{"id":73,"date":"2025-10-12T09:24:00","date_gmt":"2025-10-12T09:24:00","guid":{"rendered":"https:\/\/www.almtoolbox.com\/cz\/blog\/?p=73"},"modified":"2026-02-09T09:27:52","modified_gmt":"2026-02-09T09:27:52","slug":"what-is-docker-hub","status":"publish","type":"post","link":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/","title":{"rendered":"Co je Docker Hub?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">V reakci na ned\u00e1vn\u00e9 dotazy, kter\u00e9 jsme obdr\u017eeli, jsem napsal \u010dl\u00e1nek vysv\u011btluj\u00edc\u00ed, co je to Docker Hub.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Docker Hub: Centr\u00e1ln\u00ed \u00falo\u017ei\u0161t\u011b sv\u011bta kontejner\u016f<\/h2>\n\n\n\n<div style=\"height:21px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image wp-block-image size-large is-style-default\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a62eaeb7fe07&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a62eaeb7fe07\" class=\"aligncenter is-resized wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.almtoolbox.com\/blog_he\/wp-content\/uploads\/2025\/10\/docker-hub-screenshot-1-1024x566.jpg\" alt=\"sn\u00edmek obrazovky docker hub\" class=\"wp-image-12717\" style=\"aspect-ratio:1.809272521673577;width:771px;height:auto\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n<div style=\"height:21px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159edstavte si sv\u011bt, kde si ka\u017ed\u00fd v\u00fdvoj\u00e1\u0159 mus\u00ed postavit v\u0161e \u00fapln\u011b s\u00e1m: opera\u010dn\u00ed syst\u00e9m, knihovny a v\u0161echny z\u00e1vislosti aplikace od nuly, pro ka\u017ed\u00e9 prost\u0159ed\u00ed zvl\u00e1\u0161\u0165. Takov\u00fd proces by byl velmi pomal\u00fd, n\u00e1chyln\u00fd k chyb\u00e1m a vytv\u00e1\u0159el by zn\u00e1m\u00fd probl\u00e9m: &#8220;Ale na m\u00e9m po\u010d\u00edta\u010di to funguje!&#8221;.<br>Zde vstupuje do hry <strong>Docker<\/strong> a pr\u00e1v\u011b zde se <em>Docker Hub<\/em> st\u00e1v\u00e1 kl\u00ed\u010dov\u00fdm a centr\u00e1ln\u00edm n\u00e1strojem. Pokud je GitHub dnes popul\u00e1rn\u00edm m\u00edstem pro spr\u00e1vu zdrojov\u00e9ho k\u00f3du aplikac\u00ed, <em>Docker Hub<\/em> je nejroz\u0161\u00ed\u0159en\u011bj\u0161\u00edm m\u00edstem pro ukl\u00e1d\u00e1n\u00ed Docker Images \u2013 pro sd\u00edlen\u00ed a spr\u00e1vu &#8220;stavebn\u00edch kamen\u016f&#8221; modern\u00edch aplikac\u00ed.<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc48\ud83c\udffb \ud83c\udfa7 <a href=\"https:\/\/www.almtoolbox.com\/blog_he\/docker-webinar-oct-2025\/\" target=\"_blank\" rel=\"noreferrer noopener\">Zveme v\u00e1s na speci\u00e1ln\u00ed \u017eiv\u00fd webin\u00e1\u0159 ve spolupr\u00e1ci se spole\u010dnost\u00ed Docker, kde p\u0159edstav\u00edme produkt a novinky<\/a><\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Docker Hub<\/em> je cloudov\u00e1 slu\u017eba registru (<em>Container Registry<\/em>), kter\u00e1 p\u0159edstavuje nejv\u011bt\u0161\u00ed ve\u0159ejn\u00e9 a ofici\u00e1ln\u00ed \u00falo\u017ei\u0161t\u011b obraz\u016f pro kontejnery. <br>Lze na n\u011bj nahl\u00ed\u017eet jako na &#8220;App Store&#8221; (nebo &#8220;Google Play&#8221;) pro servery, kter\u00fd umo\u017e\u0148uje v\u00fdvojov\u00fdm a DevOps t\u00fdm\u016fm snadno a rychle vyhled\u00e1vat, stahovat a distribuovat obrazy p\u0159ipraven\u00e9 k pou\u017eit\u00ed. <br>Hub tvo\u0159\u00ed z\u00e1kladn\u00ed k\u00e1men v ekosyst\u00e9mu kontejnerizace a umo\u017e\u0148uje standardizaci a spolupr\u00e1ci v glob\u00e1ln\u00edm m\u011b\u0159\u00edtku.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Co d\u011bl\u00e1 z Docker Hub tak nezbytn\u00fd n\u00e1stroj?