{"id":721,"date":"2025-11-04T09:06:07","date_gmt":"2025-11-04T17:06:07","guid":{"rendered":"https:\/\/www.couchbase.com\/com-2026\/use-cases-lite-for-javascript\/"},"modified":"2026-10-16T16:55:27","modified_gmt":"2026-10-16T23:55:27","slug":"use-cases-lite-for-javascript","status":"publish","type":"page","link":"https:\/\/www.couchbase.com\/ja\/use-cases\/lite-for-javascript\/","title":{"rendered":"Couchbase Lite for Web Applications &#8211; Solutions Page"},"content":{"rendered":"<div class=\"wp-block-group alignfull wp-block-basic-hero has-peach-background-color has-background is-layout-constrained wp-container-core-group-is-layout-2ff47cb8 wp-block-group-is-layout-constrained\" style=\"padding-top:3.75rem;padding-right:var(--wp--preset--spacing--lg);padding-bottom:3.75rem;padding-left:var(--wp--preset--spacing--lg)\">\n<p class=\"wp-paragraph is-style-eyebrow has-black-color has-text-color has-body-large-font-size wp-block-paragraph\">ALWAYS-ON WEB APPS, UNIFIED SYNC WITH MOBILE<\/p>\n\n\n\n<h1 id=\"h-fast-always-on-web-apps-with-couchbase-lite-for-javascript\" class=\"wp-block-heading has-heading-2-xl-font-size\">Fast, Always-On Web Apps With Couchbase Lite for JavaScript<\/h1>\n\n\n\n<p class=\"has-body-large-font-size wp-block-paragraph\">Keep web apps fast and running through network outages, with universal sync to cloud and mobile.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--md)\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.couchbase.com\/ja\/downloads\/?family=couchbase-lite-javascript\" title=\"\u4eca\u3059\u3050\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\" target=\"_self\">\u4eca\u3059\u3050\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<section class=\"wp-block-group alignfull wp-block-card-group has-black-background-color has-background is-layout-constrained wp-container-core-group-is-layout-e4da1d54 wp-block-group-is-layout-constrained\" style=\"margin-top:0;padding-top:var(--wp--preset--spacing--2-xl);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--2-xl);padding-left:var(--wp--preset--spacing--lg)\">\n<section class=\"wp-block-group wp-block-leading-content is-layout-constrained wp-container-core-group-is-layout-b429f6ad wp-block-group-is-layout-constrained\" style=\"padding-right:var(--wp--preset--spacing--sm);padding-left:var(--wp--preset--spacing--sm)\">\n<p class=\"has-text-align-center is-style-eyebrow has-white-color has-text-color has-link-color wp-elements-1 wp-block-paragraph\">\u30c1\u30e3\u30ec\u30f3\u30b8\uff0b\u30a4\u30f3\u30d1\u30af\u30c8<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-white-color has-text-color has-link-color has-heading-2-xl-font-size wp-elements-2\" id=\"h-when-the-internet-drops-your-business-shouldn-t\">When the internet drops, your business shouldn\u2019t<\/h2>\n\n\n\n<p class=\"has-text-align-center has-white-color has-text-color has-link-color has-body-large-font-size wp-elements-3 wp-block-paragraph\">Web apps run your business \u2013 bookings, transactions, customer experiences. When networks slow or drop, users abandon, transactions fail, and revenue stops. Every minute offline costs money and trust.<\/p>\n<\/section>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-1e498b17 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group wp-custom-card is-full-height has-peach-background-color has-background is-vertical is-layout-flex wp-container-core-group-is-layout-ba21e338 wp-block-group-is-layout-flex\" style=\"padding-top:var(--wp--preset--spacing--lg);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--lg);padding-left:var(--wp--preset--spacing--lg)\"><div class=\"is-size-large wp-elements-4 wp-block-couchbase-com-2026-icon has-text-color has-red-color\"><svg viewbox=\"0 6 60 48\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" aria-hidden=\"true\" focusable=\"false\"><g>\n\t<path d=\"M3.4,6.3C2.7,5.8,1.8,5.9,1.3,6.6L0.3,7.7c-0.5,0.6-0.4,1.6,0.2,2.1l56.1,43.8c0.6,0.5,1.6,0.4,2.1-0.2   l0.9-1.2c0.5-0.6,0.4-1.6-0.2-2.1L3.4,6.3z M47.2,34.9c0.2-0.1,0.3-0.1,0.5-0.2l1.5-1.6c0.4-0.5,0.4-1.2-0.1-1.6   c-4.5-4.1-9.9-6.4-15.5-7.1L47.2,34.9z M56.6,23.7c0.4,0.4,1.2,0.4,1.6-0.1l1.6-1.6c0.4-0.5,0.4-1.2-0.1-1.6   C47.8,9.6,31.3,6.5,16.7,11.1l4.4,3.4C33.4,11.7,46.7,14.7,56.6,23.7z M0.4,20.5c-0.5,0.4-0.5,1.1-0.1,1.6l1.6,1.6   c0.4,0.4,1.1,0.5,1.6,0.1c1.2-1.1,2.5-2.1,3.7-3l-3.7-2.9C2.4,18.7,1.4,19.5,0.4,20.5L0.4,20.5z M10.9,31.4   c-0.5,0.4-0.5,1.2-0.1,1.6l1.5,1.6c0.4,0.4,1.1,0.5,1.6,0.1c1.8-1.7,3.9-3,6.1-4l-3.9-3C14.2,28.7,12.5,29.9,10.9,31.4z M22.5,43.5   c0,4.1,3.4,7.5,7.5,7.5c3.8,0,7-2.9,7.4-6.6l-10.1-7.9C24.5,37.6,22.5,40.3,22.5,43.5z M30,40.5c1.7,0,3,1.3,3,3s-1.3,3-3,3   c-1.7,0-3-1.3-3-3S28.3,40.5,30,40.5z\"><\/path>\n<\/g><\/svg><\/div>\n\n\n<h2 id=\"h-downtime-costs-revenue-and-trust\" class=\"wp-block-heading has-heading-xl-font-size\">Downtime costs revenue and trust<\/h2>\n\n\n\n<p class=\"has-text-align-left has-text-align-center has-black-color has-text-color wp-block-paragraph\">Networks fail in dead zones, on cellular, mid-transaction. When apps stall, users churn and revenue stops.