{"id":169866,"date":"2026-04-23T18:24:32","date_gmt":"2026-04-23T16:24:33","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupen-distributiv-ubuntu-26-04"},"modified":"2026-04-23T18:24:32","modified_gmt":"2026-04-23T16:24:33","slug":"dostupen-distributiv-ubuntu-26-04","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/dostupen-distributiv-ubuntu-26-04","title":{"rendered":"Dostupn\u00e1 distribuce Ubuntu 26.04","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Byla zve\u0159ejn\u011bna distribuce Ubuntu 26.04 \u201eResolute Raccoon\u201c, kter\u00e1 pat\u0159\u00ed mezi verze s dlouhodobou podporou (LTS), jej\u00ed\u017e aktualizace budou poskytov\u00e1ny po dobu 15 let (5 let - ve\u0159ejn\u00e9, nav\u00edc dal\u0161\u00edch 10 let pro u\u017eivatele slu\u017eby Ubuntu Pro). Instalace obraz\u016f jsou vytvo\u0159eny pro Ubuntu, Ubuntu Server, Lubuntu, Kubuntu, Ubuntu Budgie, Ubuntu Studio, Xubuntu, Ubuntu Kylin (edice pro \u010c\u00ednu), Ubuntu Unity, Edubuntu a Ubuntu Cinnamon.        <\/p>\n<p>Hlavn\u00ed zm\u011bny:   <\/p>\n<ul>\n<li class=\"l\"> Pracovn\u00ed plocha byla aktualizov\u00e1na na vyd\u00e1n\u00ed GNOME 50, ve kter\u00e9m byl odstran\u011bn k\u00f3d pro podporu X11, byla zavedena nov\u00e1 syst\u00e9m pro ukl\u00e1d\u00e1n\u00ed relac\u00ed, p\u0159epracov\u00e1no rozhran\u00ed rodi\u010dovsk\u00e9 kontroly, zlep\u0161ena podpora nepravideln\u00fdch \u00farovn\u00ed m\u011b\u0159\u00edtka a mechanismu VRR (Variable Refresh Rate), byla zavedena podpora Wayland protokolu color-management-v2 pro \u0159\u00edzen\u00ed barev. Ve v\u00fdchoz\u00edm nastaven\u00ed jsou aktivov\u00e1ny video p\u0159ehr\u00e1va\u010d Showtime (m\u00edsto Totem) a GNOME Resources (m\u00edsto star\u00e9 aplikace pro sledov\u00e1n\u00ed spot\u0159eby zdroj\u016f).         <\/li>\n<li class=\"l\"> Do konfigura\u010dn\u00edho n\u00e1stroje v sekci \u201ePrivacy &amp; Security\u201c byla p\u0159id\u00e1na panel \u201eTelemetry\u201c pro nastaven\u00ed syst\u00e9mu shroma\u017e\u010fov\u00e1n\u00ed a odes\u00edl\u00e1n\u00ed telemetrie Ubuntu Insights, prost\u0159ednictv\u00edm kter\u00e9ho prob\u00edh\u00e1 pravideln\u00e9 sb\u00edr\u00e1n\u00ed metrik. Na panelu m\u016f\u017eete sledovat stav odes\u00edl\u00e1n\u00ed telemetrie a prohl\u00ed\u017eet odes\u00edlan\u00e9 zpr\u00e1vy. Syst\u00e9m je voliteln\u00fd a aktivuje se podle p\u0159\u00e1n\u00ed u\u017eivatele v pr\u016fvodci po\u010d\u00e1te\u010dn\u00edm nastaven\u00edm (GNOME Initial Setup). P\u0159i aktualizaci verze Ubuntu byl zobrazen dotaz na aktivaci telemetrie.\n<li class=\"l\"> Minim\u00e1ln\u00ed syst\u00e9mov\u00e9 po\u017eadavky v Ubuntu Desktop 26.04 byly zv\u00fd\u0161eny z 4 na 6 GB RAM (posledn\u00ed zm\u011bna byla v roce 2018, kdy se po\u017eadavky na RAM zv\u00fd\u0161ily z 1 na 4 GB). Pro provoz je tak\u00e9 pot\u0159eba minim\u00e1ln\u011b dvouj\u00e1drov\u00fd CPU s frekvenc\u00ed 2 GHz a 25 GB m\u00edsta na trval\u00e9m \u00falo\u017ei\u0161ti. Pro Ubuntu Server 26.04 minim\u00e1ln\u00ed po\u017eadavky \u010din\u00ed 1,5 GB RAM a 4 GB na disku.    <\/li>\n<li class=\"l\"> Byla zv\u00fd\u0161ena stabilita a v\u00fdkon p\u0159i pou\u017e\u00edv\u00e1n\u00ed Wayland na syst\u00e9mech s GPU NVIDIA. Zlep\u0161ena podpora sn\u00edma\u010d\u016f otisk\u016f prst\u016f.      <\/li>\n<li class=\"l\"> Zlep\u0161ena integrace s pracovn\u00ed plochou aplikac\u00ed dod\u00e1van\u00fdch ve form\u00e1tu snap.    <\/li>\n<li class=\"l\"> Byly roz\u0161\u00ed\u0159eny mo\u017enosti vyu\u017e\u00edv\u00e1n\u00ed pln\u00e9ho \u0161ifrov\u00e1n\u00ed disku, kter\u00e9 nevy\u017eaduje zad\u00e1n\u00ed hesla pro odem\u010den\u00ed disku p\u0159i spu\u0161t\u011bn\u00ed, d\u00edky ukl\u00e1d\u00e1n\u00ed informac\u00ed pro de\u0161ifrov\u00e1n\u00ed kl\u00ed\u010d\u016f v TPM (Trusted Platform Module). Byly implementov\u00e1ny mo\u017enosti pro obnovu kl\u00ed\u010d\u016f pou\u017e\u00edvan\u00fdch p\u0159i pln\u00e9m \u0161ifrov\u00e1n\u00ed disku zalo\u017een\u00e9m na TPM. Byla p\u0159id\u00e1na podpora pro p\u0159id\u00e1v\u00e1n\u00ed a odstra\u0148ov\u00e1n\u00ed PIN k\u00f3d\u016f nebo hesel po instalaci. Do konfigur\u00e1toru byla p\u0159id\u00e1na mo\u017enost pro p\u0159e\u0161ifrov\u00e1n\u00ed disku.    <\/li>\n<li class=\"l\"> Byl zm\u011bn\u011bn vzhled dialog\u016f, kter\u00e9 syst\u00e9m v\u00fdstupu opr\u00e1vn\u011bn\u00ed zobrazuje a kter\u00e9 od u\u017eivatele vy\u017eaduj\u00ed potvrzen\u00ed p\u0159\u00edstupu, nap\u0159\u00edklad p\u0159i pokusu snap bal\u00ed\u010dk\u016f o p\u0159\u00edstup k soubor\u016fm v dom\u00e1c\u00edm adres\u00e1\u0159i. Dynamick\u00e9 poskytov\u00e1n\u00ed p\u0159\u00edstupu je organizov\u00e1no pomoc\u00ed mechanismu AppArmor.       <\/li>\n<li class=\"l\"> Byla provedena pr\u00e1ce na unifikaci instalace a aktualizace bal\u00ed\u010dk\u016f. App Center je pova\u017eov\u00e1no za jednotnou aplikaci pro spr\u00e1vu v\u0161ech typ\u016f aplikac\u00ed, bez ohledu na form\u00e1t, ve kter\u00e9m jsou dod\u00e1v\u00e1ny.\n<li class=\"l\"> Byl navr\u017een dal\u0161\u00ed virtualiza\u010dn\u00ed stack virt-hwe (Hardware Enablement), jeho\u017e komponenty budou dvakr\u00e1t ro\u010dn\u011b aktualizov\u00e1ny na nov\u00e9 verze v souladu s vyd\u00e1n\u00edm aktualizac\u00ed Ubuntu 26.04.x, podobn\u011b jako se v t\u011bchto aktualizac\u00edch nab\u00edzej\u00ed nov\u00e9 verze j\u00e1dra Linux. Sou\u010d\u00e1st\u00ed souboru virt-hwe jsou bal\u00edky qemu-hwe, libvirt-hwe, seabios-hwe a edk2-hwe. Pro p\u0159ep\u00edn\u00e1n\u00ed mezi dv\u011bma variantami bal\u00edk\u016f pro virtualizaci byla do souboru zahrnuta utilita ubuntu_virt_helper.                <\/li>\n<li class=\"l\"> Do repozit\u00e1\u0159e byl p\u0159id\u00e1n bal\u00edk authd pro nastaven\u00ed centralizovan\u00e9 autentizace prost\u0159ednictv\u00edm cloudov\u00fdch poskytovatel\u016f identity, jako jsou MS Entra ID a Google Cloud Identity.    <\/li>\n<li class=\"l\"> Byly aktualizov\u00e1ny verze bal\u00ed\u010dk\u016f, v\u010detn\u011b j\u00e1dra Linux 7.0, systemd 259.5, glibc 2.43, Chrony 4.8, LibreOffice 26.2.2, GStreamer 1.28, OpenSSL 3.5.6\n<li class=\"l\"> Byly aktualizov\u00e1ny bal\u00ed\u010dky pro v\u00fdvoj\u00e1\u0159e: LLVM 21, OpenJDK 25, PHP 8.5.2, Rust 1.93.1, strace 6.19, PostgreSQL 18, MariaDB 11.8.6, MySQL 8.4.8, Valkey 9.0.3.\n<li class=\"l\"> Byly aktualizov\u00e1ny serverov\u00e9 bal\u00ed\u010dky: Samba 4.23, Exim 4.99.1, Postfix 3.10.6, unbound 1.24.2, multipath-tools 0.12.2, OpenLDAP 2.6.10, containerd 2.2.1, runc 1.4.0, Docker 29, libvirt 12.0.0, QEMU 10.2.1, EDK2 2025.11, Netplan 1.1.2, cloud-init 26.1, OpenStack 2026.1, HAProxy 3.2, Apache httpd 2.4.65, Nginx 1.28.2, OpenSSH 10.2.        <\/li>\n<li class=\"l\"> V utilit\u011b sudo-rs, dod\u00e1van\u00e9 m\u00edsto sudo, byla ve v\u00fdchoz\u00edm nastaven\u00ed p\u0159id\u00e1na indikace zad\u00e1v\u00e1n\u00ed hesla (objeven\u00ed hv\u011bzdi\u010dek b\u011bhem zad\u00e1v\u00e1n\u00ed). Pro n\u00e1vrat k p\u016fvodn\u00edmu chov\u00e1n\u00ed je t\u0159eba v \/etc\/sudoers nastavit volbu \u201eDefaults !pwfeedback\u201c.\n<li class=\"l\"> Pro bal\u00ed\u010dky v jazyce Rust byla implementov\u00e1na voliteln\u00e1 podpora re\u017eimu cargo-auditable, p\u0159i kter\u00e9 jsou k provediteln\u00e9mu souboru p\u0159ipojeny metadata o pou\u017eit\u00fdch verz\u00edch z\u00e1vislost\u00ed p\u0159i kompilaci. P\u0159i zji\u0161t\u011bn\u00ed zranitelnosti v z\u00e1vislosti tyto informace umo\u017e\u0148uj\u00ed sledovat vystaven\u00ed dan\u00e9 zranitelnosti pou\u017e\u00edvan\u00fdch provediteln\u00fdch soubor\u016f. Podpora auditu byla zavedena pro bal\u00ed\u010dky alacritty, bat, du-dust, eza, fd-find, hyperfine, ripgrep, sd a sudo-rs.\n<li class=\"l\"> Sada obsahuje kompil\u00e1tor a knihovny DPC++ (Data Parallel C++) pro vytv\u00e1\u0159en\u00ed heterogenn\u00edch aplikac\u00ed v jazyce SYCL (roz\u0161\u00ed\u0159en\u00ed jazyka C++).\n<li class=\"l\"> V knihovn\u011b libfprint byla roz\u0161\u00ed\u0159ena podpora sn\u00edma\u010d\u016f otisk\u016f prst\u016f a zavedena podpora protokolu SDCP (Secure Device Connection Protocol).      <\/li>\n<li class=\"l\"> V j\u00e1dru cgroupfs je nov\u011b ve v\u00fdchoz\u00edm nastaven\u00ed montov\u00e1no s volbami \u201ensdelegate, memory_recursiveprot, memory_hugetlb_accounting\u201c. V systemd byla odstran\u011bna podpora cgroup v1 a skripty slu\u017eeb System V byly p\u0159evedeny do stavu zastaral\u00fdch (vrstva pro kompatibilitu s t\u011bmito skripty byla zat\u00edm zachov\u00e1na).    <\/li>\n<li class=\"l\"> Ve v\u00fdchoz\u00edm nastaven\u00ed je zaji\u0161t\u011bno montov\u00e1n\u00ed extern\u00edch m\u00e9di\u00ed do adres\u00e1\u0159e \/run\/media m\u00edsto \/media.    <\/li>\n<li class=\"l\"> Byly odstran\u011bny slu\u017eby blkmapd a nfs-blkmap, kter\u00e9 byly pou\u017e\u00edv\u00e1ny pro NFS.        <\/li>\n<li class=\"l\"> Byla ukon\u010dena podpora syst\u00e9m\u016f IBM Z z14 (LinuxONE II) a star\u0161\u00edch generac\u00ed.         <\/li>\n<li class=\"l\"> Do repozit\u00e1\u0159e byly p\u0159id\u00e1ny bal\u00ed\u010dky s DBMS DocumentDB 0.108, otev\u0159en\u00e9ho od spole\u010dnosti Microsoft. V repozit\u00e1\u0159i \u201emain\u201c byla zaji\u0161t\u011bna pln\u00e1 podpora DBMS MariaDB. Sestaven\u00ed bal\u00ed\u010dk\u016f s PostgreSQL pro architekturu i386 bylo ukon\u010deno.    <\/li>\n<li class=\"l\"> V Kerberos byla p\u0159id\u00e1na podpora pro na\u010d\u00edt\u00e1n\u00ed konfigura\u010dn\u00edch soubor\u016f z adres\u00e1\u0159e \u201e\/etc\/krb5.conf.d\u201c.    <\/li>\n<li class=\"l\"> Ubuntu MATE 26.04 a Ubuntu Unity 26.04 se rozhodlo nep\u0159id\u011blovat status LTS. Pro Ubuntu MATE 26.04 nebyly sestaveny verze. Na konci b\u0159ezna vedouc\u00ed t\u00fdmu Ubuntu MATE ozn\u00e1mil sv\u016fj odchod z projektu.    <\/li>\n<li class=\"l\"> V Kubuntu byly vyu\u017eity verze KDE Plasma 6.6, KDE Gear 25.12.3, Qt 6.10 a KDE Frameworks 6.24.0. Ve v\u00fdchoz\u00edm nastaven\u00ed se pou\u017e\u00edv\u00e1 sezen\u00ed KDE zalo\u017een\u00e9 na Waylandu. V repozit\u00e1\u0159i z\u016fst\u00e1v\u00e1 bal\u00ed\u010dek \u201eplasma-session-x11\u201c pro vytv\u00e1\u0159en\u00ed sezen\u00ed na z\u00e1klad\u011b X-serveru, ale ji\u017e nen\u00ed podporov\u00e1n t\u00fdmem Kubuntu.    <\/li>\n<li class=\"l\"> V Edubuntu byla kompletn\u011b p\u0159epracov\u00e1na instalace a administr\u00e1torsk\u00e9 menu, kter\u00e9 nyn\u00ed obsahuj\u00ed dva backendy (GTK4 a Qt6), vyb\u00edran\u00e9 podle typu pracovn\u00edho prost\u0159ed\u00ed, a tak\u00e9 modul Cockpit pro webov\u00e9 rozhran\u00ed. Dod\u00e1vka zahrnuje program pro \u010dten\u00ed elektronick\u00fdch knih Foliate, RSS \u010dte\u010dku Paperboy, videop\u0159ehr\u00e1va\u010d GNOME Showtime (nam\u00edsto Totem), Arduino IDE, Raspberry Pi Imager, editor chemick\u00fdch struktur GChemPaint, syst\u00e9m pozn\u00e1mek GNOME Notes (nam\u00edsto Gnote). Byly odstran\u011bny bal\u00ed\u010dky z\u00e1visl\u00e9 na GTK2, jako je chemtool.      <\/li>\n<li class=\"l\"> V Ubuntu Studio jsou nab\u00edzeny t\u0159i p\u0159ep\u00ednateln\u00e9 varianty uspo\u0159\u00e1d\u00e1n\u00ed pracovn\u00ed plochy \u2014 klasick\u00e9 s horn\u00edm panelem, ve stylu macOS s glob\u00e1ln\u00edm menu a ve stylu Windows 10 s doln\u00edm menu. Instal\u00e1tor a syst\u00e9m nastaven\u00ed zvuku byly p\u0159eps\u00e1ny v Pythonu s odd\u011blen\u00fdmi backendy pro GTK4 a Qt6. Do konfigur\u00e1toru zvuku byla p\u0159id\u00e1na podpora FFADO pro za\u0159\u00edzen\u00ed FireWire a mo\u017enosti pro nastaven\u00ed vzorkovac\u00ed frekvence a velikosti buffer\u016f pro PipeWire.