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S\u00edla <em>Docker Hub<\/em> spo\u010d\u00edv\u00e1 v \u0159ad\u011b funkc\u00ed, kter\u00e9 nab\u00edz\u00ed a kter\u00e9 zefektiv\u0148uj\u00ed cel\u00fd \u017eivotn\u00ed cyklus v\u00fdvoje softwaru (SDLC):<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Ve\u0159ejn\u00e1 a soukrom\u00e1 \u00falo\u017ei\u0161t\u011b (Repositories):<\/strong> Podobn\u011b jako u GitHubu nebo GitLabu m\u016f\u017eete vytv\u00e1\u0159et ve\u0159ejn\u00e1 \u00falo\u017ei\u0161t\u011b (Public) pro komunitu open source, nebo soukrom\u00e1 \u00falo\u017ei\u0161t\u011b (Private) pro ukl\u00e1d\u00e1n\u00ed propriet\u00e1rn\u00edch firemn\u00edch obraz\u016f. To umo\u017e\u0148uje plnou kontrolu nad du\u0161evn\u00edm vlastnictv\u00edm a zabezpe\u010den\u00edm aplikac\u00ed.<\/li>\n\n\n\n<li><strong>Ofici\u00e1ln\u00ed obrazy (Official Images):<\/strong> Docker Hub nab\u00edz\u00ed p\u0159\u00edstup k obrovsk\u00e9 knihovn\u011b ofici\u00e1ln\u00edch obraz\u016f, kter\u00e9 byly otestov\u00e1ny a schv\u00e1leny spole\u010dnost\u00ed Docker a p\u0159edn\u00edmi dodavateli softwaru (jako Ubuntu, Grafana, Python, NGINX a MongoDB). <br>Pou\u017eit\u00ed t\u011bchto obraz\u016f zaru\u010duje <strong>bezpe\u010dn\u00fd a stabiln\u00ed<\/strong> v\u00fdchoz\u00ed bod podle osv\u011bd\u010den\u00fdch postup\u016f.<\/li>\n\n\n\n<li><strong>Automatizovan\u00e9 sestavov\u00e1n\u00ed (Automated Builds):<\/strong> Toto je jedna z nejsiln\u011bj\u0161\u00edch funkc\u00ed pro DevOps t\u00fdmy. <br>Docker Hub lze propojit s repozit\u00e1\u0159i k\u00f3du jako GitHub, GitLab nebo Bitbucket, tak\u017ee ka\u017ed\u00e9 nahr\u00e1n\u00ed (push) do ur\u010dit\u00e9 v\u011btve automaticky spust\u00ed proces sestaven\u00ed nov\u00e9ho obrazu a ode\u0161le jej do \u00falo\u017ei\u0161t\u011b. <br>Tento proces je srdcem kontinu\u00e1ln\u00ed integrace (Continuous Integration) a zaji\u0161\u0165uje, \u017ee nejaktu\u00e1ln\u011bj\u0161\u00ed obraz je v\u017edy k dispozici.<\/li>\n\n\n\n<li>\u2b50 <strong>Novinka: Zabezpe\u010den\u00e9 obrazy p\u0159ipraven\u00e9 pro produkci:<\/strong><br>Jedn\u00e1 se o novou slu\u017ebu s n\u00e1zvem <em>Docker Hardened Images<\/em> (DHI), kter\u00e1 nab\u00edz\u00ed <a href=\"https:\/\/www.almtoolbox.com\/blog_he\/introducing-docker-hardened-images\/\" target=\"_blank\" rel=\"noreferrer noopener\">standardn\u011b zabezpe\u010den\u00e9 obrazy kontejner\u016f<\/a>, kter\u00e9 jsou &#8220;ze\u0161t\u00edhlen\u00e9&#8221; a vytvo\u0159en\u00e9 speci\u00e1ln\u011b pro modern\u00ed produk\u010dn\u00ed a v\u00fdrobn\u00ed prost\u0159ed\u00ed. V\u00edce informac\u00ed <a href=\"https:\/\/www.almtoolbox.com\/blog_he\/introducing-docker-hardened-images\/\" target=\"_blank\" rel=\"noreferrer noopener\">zde<\/a>.<\/li>\n\n\n\n<li><strong>Organizace a t\u00fdmy (Organizations &amp; Teams):<\/strong> Spr\u00e1vci mohou v Docker Hub vytvo\u0159it organizaci, spravovat v n\u00ed v\u00edce t\u00fdm\u016f a p\u0159id\u011blovat p\u0159esn\u00e1 a zabezpe\u010den\u00e1 p\u0159\u00edstupov\u00e1 pr\u00e1va k r\u016fzn\u00fdm \u00falo\u017ei\u0161t\u00edm. <br>Tato schopnost je nezbytn\u00e1 pro \u0159\u00edzen\u00ed pr\u00e1ce v podnikov\u00e9m prost\u0159ed\u00ed, zabezpe\u010den\u00ed aktiv a efektivn\u00ed spolupr\u00e1ci mezi t\u00fdmy.<\/li>\n<\/ol>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Jakou praktickou hodnotu p\u0159in\u00e1\u0161\u00ed mana\u017eer\u016fm a v\u00fdvojov\u00fdm t\u00fdm\u016fm?