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group wp-custom-card is-full-height has-peach-background-color has-background is-vertical is-layout-flex wp-container-core-group-is-layout-ba21e338 wp-block-group-is-layout-flex\" style=\"padding-top:var(--wp--preset--spacing--lg);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--lg);padding-left:var(--wp--preset--spacing--lg)\"><div class=\"is-size-large wp-elements-5 wp-block-couchbase-com-2026-icon has-text-color has-red-color\"><svg viewbox=\"0 0 60 60\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M58.6,0.9h-3.2c-0.8,0-1.4,0.7-1.4,1.4l0.3,11.6C49,6.1,40.1,0.9,30,0.9C15.8,0.9,4,11.1,1.4,24.6  c-0.2,0.9,0.5,1.7,1.4,1.7h3.3c0.7,0,1.2-0.5,1.4-1.1C9.8,14.8,19,7,30,7c9.3,0,17.3,5.5,20.9,13.5l-14.8-0.4  c-0.8,0-1.4,0.6-1.4,1.4v3.2c0,0.8,0.6,1.4,1.4,1.4h22.5c0.8,0,1.4-0.6,1.4-1.4V2.3C60,1.6,59.4,0.9,58.6,0.9z M57.2,33.8h-3.3  c-0.7,0-1.2,0.5-1.4,1.1C50.2,45.2,41,53,30,53c-9.3,0-17.3-5.5-20.9-13.5l14.8,0.4c0.8,0,1.4-0.6,1.4-1.4v-3.2  c0-0.8-0.6-1.4-1.4-1.4H1.4c-0.8,0-1.4,0.6-1.4,1.4v22.5c0,0.8,0.6,1.4,1.4,1.4h3.2c0.8,0,1.4-0.7,1.4-1.4L5.8,46.1  c5.2,7.8,14.1,13,24.2,13c14.2,0,26-10.2,28.6-23.7C58.7,34.5,58.1,33.8,57.2,33.8L57.2,33.8z\"><\/path><\/svg><\/div>\n\n\n<h2 id=\"h-web-and-mobile-drift-out-of-sync\" class=\"wp-block-heading has-heading-xl-font-size\">Web and mobile drift out of sync<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Users moving between web and mobile see stale or conflicting data without a unified sync layer.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group wp-custom-card is-full-height has-peach-background-color has-background is-vertical is-layout-flex wp-container-core-group-is-layout-ba21e338 wp-block-group-is-layout-flex\" style=\"padding-top:var(--wp--preset--spacing--lg);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--lg);padding-left:var(--wp--preset--spacing--lg)\"><div class=\"is-size-large wp-elements-6 wp-block-couchbase-com-2026-icon has-text-color has-red-color\"><svg viewbox=\"12 11 36 38\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M15.09,27.1c0-7.64,6.22-13.86,13.86-13.86s13.86,6.22,13.86,13.86c0,.68-.05,1.35-.15,2.01h2.54c.08-.66.13-1.33.13-2.01,0-9.03-7.35-16.38-16.38-16.38s-16.38,7.35-16.38,16.38,7.35,16.38,16.38,16.38c.32,0,.63-.01.94-.03l.69-2.59c-.54.06-1.08.1-1.63.1-7.64,0-13.86-6.22-13.86-13.86Z\"\/><path d=\"M28.9 38.89v-2.24c-.5 0-1.01-.04-1.5-.12l-.35 2.21c.61.1 1.23.14 1.85.14ZM34.62 19.52c.4.3.78.63 1.12 1l1.61-1.56c-.43-.45-.9-.86-1.39-1.23l-1.35 1.79ZM28.45 15.37c-.62.02-1.24.1-1.84.21l.43 2.2c.49-.1.99-.16 1.49-.17l-.08-2.24ZM39.96 23.13c-.21-.58-.47-1.15-.77-1.69l-1.96 1.09c.24.44.45.9.62 1.36l2.11-.76ZM21.79 33.47c-.33-.37-.64-.77-.91-1.19l-1.88 1.21c.33.52.71 1.01 1.12 1.47l1.67-1.49ZM40.63 27.99c.02-.29.03-.58.03-.86 0-.32-.01-.66-.04-.99l-2.23.19c.02.27.03.53.03.8 0 .24 0 .47-.03.71l2.23.16ZM31.52 15.66l-.5 2.18c.49.11.97.26 1.43.45l.84-2.08c-.57-.23-1.17-.42-1.77-.55ZM17.21 25.81l2.23.25c.06-.5.15-.99.28-1.47l-2.16-.6c-.16.59-.28 1.21-.35 1.82ZM21.56 21.06l-1.72-1.43c-.39.48-.75.99-1.07 1.52l1.93 1.14c.25-.43.54-.84.86-1.23ZM19.82 30.02c-.15-.48-.27-.97-.34-1.46l-2.21.33c.09.61.23 1.22.42 1.81l2.14-.68ZM23.68 16.58c-.55.27-1.09.59-1.59.95l1.3 1.83c.41-.29.84-.55 1.29-.77l-.99-2.01ZM25 35.82c-.46-.2-.9-.45-1.32-.72l-1.23 1.87c.52.34 1.06.64 1.63.89l.92-2.04ZM47.29 35.16c-.21-.38-.6-.61-1.04-.61h-3l1.3-2.44h-2.68l-1.63 3.06c-.2.37-.18.81.03 1.17.21.36.6.57 1.01.57h2.82l-4.48 7.1v-4.73c0-.65-.53-1.18-1.18-1.18h-2.72l1.6-5.98h-2.45l-1.83 6.86c-.09.35-.02.73.2 1.02.22.29.57.46.94.46h3.07v7.64c0 .53.35.99.85 1.14.11.03.22.05.33.05.4 0 .78-.2 1-.55l7.8-12.37c.23-.36.24-.82.04-1.2ZM29.63 28.95s.03 0 .05 0c.08-.01.15-.06.2-.14l4.16-7.19c.07-.12.04-.26-.06-.35-.1-.09-.25-.09-.36 0l-6.5 5.18c-.07.05-.1.13-.11.21 0 .08.03.16.1.22l2.34 2.01c.05.04.12.07.18.07Z\"\/><\/svg><\/div>\n\n\n<h2 id=\"h-latency-drives-users-away\" class=\"wp-block-heading has-heading-xl-font-size\">Latency drives users away<\/h2>\n\n\n\n<p class=\"has-text-align-left has-text-align-center has-black-color has-text-color wp-block-paragraph\">Every cloud API roundtrip adds latency. Spinning wheels and \u201cplease wait\u201d alerts kill conversion.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n\n\n\n<section class=\"wp-block-group alignfull media-content has-white-background-color has-background is-layout-constrained wp-container-core-group-is-layout-cec9d77c wp-block-group-is-layout-constrained\" style=\"margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--sm);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--sm);padding-left:var(--wp--preset--spacing--lg)\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-bb947154 wp-block-columns-is-layout-flex\" style=\"padding-top:var(--wp--preset--spacing--xl);padding-bottom:var(--wp--preset--spacing--xl)\">\n<div class=\"wp-block-column is-vertically-aligned-top media-content__content is-vertical is-nowrap is-layout-flex wp-container-core-column-is-layout-baa6f4c7 wp-block-column-is-layout-flex\" style=\"flex-basis:50%\">\n<h5 id=\"h-cloud-only-architectures-can-t-survive-outages\" class=\"wp-block-heading has-black-color has-text-color has-heading-2-xl-font-size\">Cloud-only architectures can\u2019t survive outages<\/h5>\n\n\n\n<p class=\"has-black-color has-text-color wp-block-paragraph\">Web apps on cloud-only architectures stall when networks slow or fail. Browser caching is a stopgap. Without a real embedded database and enterprise-grade sync, data integrity and UX break down.