{"id":5236,"date":"2025-09-16T11:30:56","date_gmt":"2025-09-16T09:30:56","guid":{"rendered":"https:\/\/www.cimoio.de\/cms\/?p=5236"},"modified":"2025-12-08T14:21:15","modified_gmt":"2025-12-08T13:21:15","slug":"cimoio-lms-migration-from-java-8-to-java-21","status":"publish","type":"post","link":"https:\/\/www.cimoio.de\/cms\/en\/cimoio-lms-migration-from-java-8-to-java-21\/","title":{"rendered":"cimoio LMS: Migration from Java 8 to Java 21"},"content":{"rendered":"\n[et_pb_section fb_built=&#8220;1&#8243; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;74e3c6fb-647a-49bb-96a6-4a121c7b7aae&#8220; custom_margin=&#8220;||60px|||&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_row _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; hover_enabled=&#8220;0&#8243; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;][et_pb_column type=&#8220;4_4&#8243; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_text _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;6aefb096-509e-4f36-a71e-e71a8d1d6284&#8243; hover_enabled=&#8220;0&#8243; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;]<h2>cimoio Java Migration: End of support for Java 8 and migration to Java 21<\/h2>\n<article class=\"text-token-text-primary w-full focus:outline-none scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:f1f5147a-83c8-4638-9674-772fffa3c524-2\" data-testid=\"conversation-turn-6\" data-scroll-anchor=\"true\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] thread-sm:[--thread-content-margin:--spacing(6)] thread-lg:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] thread-lg:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex max-w-full flex-col grow\">\n<div data-message-author-role=\"assistant\" data-message-id=\"da8a541d-5065-443f-baba-3dba039f4f36\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+&amp;]:mt-5\" data-message-model-slug=\"gpt-5\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\">\n<div class=\"markdown prose dark:prose-invert w-full break-words light markdown-new-styling\">\n<p data-start=\"79\" data-end=\"310\" data-is-last-node=\"\" data-is-only-node=\"\">The <strong>cimoio Learning Management System (LMS)<\/strong> is continuously evolving to ensure security and future readiness. An important step is <strong>the migration of cimoio LMS from Java 8 to Java 21<\/strong>, as <strong>support for Java 8 will end in December 2026<\/strong>.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"flex min-h-[46px] justify-start\"><\/div>\n<div class=\"mt-3 w-full empty:hidden\">\n<div class=\"text-center\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\n<p>&nbsp;<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8220;1&#8243; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;20b438f1-e298-4877-8981-72198881efe1&#8243; custom_padding=&#8220;3px|||||&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_row _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;default&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_column _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;default&#8220; type=&#8220;4_4&#8243; theme_builder_area=&#8220;post_content&#8220;][et_pb_text _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;default&#8220; theme_builder_area=&#8220;post_content&#8220; hover_enabled=&#8220;0&#8243; sticky_enabled=&#8220;0&#8243;]<h2>Why a Java migration is necessary for the cimoio LMS<\/h2>[\/et_pb_text][et_pb_divider color=&#8220;#29c4a9&#8243; divider_weight=&#8220;4px&#8220; disabled_on=&#8220;on|on|off&#8220; _builder_version=&#8220;4.21.0&#8243; background_size=&#8220;initial&#8220; background_position=&#8220;top_left&#8220; background_repeat=&#8220;repeat&#8220; max_width=&#8220;40px&#8220; module_alignment=&#8220;left&#8220; custom_margin=&#8220;||10px|&#8220; animation_style=&#8220;zoom&#8220; animation_direction=&#8220;left&#8220; hover_enabled=&#8220;0&#8243; saved_tabs=&#8220;all&#8220; locked=&#8220;off&#8220; global_colors_info=&#8220;{}&#8220; global_module=&#8220;1979&#8243; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;][\/et_pb_divider][et_pb_text _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;default&#8220; theme_builder_area=&#8220;post_content&#8220; hover_enabled=&#8220;0&#8243; sticky_enabled=&#8220;0&#8243;]<p>With the end of support for Java 8, critical security updates will no longer be available, which poses significant risks for a central Training Management System (TMS) like cimoio. An overview of supported Java versions can be found directly on the Eclipse Adoptium website. To ensure that cimoio remains secure, stable, and high-performing in the future, the migration to Java 21 is taking place, which will be supported at least until December 2029.