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Krom\u011b technick\u00fdch funkc\u00ed poskytuje Docker Hub v\u00fdznamnou obchodn\u00ed a provozn\u00ed hodnotu:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pro v\u00fdvoj\u00e1\u0159e:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Rychlost a efektivita:<\/strong> Nen\u00ed t\u0159eba znovu vynal\u00e9zat kolo. M\u00edsto ru\u010dn\u00ed instalace datab\u00e1ze nebo webov\u00e9ho serveru sta\u010d\u00ed spustit <em>docker pull<\/em> a b\u011bhem n\u011bkolika sekund m\u00e1te p\u0159ipraven\u00e9 prost\u0159ed\u00ed.<\/li>\n\n\n\n<li><strong>Konzistence mezi prost\u0159ed\u00edmi:<\/strong> \u0158e\u0161\u00ed probl\u00e9m &#8220;Funguje to na m\u00e9m po\u010d\u00edta\u010di&#8221;. V\u0161ichni \u010dlenov\u00e9 t\u00fdmu, stejn\u011b jako testovac\u00ed a produk\u010dn\u00ed prost\u0159ed\u00ed, pou\u017e\u00edvaj\u00ed p\u0159esn\u011b stejn\u00fd image, co\u017e zaji\u0161\u0165uje konzistenci a sni\u017euje probl\u00e9my s kompatibilitou a chyby.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Pro DevOps a mana\u017eery v\u00fdvoje:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Jedin\u00fd zdroj pravdy (Single Source of Truth):<\/strong> Docker Hub se st\u00e1v\u00e1 centr\u00e1ln\u00edm a ofici\u00e1ln\u00edm \u00falo\u017ei\u0161t\u011bm v\u0161ech obraz\u016f v organizaci, co\u017e usnad\u0148uje spr\u00e1vu verz\u00ed, sledov\u00e1n\u00ed a zabezpe\u010den\u00ed.<\/li>\n\n\n\n<li><strong>Optimalizace CI\/CD:<\/strong> Integrace s automatizovan\u00fdmi syst\u00e9my sestavov\u00e1n\u00ed zefektiv\u0148uje cel\u00fd proces v\u00fdvoje a nasazen\u00ed (Deployment Pipeline), zkracuje dobu vyd\u00e1n\u00ed a umo\u017e\u0148uje rychlej\u0161\u00ed reakci na zm\u011bny.<\/li>\n\n\n\n<li><strong>Bezpe\u010dnost a kontrola:<\/strong> Mo\u017enost pou\u017e\u00edvat soukrom\u00e1 \u00falo\u017ei\u0161t\u011b, spravovat opr\u00e1vn\u011bn\u00ed na \u00farovni t\u00fdmu a spol\u00e9hat se na ofici\u00e1ln\u00ed a skenovan\u00e9 obrazy v\u00fdrazn\u011b sni\u017euje bezpe\u010dnostn\u00ed rizika.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Pro mana\u017eery informa\u010dn\u00ed bezpe\u010dnosti (CISO) a Security t\u00fdmy:<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pro n\u011b nen\u00ed Docker Hub jen v\u00fdvoj\u00e1\u0159sk\u00fdm n\u00e1strojem, ale kritick\u00fdm kontroln\u00edm bodem v zabezpe\u010den\u00ed dodavatelsk\u00e9ho \u0159et\u011bzce softwaru (Software Supply Chain Security). <br>Platforma poskytuje vestav\u011bn\u00e9 funkce pro skenov\u00e1n\u00ed obraz\u016f (Vulnerability Scanning), kter\u00e9 identifikuj\u00ed zn\u00e1m\u00e9 slabiny a zranitelnosti (CVE) ve vrstv\u00e1ch opera\u010dn\u00edho syst\u00e9mu a softwarov\u00fdch knihovn\u00e1ch obsa\u017een\u00fdch v obrazu. <br>To d\u00e1v\u00e1 bezpe\u010dnostn\u00edm t\u00fdm\u016fm pln\u00fd p\u0159ehled o \u00farovni rizika je\u0161t\u011b p\u0159edt\u00edm, ne\u017e se kontejner dostane do produk\u010dn\u00edho prost\u0159ed\u00ed. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nav\u00edc, pou\u017eit\u00ed centr\u00e1ln\u00edho \u00falo\u017ei\u0161t\u011b umo\u017e\u0148uje vym\u00e1h\u00e1n\u00ed politik a regulac\u00ed (Governance):<br>Lze definovat, kter\u00e9 z\u00e1kladn\u00ed obrazy jsou v organizaci schv\u00e1leny k pou\u017eit\u00ed, vy\u017eadovat pou\u017eit\u00ed ofici\u00e1ln\u00edch obraz\u016f, kter\u00e9 pro\u0161ly bezpe\u010dnostn\u00edmi kontrolami, a spravovat p\u0159esn\u00e1 p\u0159\u00edstupov\u00e1 pr\u00e1va, aby se zabr\u00e1nilo nahr\u00e1v\u00e1n\u00ed neautorizovan\u00fdch obraz\u016f. <br>T\u00edm se Docker Hub m\u011bn\u00ed z n\u00e1stroje pro rychl\u00fd v\u00fdvoj na strategickou sou\u010d\u00e1st obrann\u00e9ho syst\u00e9mu, kter\u00e1 umo\u017e\u0148uje sn\u00ed\u017eit plochu pro \u00fatok na kontejnerov\u00e9 aplikace.