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Browser storage lacks built-in sync, conflict resolution, and governance<\/li>\n\n\n\n<li>Data loss risk when browsers crash or users switch devices <\/li>\n\n\n\n<li>Repeated cloud API calls add latency and egress costs <\/li>\n\n\n\n<li>Browser storage is not a database! No SQL queries, search, or encryption<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column media-content__image is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-full is-style-default\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/app-services-4x3-1.png\" alt=\"\" class=\"wp-image-12985\" style=\"box-shadow:var(--wp--preset--shadow--default)\" srcset=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/app-services-4x3-1.png 1024w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/app-services-4x3-1-300x225.png 300w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/app-services-4x3-1-768x576.png 768w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/app-services-4x3-1-16x12.png 16w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/section>\n\n\n\n<section class=\"wp-block-group alignfull wp-block-values-accordion has-white-color has-black-background-color has-text-color has-background has-link-color wp-elements-7 is-layout-constrained wp-container-core-group-is-layout-11a6c75a wp-block-group-is-layout-constrained\" style=\"margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--2-xl);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--2-xl);padding-left:var(--wp--preset--spacing--lg)\">\n<p class=\"has-text-align-center is-style-eyebrow has-white-color has-text-color has-link-color wp-elements-8 wp-block-paragraph\">\u88fd\u54c1<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-heading-2-xl-font-size\" id=\"h-an-embedded-database-in-your-browser-with-sync\">An embedded database in your browser, with sync<\/h2>\n\n\n\n<p class=\"has-text-align-center has-body-large-font-size wp-block-paragraph\">Couchbase Lite for JavaScript embeds a full NoSQL database directly in the browser, so web apps read and write at memory speed and keep working when the network slows or drops. Paired with Couchbase Sync Gateway or hosted App Services, it delivers unified, bi-directional sync from cloud to mobile to web \u2013 one platform, zero downtime, one developer experience across every client.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-801acb99 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:38.58%\">\n<div data-wp-context=\"{ &quot;autoclose&quot;: true, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-timed is-layout-flow wp-block-accordion-is-layout-flow\" style=\"margin-top:var(--wp--preset--spacing--lg)\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-1&quot;, &quot;openByDefault&quot;: true }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-open is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading has-icon has-icon-right\"><button aria-expanded=\"true\" aria-controls=\"accordion-item-1-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-1\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Universal experience<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-1\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-1-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-container-core-accordion-panel-is-layout-8796d431 wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Unified web + mobile UX<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Same data and SQL across web and mobile \u2013 seamless UX, ship faster.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.couchbase.com\/ja\/products\/mobile\/\">Couchbase Mobile (\u30e2\u30d0\u30a4\u30eb)<\/a><\/div>\n<\/div>\n\n\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-2&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading has-icon has-icon-right\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-2-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-2\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Network-resilient by default<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-2\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-2-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-container-core-accordion-panel-is-layout-8796d431 wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Impervious to internet outages<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Apps stay fast and fully functional offline \u2013 no failed transactions.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/docs.couchbase.com\/couchbase-lite-javascript\/current\/index.html\">Couchbase Lite (\u30ab\u30a6\u30c1\u30d9\u30fc\u30b9\u30fb\u30e9\u30a4\u30c8)<\/a><\/div>\n<\/div>\n\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column media-content__image is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:40%\"><div class=\"wp-block-couchbase-com-2026-modal\"><button class=\"modal__trigger modal__trigger--image\" data-modal-target=\"modal-3\" type=\"button\" aria-haspopup=\"dialog\" aria-controls=\"modal-3\"><img decoding=\"async\" src=\"https:\/\/www.couchbase.com\/com-2026\/wp-content\/uploads\/sites\/6\/2026\/07\/Use-case-image_654x416.png\" alt=\"\" loading=\"lazy\" \/><\/button><dialog id=\"modal-3\" class=\"modal__dialog modal__dialog--lightbox modal__dialog--large\">\n\t\t\t<button class=\"modal__close modal__close--bold\" type=\"button\" aria-label=\"Close popup box\" style=\"color:#000\"><svg viewbox=\"0 0 15 15\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M2 2L13 