<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8220;1&#8243; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;74e3c6fb-647a-49bb-96a6-4a121c7b7aae&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_row _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; custom_padding=&#8220;27px|||||&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_column type=&#8220;4_4&#8243; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_text _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;6aefb096-509e-4f36-a71e-e71a8d1d6284&#8243; hover_enabled=&#8220;0&#8243; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;]<h2>Impact on cimoio releases<\/h2>[\/et_pb_text][et_pb_divider color=&#8220;#29c4a9&#8243; divider_weight=&#8220;4px&#8220; disabled_on=&#8220;on|on|off&#8220; _builder_version=&#8220;4.21.0&#8243; background_size=&#8220;initial&#8220; background_position=&#8220;top_left&#8220; background_repeat=&#8220;repeat&#8220; max_width=&#8220;40px&#8220; module_alignment=&#8220;left&#8220; custom_margin=&#8220;||10px|&#8220; animation_style=&#8220;zoom&#8220; animation_direction=&#8220;left&#8220; global_module=&#8220;1979&#8243; saved_tabs=&#8220;all&#8220; locked=&#8220;off&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][\/et_pb_divider][et_pb_text _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;6aefb096-509e-4f36-a71e-e71a8d1d6284&#8243; hover_enabled=&#8220;0&#8243; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;]<ul>\n<li>The upcoming <strong>Release 4.3<\/strong> (planned for November\/December 2025) will be the last version running on Java 8.<\/li>\n<li>Starting with <strong>Release 5<\/strong> (planned for January 2026), cimoio will run exclusively on<strong> Java 21<\/strong>.<\/li>\n<li>The first release based on Java 21 will remain <strong>compatible<\/strong> with the last Java 8 version, ensuring a smooth transition.<\/li>\n<\/ul>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8220;1&#8243; disabled_on=&#8220;off|off|off&#8220; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_row _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; locked=&#8220;off&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_column type=&#8220;4_4&#8243; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_text _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;default&#8220; hover_enabled=&#8220;0&#8243; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;]<h2>What does this mean for our cimoio customers?<\/h2>[\/et_pb_text][et_pb_divider color=&#8220;#29c4a9&#8243; divider_weight=&#8220;4px&#8220; disabled_on=&#8220;on|on|off&#8220; _builder_version=&#8220;4.21.0&#8243; background_size=&#8220;initial&#8220; background_position=&#8220;top_left&#8220; background_repeat=&#8220;repeat&#8220; max_width=&#8220;40px&#8220; module_alignment=&#8220;left&#8220; custom_margin=&#8220;||10px|&#8220; animation_style=&#8220;zoom&#8220; animation_direction=&#8220;left&#8220; global_module=&#8220;1979&#8243; saved_tabs=&#8220;all&#8220; locked=&#8220;off&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][\/et_pb_divider][et_pb_text _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;default&#8220; hover_enabled=&#8220;0&#8243; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;]<ul>\n<li><a href=\"https:\/\/www.stl-software.de\/cms\/services-der-stl-gmbh\/cimoio-mit-hosting-loesung\/\" target=\"_blank\" rel=\"noopener\" title=\"Hosting solutions for cimoio installations (in German)\"><strong data-start=\"48\" data-end=\"72\">Hosting at STL GmbH:<\/strong><\/a> If you are using our hosting solution, we will handle the <strong>migration to Java 21<\/strong> in the background \u2013 no action required on your side.