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Z\u00e1v\u011br:<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Docker Hub<\/em> je mnohem v\u00edce ne\u017e jen \u00falo\u017ei\u0161t\u011b soubor\u016f. Je to kl\u00ed\u010dov\u00e1 platforma, kter\u00e1 umo\u017e\u0148uje automatizaci, spolupr\u00e1ci a standardizaci v modern\u00edm sv\u011bt\u011b v\u00fdvoje. <br>Jeho spr\u00e1vn\u00e9 osvojen\u00ed umo\u017e\u0148uje organizac\u00edm vytv\u00e1\u0159et spolehliv\u011bj\u0161\u00ed software, doru\u010dovat jej rychleji a z\u016fstat konkurenceschopn\u00fdmi v neust\u00e1le se m\u011bn\u00edc\u00edm technologick\u00e9m prost\u0159ed\u00ed.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4 class=\"wp-block-heading has-background has-medium-font-size\" style=\"background-color:#e8f5ff\">Spole\u010dnost ALM Toolbox je ofici\u00e1ln\u00edm z\u00e1stupcem spole\u010dnosti Docker a dr\u017eitelem nejvy\u0161\u0161\u00edho statusu &#8220;Preferred Partner&#8221;. Nab\u00edz\u00edme pomoc s implementac\u00ed produktu, integraci do v\u00fdvojov\u00fdch a DevOps proces\u016f, podporu a prodej licenc\u00ed. <br>Pro v\u00edce informac\u00ed n\u00e1s m\u016f\u017eete kontaktovat: <a href=\"mailto:docker@almtoolbox.com\" target=\"_blank\" rel=\"noreferrer noopener\">docker@almtoolbox.com<\/a> nebo telefonicky na +972-72-240-5222<br><\/h4>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>V reakci na ned\u00e1vn\u00e9 dotazy jsme pro v\u00e1s p\u0159ipravili \u010dl\u00e1nek, kter\u00fd vysv\u011btluje, co je Docker Hub, jak funguje a pro\u010d je kl\u00ed\u010dov\u00fd pro modern\u00ed v\u00fdvoj softwaru.<\/p>\n","protected":false},"author":3,"featured_media":72,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35,23,24],"tags":[29,30,31,32,33,34],"class_list":["post-73","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-docker","category-git","category-github","tag-bitbucket","tag-containers","tag-docker-hub","tag-docker-pull","tag-gitlab","tag-images"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Co je Docker Hub? - Czech<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Co je Docker Hub? - Czech\" \/>\n<meta property=\"og:description\" content=\"V reakci na ned\u00e1vn\u00e9 dotazy jsme pro v\u00e1s p\u0159ipravili \u010dl\u00e1nek, kter\u00fd vysv\u011btluje, co je Docker Hub, jak funguje a pro\u010d je kl\u00ed\u010dov\u00fd pro modern\u00ed v\u00fdvoj softwaru.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/\" \/>\n<meta property=\"og:site_name\" content=\"Czech\" \/>\n<meta property=\"article:published_time\" content=\"2025-10-12T09:24:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-09T09:27:52+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-content\/uploads\/2026\/02\/docker-hub-screenshot-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1441\" \/>\n\t<meta property=\"og:image:height\" content=\"797\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"CzBlogUser\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"CzBlogUser\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/what-is-docker-hub\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/what-is-docker-hub\\\/\"},\"author\":{\"name\":\"CzBlogUser\",\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/#\\\/schema\\\/person\\\/bd97529e554c121fbffaf2be74ce28bd\"},\"headline\":\"Co je Docker Hub?