13\" stroke=\"currentColor\" stroke-width=\"4\" stroke-linecap=\"round\"\/><path d=\"M13 2L2 13\" stroke=\"currentColor\" stroke-width=\"4\" stroke-linecap=\"round\"\/><\/svg><\/button>\n\t\t\t<div class=\"modal__scroll\"><div class=\"modal__lightbox\">\n\t\t\t<span class=\"modal__lightbox-item-data\" data-item-url=\"https:\/\/www.youtube.com\/watch?v=7lPkB0qKZGg\" hidden><\/span>\n\t\t\t<div class=\"modal__lightbox-display\" aria-live=\"polite\"><\/div>\n\t\t<\/div><\/div>\n\t\t<\/dialog><\/div><\/div>\n<\/div>\n<\/section>\n\n\n\n<div class=\"wp-block-columns alignfull cta-banner has-black-background-color has-background is-layout-flex wp-container-core-columns-is-layout-d7321b65 wp-block-columns-is-layout-flex\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\n<div class=\"wp-block-column cta-banner__image-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\n<figure class=\"wp-block-image size-medium\"><img loading=\"lazy\" decoding=\"async\" width=\"291\" height=\"300\" src=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-291x300.png\" alt=\"\" class=\"wp-image-11331\" style=\"aspect-ratio:16\/9;object-fit:cover\" srcset=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-291x300.png 291w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-992x1024.png 992w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-768x792.png 768w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-1489x1536.png 1489w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-1985x2048.png 1985w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-12x12.png 12w\" sizes=\"auto, (max-width: 291px) 100vw, 291px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7f6d387f wp-block-columns-is-layout-flex\" style=\"padding-top:var(--wp--preset--spacing--lg);padding-right:var(--wp--preset--spacing--xl);padding-bottom:var(--wp--preset--spacing--lg);padding-left:var(--wp--preset--spacing--xl)\">\n<div class=\"wp-block-column cta-banner__text is-vertical is-nowrap is-layout-flex wp-container-core-column-is-layout-baa6f4c7 wp-block-column-is-layout-flex\">\n<p class=\"is-style-eyebrow has-white-color has-text-color has-small-font-size wp-block-paragraph\">SAMPLE APP<\/p>\n\n\n\n<h2 id=\"h-see-peer-to-peer-sync-between-ios-and-android-apps-get-the-source-on-github\" class=\"wp-block-heading has-white-color has-text-color has-heading-xl-font-size\">See peer-to-peer sync between iOS and Android apps \u2013 get the source on GitHub.<\/h2>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center cta-banner__cta is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-medium\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/github.com\/couchbase-examples\/couchbase-lite-retail-demo\">\u898b\u3066\u307f\u3088\u3046<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<section class=\"wp-block-group alignfull wp-block-card-group has-white-background-color has-background is-layout-constrained wp-container-core-group-is-layout-de816eab wp-block-group-is-layout-constrained\" style=\"padding-top:var(--wp--preset--spacing--2-xl);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--2-xl);padding-left:var(--wp--preset--spacing--lg)\">\n<div class=\"wp-block-group is-layout-constrained wp-container-core-group-is-layout-51fa12eb wp-block-group-is-layout-constrained\">\n<section class=\"wp-block-group wp-block-leading-content is-layout-constrained wp-container-core-group-is-layout-c696f8eb wp-block-group-is-layout-constrained\" style=\"margin-bottom:0;padding-right:var(--wp--preset--spacing--sm);padding-left:var(--wp--preset--spacing--sm)\">\n<h2 class=\"wp-block-heading has-text-align-center has-heading-2-xl-font-size\" id=\"h-where-does-couchbase-lite-s-embedded-database-help\" style=\"padding-top:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--lg)\">Where does Couchbase Lite&#8217;s<br> embedded database help?<\/h2>\n<\/section>\n\n\n\n<section class=\"wp-block-couchbase-com-2026-carousel splide\" data-splide=\"{&quot;arrows&quot;:false}\"><div class=\"splide__track\"><ul class=\"splide__list\">\n<li class=\"wp-block-couchbase-com-2026-carousel-slide splide__slide\">\n<div class=\"wp-block-columns are-vertically-aligned-center quote-card has-white-color has-black-background-color has-text-color has-background is-layout-flex wp-container-core-columns-is-layout-d7321b65 wp-block-columns-is-layout-flex\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\n<div class=\"wp-block-column is-vertically-aligned-center quote-card__content-column is-layout-flow wp-container-core-column-is-layout-e2d01e29 wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--lg);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--lg);padding-left:var(--wp--preset--spacing--lg);flex-basis:50%\">\n<p class=\"is-style-eyebrow wp-block-paragraph\">FIELD APPS<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-style-plain has-heading-2xs-font-size has-heading-2-xs-font-size is-layout-flow wp-container-core-quote-is-layout-329e6949 wp-block-quote-is-layout-flow is-style-plain--4\" style=\"margin-top:0;margin-right:0;margin-bottom:0;margin-left:0\">\n<p class=\"wp-block-paragraph\">Web apps and PWAs that must work through network slowness and outages, then sync seamlessly when connectivity returns. Essential for transactional flows and customer-facing experiences that can\u2019t fail.