6.17879134-2.23589322-2.23510675-.09420734-.08318861c-.3922912-.30502489-.95952226-.27729535-1.32000622.08318861-.36048396.36048395-.3882135.92771505-.08318861 1.32000625l.08318861.0942073 3 3 .09209242.0815699c.382869.299536.92993804.278526 1.28870593-.0494925l.08556503-.0883928 6-7 .0757182-.10031012c.2740391-.41453005.2028866-.97796356-.1841834-1.30973785z" fill="#09aa51" fill-rule="evenodd"/></svg> Verified by FileInfo.com</h2> <p><a href="/help/authors">The FileInfo.com team</a> has independently researched the Python Application Zip file format and Mac, Windows, and Linux apps listed on this page. Our goal is 100% accuracy and we only publish information about file types that we have verified.</p> <p>If you would like to suggest any additions or updates to this page, <a href="/contact?form=update&ext=pyz">please let us know</a>.</p> </div> <div class="prevnext"> <a href="/extension/pyxel">‹ .PYXEL</a> <span> | </span> <a href="/extension/pz">.PZ ›</a> </div> </div> <div id="right"> <div id="fixedside"> <div class="pagenav"> <h2>PAGE CONTENTS</h2> <nav> <ol> <li class="ftypenav open"> <a href="#python_application_zip_file_overview" class="ftype active">Python Application Zip File</a> <ul class="subnav"> <li><a href="#python_application_zip_file_moreinfo">More Information</a></li> <li><a href="#python_application_zip_file_open">How to Open</a></li> <li><a href="#python_application_zip_file_apps">Program List</a></li> </ul> </li> </ol> </nav> </div> <div class="adRightSky"> <div id="div-gpt-ad-1589922359625-0"> </div> </div> </div> </div> </div> <script> TYPE = "e"; extArr = new Array(); extArr[0] = 13737; formatInfo = [{"heading":"Zip","detail":"This file is saved in a zipped format. You can view the contents by unzipping it with a file decompression program."}] T="pyz";C="ab4becaeacf22c3c901ccf4a92b4f8aa"; </script> </main> <footer id="sitefooter"><a href="https://sharpened.com/" target="_blank" rel="noopener"><span class="copyright">© 2025 Sharpened Productions</span></a>  |  <a href="/terms">Terms of Use</a>  |  <a href="/privacy">Privacy Policy</a>  |  <button class="ot-sdk-show-settings">Cookie Settings</button>  |  <a href="/about">About</a>  |  <a href="/contact">Contact</a></footer> </div> <script defer src="https://fileinfo.com/js/fi.js?v=1"></script> <script async src="https://fundingchoicesmessages.google.com/i/pub-0087137714961591?ers=1" nonce="WQeQmShICpf9rYcBWE6D9w"></script><script nonce="WQeQmShICpf9rYcBWE6D9w">(function() {function signalGooglefcPresent() {if (!window.frames['googlefcPresent']) {if (document.body) {const iframe = document.createElement('iframe'); iframe.style = 'width: 0; height: 0; border: none; z-index: -1000; left: -1000px; top: -1000px;'; iframe.style.display = 'none'; iframe.name = 'googlefcPresent'; document.body.appendChild(iframe);} else {setTimeout(signalGooglefcPresent, 0);}}}signalGooglefcPresent();})();</script> </body> </html>