\",\"datePublished\":\"2025-10-12T09:24:00+00:00\",\"dateModified\":\"2026-02-09T09:27:52+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/what-is-docker-hub\\\/\"},\"wordCount\":1199,\"publisher\":{\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/what-is-docker-hub\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/wp-content\\\/uploads\\\/2026\\\/02\\\/docker-hub-screenshot-1.jpg\",\"keywords\":[\"Bitbucket\",\"containers\",\"Docker Hub\",\"docker pull\",\"gitlab\",\"images\"],\"articleSection\":[\"Docker\",\"Git\",\"GitHub\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/what-is-docker-hub\\\/\",\"url\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/what-is-docker-hub\\\/\",\"name\":\"Co je Docker Hub? - Czech\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/what-is-docker-hub\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/what-is-docker-hub\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/wp-content\\\/uploads\\\/2026\\\/02\\\/docker-hub-screenshot-1.jpg\",\"datePublished\":\"2025-10-12T09:24:00+00:00\",\"dateModified\":\"2026-02-09T09:27:52+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/what-is-docker-hub\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/what-is-docker-hub\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/what-is-docker-hub\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/wp-content\\\/uploads\\\/2026\\\/02\\\/docker-hub-screenshot-1.jpg\",\"contentUrl\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/wp-content\\\/uploads\\\/2026\\\/02\\\/docker-hub-screenshot-1.jpg\",\"width\":1441,\"height\":797},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/what-is-docker-hub\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Co je Docker Hub?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/\",\"name\":\"Almtoolbox Czech\",\"description\":\"blog\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/#organization\",\"name\":\"Almtoolbox Czech\",\"url\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/logo.png\",\"contentUrl\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/logo.png\",\"width\":190,\"height\":80,\"caption\":\"Almtoolbox Czech\"},\"image\":{\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/#\\\/schema\\\/person\\\/bd97529e554c121fbffaf2be74ce28bd\",\"name\":\"CzBlogUser\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a6c8c631df5a32cc5c1fb9a974b2d961f2c8389c6dce241da148abf52a136561?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a6c8c631df5a32cc5c1fb9a974b2d961f2c8389c6dce241da148abf52a136561?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a6c8c631df5a32cc5c1fb9a974b2d961f2c8389c6dce241da148abf52a136561?s=96&d=mm&r=g\",\"caption\":\"CzBlogUser\"},\"url\":\"https:\\\/\\\/www.almtoolbox.com\\\/cz\\\/blog\\\/author\\\/czbloguser\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Co je Docker Hub? - Czech","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/","og_locale":"en_US","og_type":"article","og_title":"Co je Docker Hub? - Czech","og_description":"V reakci na ned\u00e1vn\u00e9 dotazy jsme pro v\u00e1s p\u0159ipravili \u010dl\u00e1nek, kter\u00fd vysv\u011btluje, co je Docker Hub, jak funguje a pro\u010d je kl\u00ed\u010dov\u00fd pro modern\u00ed v\u00fdvoj softwaru.","og_url":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/","og_site_name":"Czech","article_published_time":"2025-10-12T09:24:00+00:00","article_modified_time":"2026-02-09T09:27:52+00:00","og_image":[{"width":1441,"height":797,"url":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-content\/uploads\/2026\/02\/docker-hub-screenshot-1.jpg","type":"image\/jpeg"}],"author":"CzBlogUser","twitter_card":"summary_large_image","twitter_misc":{"Written by":"CzBlogUser","Est. reading time":"5 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/#article","isPartOf":{"@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/"},"author":{"name":"CzBlogUser","@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/#\/schema\/person\/bd97529e554c121fbffaf2be74ce28bd"},"headline":"Co je Docker