<\/li>\n<li><strong data-start=\"207\" data-end=\"224\">Self-hosting:<\/strong> Customers operating cimoio on their own should coordinate the<strong> Java migration<\/strong> early on with their IT department and our team.<\/li>\n<\/ul>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8220;1&#8243; disabled_on=&#8220;off|off|off&#8220; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;74e3c6fb-647a-49bb-96a6-4a121c7b7aae&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_row _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; custom_padding=&#8220;27px|||||&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_column type=&#8220;4_4&#8243; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_text _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;6aefb096-509e-4f36-a71e-e71a8d1d6284&#8243; hover_enabled=&#8220;0&#8243; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;]<h2>What STL provides for migrating your release to Java 21<\/h2>[\/et_pb_text][et_pb_divider color=&#8220;#29c4a9&#8243; divider_weight=&#8220;4px&#8220; disabled_on=&#8220;on|on|off&#8220; _builder_version=&#8220;4.21.0&#8243; background_size=&#8220;initial&#8220; background_position=&#8220;top_left&#8220; background_repeat=&#8220;repeat&#8220; max_width=&#8220;40px&#8220; module_alignment=&#8220;left&#8220; custom_margin=&#8220;||10px|&#8220; animation_style=&#8220;zoom&#8220; animation_direction=&#8220;left&#8220; global_module=&#8220;1979&#8243; saved_tabs=&#8220;all&#8220; locked=&#8220;off&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][\/et_pb_divider][et_pb_text _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;6aefb096-509e-4f36-a71e-e71a8d1d6284&#8243; hover_enabled=&#8220;0&#8243; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;]<ul data-start=\"59\" data-end=\"590\" data-is-last-node=\"\" data-is-only-node=\"\">\n<li data-start=\"59\" data-end=\"121\">\n<p data-start=\"61\" data-end=\"121\">Setup of a modern development environment based on Java 21<\/p>\n<\/li>\n<li data-start=\"122\" data-end=\"190\">\n<p data-start=\"124\" data-end=\"190\">Review and adjustment of all system components for compatibility<\/p>\n<\/li>\n<li data-start=\"191\" data-end=\"272\">\n<p data-start=\"193\" data-end=\"272\">Replacement of outdated, no longer supported functions with current solutions<\/p>\n<\/li>\n<li data-start=\"273\" data-end=\"362\">\n<p data-start=\"275\" data-end=\"362\">Ensuring that all Java libraries used are compatible with each other and with Java 21<\/p>\n<\/li>\n<li data-start=\"363\" data-end=\"476\">\n<p data-start=\"365\" data-end=\"476\">Enhancement of our build processes to ensure cimoio can be reliably built, tested, and delivered with Java 21<\/p>\n<\/li>\n<li data-start=\"477\" data-end=\"590\" data-is-last-node=\"\">\n<p data-start=\"479\" data-end=\"590\" data-is-last-node=\"\">Development of a concept for updating runtime environments for both hosting customers and self-hosted systems<\/p>\n<\/li>\n<\/ul>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8220;1&#8243; disabled_on=&#8220;off|off|off&#8220; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_row _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_column type=&#8220;4_4&#8243; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_text disabled_on=&#8220;off|off|off&#8220; _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;default&#8220; hover_enabled=&#8220;0&#8243; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;]<h2>By when should the migration be completed?<\/h2>[\/et_pb_text][et_pb_divider color=&#8220;#29c4a9&#8243; divider_weight=&#8220;4px&#8220; disabled_on=&#8220;on|on|off&#8220; _builder_version=&#8220;4.21.0&#8243; background_size=&#8220;initial&#8220; background_position=&#8220;top_left&#8220; background_repeat=&#8220;repeat&#8220; max_width=&#8220;40px&#8220; module_alignment=&#8220;left&#8220; custom_margin=&#8220;||10px|&#8220; animation_style=&#8220;zoom&#8220; animation_direction=&#8220;left&#8220; global_module=&#8220;1979&#8243; saved_tabs=&#8220;all&#8220; locked=&#8220;off&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][\/et_pb_divider][et_pb_text _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;default&#8220; hover_enabled=&#8220;0&#8243; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;]<article class=\"text-token-text-primary w-full