<\/p>\n<\/blockquote>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-stretch quote-card__image-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-full size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1707\" src=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5559485-scaled.jpg\" alt=\"\" class=\"wp-image-10570\" srcset=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5559485-scaled.jpg 2560w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5559485-300x200.jpg 300w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5559485-1024x683.jpg 1024w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5559485-768x512.jpg 768w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5559485-1536x1024.jpg 1536w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5559485-2048x1365.jpg 2048w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5559485-18x12.jpg 18w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/li>\n\n\n\n<li class=\"wp-block-couchbase-com-2026-carousel-slide splide__slide\">\n<div class=\"wp-block-columns are-vertically-aligned-center quote-card has-white-color has-black-background-color has-text-color has-background is-layout-flex wp-container-core-columns-is-layout-d7321b65 wp-block-columns-is-layout-flex\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\n<div class=\"wp-block-column is-vertically-aligned-center quote-card__content-column is-layout-flow wp-container-core-column-is-layout-e2d01e29 wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--lg);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--lg);padding-left:var(--wp--preset--spacing--lg);flex-basis:50%\">\n<p class=\"is-style-eyebrow wp-block-paragraph\">COLLABORATIVE APPS<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-style-plain has-heading-2xs-font-size has-heading-2-xs-font-size is-layout-flow wp-container-core-quote-is-layout-329e6949 wp-block-quote-is-layout-flow is-style-plain--5\" style=\"margin-top:0;margin-right:0;margin-bottom:0;margin-left:0\">\n<p class=\"wp-block-paragraph\">Apps that allow multiple users to work on shared data in real time, such as note-taking or document editing tools, where conflict resolution and sync consistency are critical.<\/p>\n<\/blockquote>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-stretch quote-card__image-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-full size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1707\" src=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5737534-scaled.jpg\" alt=\"\" class=\"wp-image-10571\" srcset=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5737534-scaled.jpg 2560w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5737534-300x200.jpg 300w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5737534-1024x683.jpg 1024w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5737534-768x512.jpg 768w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5737534-1536x1024.jpg 1536w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5737534-2048x1365.jpg 2048w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_5737534-18x12.jpg 18w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/li>\n\n\n\n<li class=\"wp-block-couchbase-com-2026-carousel-slide splide__slide\">\n<div class=\"wp-block-columns are-vertically-aligned-center quote-card has-white-color has-black-background-color has-text-color has-background is-layout-flex wp-container-core-columns-is-layout-d7321b65 wp-block-columns-is-layout-flex\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\n<div class=\"wp-block-column is-vertically-aligned-center quote-card__content-column is-layout-flow wp-container-core-column-is-layout-e2d01e29 wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--lg);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--lg);padding-left:var(--wp--preset--spacing--lg);flex-basis:50%\">\n<p class=\"is-style-eyebrow wp-block-paragraph\">REAL-TIME DISPLAYS<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-style-plain has-heading-2xs-font-size has-heading-2-xs-font-size is-layout-flow wp-container-core-quote-is-layout-329e6949 wp-block-quote-is-layout-flow is-style-plain--6\" style=\"margin-top:0;margin-right:0;margin-bottom:0;margin-left:0\">\n<p class=\"wp-block-paragraph\">Solutions that continuously update shared information, like live dashboards or flight arrival boards. These displays require low-latency data delivery and instant synchronization.<\/p>\n<\/blockquote>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-stretch quote-card__image-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-full size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1710\" src=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_4851013-scaled.jpg\" alt=\"\" class=\"wp-image-10567\" srcset=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_4851013-scaled.jpg 2560w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_4851013-300x200.jpg 300w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_4851013-1024x684.jpg 1024w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_4851013-768x513.jpg 768w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_4851013-1536x1026.jpg 1536w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_4851013-2048x1368.jpg 2048w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_4851013-18x12.jpg 18w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/li>\n\n\n\n<li class=\"wp-block-couchbase-com-2026-carousel-slide splide__slide\">\n<div class=\"wp-block-columns are-vertically-aligned-center