Hub?","datePublished":"2025-10-12T09:24:00+00:00","dateModified":"2026-02-09T09:27:52+00:00","mainEntityOfPage":{"@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/"},"wordCount":1199,"publisher":{"@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/#organization"},"image":{"@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/#primaryimage"},"thumbnailUrl":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-content\/uploads\/2026\/02\/docker-hub-screenshot-1.jpg","keywords":["Bitbucket","containers","Docker Hub","docker pull","gitlab","images"],"articleSection":["Docker","Git","GitHub"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/","url":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/","name":"Co je Docker Hub? - Czech","isPartOf":{"@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/#primaryimage"},"image":{"@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/#primaryimage"},"thumbnailUrl":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-content\/uploads\/2026\/02\/docker-hub-screenshot-1.jpg","datePublished":"2025-10-12T09:24:00+00:00","dateModified":"2026-02-09T09:27:52+00:00","breadcrumb":{"@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/#primaryimage","url":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-content\/uploads\/2026\/02\/docker-hub-screenshot-1.jpg","contentUrl":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-content\/uploads\/2026\/02\/docker-hub-screenshot-1.jpg","width":1441,"height":797},{"@type":"BreadcrumbList","@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/what-is-docker-hub\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.almtoolbox.com\/cz\/blog\/"},{"@type":"ListItem","position":2,"name":"Co je Docker Hub?"}]},{"@type":"WebSite","@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/#website","url":"https:\/\/www.almtoolbox.com\/cz\/blog\/","name":"Almtoolbox Czech","description":"blog","publisher":{"@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.almtoolbox.com\/cz\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/#organization","name":"Almtoolbox Czech","url":"https:\/\/www.almtoolbox.com\/cz\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-content\/uploads\/2025\/12\/logo.png","contentUrl":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-content\/uploads\/2025\/12\/logo.png","width":190,"height":80,"caption":"Almtoolbox Czech"},"image":{"@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.almtoolbox.com\/cz\/blog\/#\/schema\/person\/bd97529e554c121fbffaf2be74ce28bd","name":"CzBlogUser","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/a6c8c631df5a32cc5c1fb9a974b2d961f2c8389c6dce241da148abf52a136561?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/a6c8c631df5a32cc5c1fb9a974b2d961f2c8389c6dce241da148abf52a136561?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/a6c8c631df5a32cc5c1fb9a974b2d961f2c8389c6dce241da148abf52a136561?s=96&d=mm&r=g","caption":"CzBlogUser"},"url":"https:\/\/www.almtoolbox.com\/cz\/blog\/author\/czbloguser\/"}]}},"_links":{"self":[{"href":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-json\/wp\/v2\/posts\/73","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-json\/wp\/v2\/comments?post=73"}],"version-history":[{"count":1,"href":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-json\/wp\/v2\/posts\/73\/revisions"}],"predecessor-version":[{"id":75,"href":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-json\/wp\/v2\/posts\/73\/revisions\/75"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-json\/wp\/v2\/media\/72"}],"wp:attachment":[{"href":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-json\/wp\/v2\/media?parent=73"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-json\/wp\/v2\/categories?post=73"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.almtoolbox.com\/cz\/blog\/wp-json\/wp\/v2\/tags?post=73"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}