\n<p>Byl p\u0159id\u00e1n zvukov\u00fd plugin Loopino (LV2\/CLAP\/VST2) pro nahr\u00e1v\u00e1n\u00ed, o\u0159ez\u00e1v\u00e1n\u00ed a cyklov\u00e1n\u00ed zvukov\u00fdch soubor\u016f. Byl p\u0159id\u00e1n applet pro zm\u011bnu nastaven\u00ed PipeWire z syst\u00e9mov\u00e9 li\u0161ty. Byl p\u0159id\u00e1n ovlada\u010d snd-hdspe pro zvukov\u00e9 karty AIO, AIO Pro, RME HDSPe MADI, AES a RayDAT. Byl p\u0159id\u00e1n bal\u00ed\u010dek DistroAV pro p\u0159enos zvuku a videa do OBS Studio, pomoc\u00ed technologie NDI. Byly aktualizov\u00e1ny verze bal\u00ed\u010dk\u016f OBS Studio 32.1.0, FreeShow 1.5.9, QPrompt 2.0.1, RaySession 0.17.4, Patchance 1.3.2, Geonkick 3.7.0, BChoppr 1.12.8, harpwise 6.34.4 a blender 5.0.1.        <\/p>\n<p><center><img decoding=\"async\" alt=\"Dostupn\u00e1 distribuce Ubuntu 26.04\" src=\"\/wp-content\/uploads\/2026\/04\/291015e059502f2b064ac126b71faae2.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center><br \/>\n<br \/>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65274\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432 Ubuntu 26.04 &#171;Resolute Raccoon&#187;, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043e\u0442\u043d\u0435\u0441\u0451\u043d \u043a \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u043c \u0441 \u0434\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c \u0441\u0440\u043e\u043a\u043e\u043c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 (LTS), \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0444\u043e\u0440\u043c\u0438\u0440\u0443\u044e\u0442\u0441\u044f \u0432 \u0442\u0435\u0447\u0435\u043d\u0438\u0435 15 \u043b\u0435\u0442 (5 \u043b\u0435\u0442 &#8212; \u043e\u0431\u0449\u0435\u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b\u0435, \u043f\u043b\u044e\u0441 \u0435\u0449\u0451 10 \u043b\u0435\u0442 \u0434\u043b\u044f \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 \u0441\u0435\u0440\u0432\u0438\u0441\u0430 Ubuntu Pro). \u0423\u0441\u0442\u0430\u043d\u043e\u0432\u043e\u0447\u043d\u044b\u0435 \u043e\u0431\u0440\u0430\u0437\u044b \u0441\u043e\u0437\u0434\u0430\u043d\u044b \u0434\u043b\u044f Ubuntu, Ubuntu Server, Lubuntu, Kubuntu, Ubuntu Budgie, Ubuntu Studio, Xubuntu, UbuntuKylin (\u0440\u0435\u0434\u0430\u043a\u0446\u0438\u044f \u0434\u043b\u044f \u041a\u0438\u0442\u0430\u044f), Ubuntu [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":169867,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-169866","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - 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