quote-card has-white-color has-black-background-color has-text-color has-background is-layout-flex wp-container-core-columns-is-layout-d7321b65 wp-block-columns-is-layout-flex\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\n<div class=\"wp-block-column is-vertically-aligned-center quote-card__content-column is-layout-flow wp-container-core-column-is-layout-e2d01e29 wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--lg);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--lg);padding-left:var(--wp--preset--spacing--lg);flex-basis:50%\">\n<p class=\"is-style-eyebrow wp-block-paragraph\">MULTI-PLATFORM APPS<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-style-plain has-heading-2xs-font-size has-heading-2-xs-font-size is-layout-flow wp-container-core-quote-is-layout-329e6949 wp-block-quote-is-layout-flow is-style-plain--7\" style=\"margin-top:0;margin-right:0;margin-bottom:0;margin-left:0\">\n<p class=\"wp-block-paragraph\">Apps that deliver a consistent experience across web and mobile clients, syncing data seamlessly between platforms so the experience is consistent between devices.<\/p>\n<\/blockquote>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-stretch quote-card__image-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-full size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1707\" src=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_6709865-scaled.jpg\" alt=\"\" class=\"wp-image-10577\" srcset=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_6709865-scaled.jpg 2560w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_6709865-300x200.jpg 300w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_6709865-1024x683.jpg 1024w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_6709865-768x512.jpg 768w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_6709865-1536x1024.jpg 1536w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_6709865-2048x1365.jpg 2048w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/stk_6709865-18x12.jpg 18w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/li>\n<\/ul><\/div><\/section>\n<\/div>\n<\/section>\n\n\n\n<div class=\"wp-block-group alignfull wp-custom-related-resources has-peach-background-color has-background is-layout-constrained wp-container-core-group-is-layout-22d72296 wp-block-group-is-layout-constrained\" style=\"margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--xl);padding-right:var(--wp--preset--spacing--lg);padding-bottom:0;padding-left:var(--wp--preset--spacing--lg)\">\n<h2 class=\"wp-block-heading has-text-align-center has-heading-2-xl-font-size\" id=\"h-keep-exploring\">Keep exploring<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-a91057ef wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<section class=\"wp-block-couchbase-com-2026-slider alignfull splide\" data-slider=\"{}\"><div class=\"splide__track\"><ul class=\"splide__list\">\n<li class=\"wp-block-couchbase-com-2026-slider-card splide__slide\">\n<div class=\"wp-block-group wp-custom-card wp-custom-card--image is-full-height has-black-background-color has-background is-vertical is-layout-flex wp-container-core-group-is-layout-6bf216e4 wp-block-group-is-layout-flex\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0;box-shadow:var(--wp--preset--shadow--default)\">\n<figure class=\"wp-block-image size-full size-large card-image__image\"><img loading=\"lazy\" decoding=\"async\" width=\"1914\" height=\"776\" src=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Home-2.png\" alt=\"\" class=\"wp-image-11411\" srcset=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Home-2.png 1914w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Home-2-300x122.png 300w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Home-2-1024x415.png 1024w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Home-2-768x311.png 768w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Home-2-1536x623.png 1536w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Home-2-18x7.png 18w\" sizes=\"auto, (max-width: 1914px) 100vw, 1914px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group card-image__content is-vertical is-layout-flex wp-container-core-group-is-layout-ba21e338 wp-block-group-is-layout-flex\" style=\"padding-top:var(--wp--preset--spacing--lg);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--lg);padding-left:var(--wp--preset--spacing--lg)\">\n<p class=\"wp-paragraph is-style-eyebrow has-large-font-size wp-block-paragraph\">Product Webpage<\/p>\n\n\n\n<h3 id=\"h-couchbase-mobile\" class=\"wp-block-heading has-heading-xl-font-size\">Couchbase Mobile (\u30e2\u30d0\u30a4\u30eb)<\/h3>\n\n\n\n<div class=\"wp-block-buttons card_buttons is-layout-flex wp-block-buttons-is-layout-flex\" style=\"margin-top:auto;padding-top:var(--wp--preset--spacing--lg)\">\n<div class=\"wp-block-button is-style-outline is-style-outline--8\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.couchbase.com\/ja\/products\/mobile\/\" title=\"\u3055\u3089\u306b\u8a73\u3057\u304f\" target=\"_self\">\u3055\u3089\u306b\u8a73\u3057\u304f<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n\n\n\n<li class=\"wp-block-couchbase-com-2026-slider-card splide__slide\">\n<div class=\"wp-block-group wp-custom-card wp-custom-card--image is-full-height has-black-background-color has-background is-vertical is-layout-flex wp-container-core-group-is-layout-6bf216e4 