focus:outline-none scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:f1f5147a-83c8-4638-9674-772fffa3c524-7\" data-testid=\"conversation-turn-16\" data-scroll-anchor=\"true\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] thread-sm:[--thread-content-margin:--spacing(6)] thread-lg:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] thread-lg:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex max-w-full flex-col grow\">\n<div data-message-author-role=\"assistant\" data-message-id=\"65564c64-f979-4bd6-a2be-f77926f8792e\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+&amp;]:mt-5\" data-message-model-slug=\"gpt-5\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\">\n<div class=\"markdown prose dark:prose-invert w-full break-words light markdown-new-styling\">\n<p data-start=\"0\" data-end=\"228\" data-is-last-node=\"\" data-is-only-node=\"\">We recommend that all customers switch to a release with <strong>Java 21<\/strong> no later than <strong>December 2026<\/strong>. This ensures that your cimoio Learning Management System remains secure and future-ready.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"flex min-h-[46px] justify-start\"><\/div>\n<div class=\"mt-3 w-full empty:hidden\">\n<div class=\"text-center\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\n<div aria-hidden=\"true\" data-edge=\"true\" class=\"pointer-events-none h-px w-px\"><\/div>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8220;1&#8243; disabled_on=&#8220;off|off|off&#8220; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;74e3c6fb-647a-49bb-96a6-4a121c7b7aae&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_row _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; custom_padding=&#8220;27px|||||&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_column type=&#8220;4_4&#8243; _builder_version=&#8220;4.20.4&#8243; _module_preset=&#8220;default&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][et_pb_text _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;6aefb096-509e-4f36-a71e-e71a8d1d6284&#8243; hover_enabled=&#8220;0&#8243; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;]<h2>Contact us!<\/h2>[\/et_pb_text][et_pb_divider color=&#8220;#29c4a9&#8243; divider_weight=&#8220;4px&#8220; disabled_on=&#8220;on|on|off&#8220; _builder_version=&#8220;4.21.0&#8243; background_size=&#8220;initial&#8220; background_position=&#8220;top_left&#8220; background_repeat=&#8220;repeat&#8220; max_width=&#8220;40px&#8220; module_alignment=&#8220;left&#8220; custom_margin=&#8220;||10px|&#8220; animation_style=&#8220;zoom&#8220; animation_direction=&#8220;left&#8220; global_module=&#8220;1979&#8243; saved_tabs=&#8220;all&#8220; locked=&#8220;off&#8220; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220;][\/et_pb_divider][et_pb_text _builder_version=&#8220;4.27.4&#8243; _module_preset=&#8220;6aefb096-509e-4f36-a71e-e71a8d1d6284&#8243; hover_enabled=&#8220;0&#8243; global_colors_info=&#8220;{}&#8220; theme_builder_area=&#8220;post_content&#8220; sticky_enabled=&#8220;0&#8243;]<p>For the migration, please contact your project representatives, send us an email at info [at] stl-software.de, or reach out to us centrally via our contact page.<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]\n","protected":false},"excerpt":{"rendered":"<p>cimoio Java Migration: End of support for Java 8 and migration to Java 21 The cimoio Learning Management System (LMS) is continuously evolving to ensure security and future readiness. An important step is the migration of cimoio LMS from Java 8 to Java 21, as support for Java 8 will end in December 2026. &nbsp;Why [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","inline_featured_image":false,"footnotes":""},"categories":[173,246,248],"tags":[],"class_list":["post-5236","post","type-post","status-publish","format-standard","hentry","category-current-affairs","category-product-cimoio","category-technical-updates"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>cimoio LMS: Migration from Java 8 to Java 21<\/title>\n<meta name=\"description\" content=\"\ud83d\ude80 Starting with Release 5: Java 21 \u2013 check out the impacts &amp; timeline now \ud83d\udd12 \ud83d\udd12\" \/>\n<meta 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