wp-block-group-is-layout-flex\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0;box-shadow:var(--wp--preset--shadow--default)\">\n<figure class=\"wp-block-image size-full size-large card-image__image\"><img loading=\"lazy\" decoding=\"async\" width=\"2548\" height=\"1171\" src=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-1.png\" alt=\"\" class=\"wp-image-11439\" srcset=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-1.png 2548w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-1-300x138.png 300w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-1-1024x471.png 1024w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-1-768x353.png 768w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-1-1536x706.png 1536w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-1-2048x941.png 2048w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Mobile-1-18x8.png 18w\" sizes=\"auto, (max-width: 2548px) 100vw, 2548px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group card-image__content is-vertical is-layout-flex wp-container-core-group-is-layout-ba21e338 wp-block-group-is-layout-flex\" style=\"padding-top:var(--wp--preset--spacing--lg);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--lg);padding-left:var(--wp--preset--spacing--lg)\">\n<p class=\"wp-paragraph is-style-eyebrow has-large-font-size wp-block-paragraph\">\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8<\/p>\n\n\n\n<h3 id=\"h-couchbase-lite-for-web-applications\" class=\"wp-block-heading has-heading-xl-font-size\">\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7528Couchbase Lite<\/h3>\n\n\n\n<div class=\"wp-block-buttons card_buttons is-layout-flex wp-block-buttons-is-layout-flex\" style=\"margin-top:auto;padding-top:var(--wp--preset--spacing--lg)\">\n<div class=\"wp-block-button is-style-outline is-style-outline--9\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/info.couchbase.com\/rs\/302-GJY-034\/images\/2046_Couchbase_Lite_For_Web_Applications_en_DS.pdf?version=0\" title=\"\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3092\u5165\u624b\u3059\u308b\" target=\"_self\">\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3092\u5165\u624b\u3059\u308b<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n\n\n\n<li class=\"wp-block-couchbase-com-2026-slider-card splide__slide\">\n<div class=\"wp-block-group wp-custom-card wp-custom-card--image is-full-height has-black-background-color has-background is-vertical is-layout-flex wp-container-core-group-is-layout-6bf216e4 wp-block-group-is-layout-flex\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0;box-shadow:var(--wp--preset--shadow--default)\">\n<figure class=\"wp-block-image size-full size-large card-image__image\"><img loading=\"lazy\" decoding=\"async\" width=\"2548\" height=\"1171\" src=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Vector-Search-1-1.png\" alt=\"\" class=\"wp-image-11207\" srcset=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Vector-Search-1-1.png 2548w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Vector-Search-1-1-300x138.png 300w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Vector-Search-1-1-766x352.png 766w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Vector-Search-1-1-1024x471.png 1024w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Vector-Search-1-1-1536x706.png 1536w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Vector-Search-1-1-18x8.png 18w, https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/Vector-Search-1-1-2048x941.png 2048w\" sizes=\"auto, (max-width: 2548px) 100vw, 2548px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group card-image__content is-vertical is-layout-flex wp-container-core-group-is-layout-ba21e338 wp-block-group-is-layout-flex\" style=\"padding-top:var(--wp--preset--spacing--lg);padding-right:var(--wp--preset--spacing--lg);padding-bottom:var(--wp--preset--spacing--lg);padding-left:var(--wp--preset--spacing--lg)\">\n<p class=\"wp-paragraph is-style-eyebrow has-large-font-size wp-block-paragraph\">\u8cc7\u6599<\/p>\n\n\n\n<h3 id=\"h-couchbase-lite-for-javascript\" class=\"wp-block-heading has-heading-xl-font-size\">Couchbase Lite for JavaScript<\/h3>\n\n\n\n<div class=\"wp-block-buttons card_buttons is-layout-flex wp-block-buttons-is-layout-flex\" style=\"margin-top:auto;padding-top:var(--wp--preset--spacing--lg)\">\n<div class=\"wp-block-button is-style-outline is-style-outline--10\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/docs.couchbase.com\/couchbase-lite-javascript\/current\/index.html?_gl=1*5uhnsr*_gcl_au*MTk3NTk2OTUxOS4xNzYwMDE0MjgzLjEwMDg0MzY5MTcuMTc2Mjc3OTE0Ni4xNzYyNzc5MTQ2\" title=\"Check out the docs\" target=\"_self\">Check out the docs<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<\/ul><div class=\"slider__progress\"><div class=\"slider__progress-bar\" role=\"slider\" tabindex=\"0\" aria-label=\"Slide\" aria-valuemin=\"0\" aria-valuenow=\"0\" 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rotate(-29.99)\"\/><path d=\"M35.92,20.71c-2.14-1.75-4.93-2.44-7.66-1.9-3.58.71-6.48,3.64-7.23,7.29-.67,3.28.32,6.61,2.66,8.9.2.19.31.46.31.74v5.83h12.24v-5.83c0-.28.11-.55.29-.73,1.86-1.81,2.88-4.26,2.88-6.87,0-2.91-1.27-5.61-3.49-7.43ZM28.48,30.59h-.98c-.54,0-.98-.44-.98-.98s.44-.98.98-.98.98.44.98.98v.98ZM30.54,38.86h-.86v-7.06h.86v7.06ZM34.63,33.08c-.71.69-1.11,1.66-1.11,2.67v3.12h-1.77v-7.06h1.01c1.19-.01,2.16-.99,2.16-2.19s-.98-2.19-2.19-2.19-2.19.98-2.19,2.19v.98h-.86v-.98c0-1.21-.98-2.19-2.19-2.19s-2.19.98-2.19,2.19.98,2.19,2.19,2.19h.98v7.06h-1.77v-3.12c0-1.01-.41-1.98-1.12-2.68-1.68-1.64-2.39-4.04-1.9-6.42.53-2.59,2.58-4.67,5.1-5.18,1.96-.39,3.88.08,5.41,1.34,1.59,1.3,2.5,3.25,2.5,5.34,0,1.88-.73,3.64-2.06,4.94ZM31.75,30.59v-.98c0-.54.44-.98.98-.98s.98.44.98.98-.44.98-.98.98h-.98Z\"\/><\/svg><\/div>\n\n\n<h3 id=\"h-get-in-touch\" class=\"wp-block-heading wp-custom-prefooter__card-title has-heading-sm-font-size\" style=\"margin-top:var(--wp--preset--spacing--xs);margin-bottom:var(--wp--preset--spacing--xs)\">\u9023\u7d61\u5148<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Couchbase\u306e\u30b5\u30fc\u30d3\u30b9\u306b\u3064\u3044\u3066\u3082\u3063\u3068\u77e5\u308a\u305f\u3044\u3067\u3059\u304b\uff1f\u79c1\u305f\u3061\u306b\u304a\u4efb\u305b\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\" style=\"margin-top:auto\">\n<div class=\"wp-block-button is-style-outline is-style-outline--13\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.couchbase.com\/ja\/com-2026\/contact\/\" title=\"\u304a\u554f\u3044\u5408\u308f\u305b\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>ALWAYS-ON WEB APPS, UNIFIED SYNC WITH MOBILE Fast, Always-On Web Apps With Couchbase Lite for JavaScript Keep web apps fast and running through network outages, with universal sync to cloud and mobile. CHALLENGE + IMPACT When the internet drops, your business shouldn\u2019t Web apps run your business \u2013 bookings, transactions, customer experiences. When networks slow or drop, users abandon, transactions fail, and revenue stops. Every minute offline costs money and trust. Downtime costs revenue and trust Networks fail in dead zones, on cellular, mid-transaction. When apps stall, users churn and revenue stops. Web and mobile drift out of sync Users moving between web and mobile see stale or conflicting data [&hellip;]<\/p>\n","protected":false},"author":73510,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-no-prefooter","meta":{"_acf_changed":false,"inline_featured_image":false,"_acf":"","footnotes":""},"class_list":["post-721","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.6 (Yoast SEO v28.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Couchbase Lite for JavaScript: Build Apps That Never Go Down<\/title>\n<meta name=\"description\" content=\"Build always-fast, always-on web apps with Couchbase Lite for JavaScript and get unified sync across cloud, mobile, and web.\" \/>\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.couchbase.com\/ja\/use-cases\/lite-for-javascript\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Couchbase Lite for JavaScript: Build Apps That Never Go Down\" \/>\n<meta property=\"og:description\" content=\"Build always-fast, always-on web apps with Couchbase Lite for JavaScript and get unified sync across cloud, mobile, and web.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.couchbase.com\/ja\/use-cases\/lite-for-javascript\/\" \/>\n<meta property=\"og:site_name\" content=\"Couchbase\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-16T23:55:27+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.couchbase.com\/wp-content\/uploads\/2026\/10\/app-services-4x3-1.png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Couchbase Lite for JavaScript: Build Apps That Never Go Down\" \/>\n<meta name=\"twitter:description\" content=\"Build always-fast, always-on web apps with Couchbase Lite for JavaScript and get unified sync across cloud, mobile, and web.\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"5\u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.couchbase.com\\\/ja\\\/use-cases\\\/lite-for-javascript\\\/\",\"url\":\"https:\\\/\\\/www.couchbase.com\\\/use-cases\\\/lite-for-javascript\\\/\",\"name\":\"Couchbase Lite for JavaScript: Build Apps That Never Go Down\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.couchbase.com\\\/ja\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.couchbase.com\\\/use-cases\\\/lite-for-javascript\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.couchbase.com\\\/use-cases\\\/lite-for-javascript\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.couchbase.com\\\/wp-content\\\/uploads\\\/2026\\\/10\\\/app-services-4x3-1.png\",\"datePublished\":\"2025-11-04T17:06:07+00:00\",\"dateModified\":\"2026-10-16T23:55:27+00:00\",\"description\":\"Build always-fast, always-on web apps with Couchbase Lite for JavaScript and get unified sync across cloud, mobile, and web.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.couchbase.com\\\/use-cases\\\/lite-for-javascript\\\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.couchbase.com\\\/use-cases\\\/lite-for-javascript\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\\\/\\\/www.couchbase.com\\\/use-cases\\\/lite-for-javascript\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.couchbase.com\\\/wp-content\\\/uploads\\\/2026\\\/10\\\/app-services-4x3-1.png\",\"contentUrl\":\"https:\\\/\\\/www.couchbase.com\\\/wp-content\\\/uploads\\\/2026\\\/10\\\/app-services-4x3-1.png\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.couchbase.com\\\/use-cases\\\/lite-for-javascript\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.couchbase.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Couchbase Lite for Web Applications &#8211; 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