--- title: https://github.com/nexion-one/SpacesRail | daily.dev description: An open source SwiftUI component recreates the horizontal pager sidebar interaction popularized by Arc Browser's Spaces feature, using two-finger scroll... canonical: https://daily.dev/posts/https-github-com-nexion-one-spacesrail-5k5hmm3c4 twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: https://github.com/nexion-one/SpacesRail | daily.dev og:description: An open source SwiftUI component recreates the horizontal pager sidebar interaction popularized by Arc Browser's Spaces feature, using two-finger scroll... og:url: https://daily.dev/posts/https-github-com-nexion-one-spacesrail-5k5hmm3c4 og:image: https://api.daily.dev/og/posts/5K5HMm3c4.png og:image:alt: https://github.com/nexion-one/SpacesRail og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # https://github.com/nexion-one/SpacesRail **[Open Source](https://daily.dev/sources/opensourcesquad)** · [@ramin](https://daily.dev/ramin) · 1 min read · 1 upvotes · 0 comments ## Summary An open source SwiftUI component recreates the horizontal pager sidebar interaction popularized by Arc Browser's Spaces feature, using two-finger scroll gestures with an icon row that tracks the current page and animates alongside the gesture. ## Content A horizontal pager for a macOS sidebar, driven by two finger scroll, with a row of icons underneath that marks the current page and moves with the gesture. The spaces interaction from Arc Browser, in SwiftUI. ## Similar posts on daily.dev - [Native Instant Space Switching on MacOS](https://daily.dev/posts/native-instant-space-switching-on-macos-bza66pchj) · Lobsters · 1 upvotes · 0 comments --- Tags: [#ui-design](https://daily.dev/tags/ui-design), [#mac](https://daily.dev/tags/mac), [#swiftui](https://daily.dev/tags/swiftui) [View this post on daily.dev](https://daily.dev/posts/https-github-com-nexion-one-spacesrail-5k5hmm3c4) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"DiscussionForumPosting","mainEntityOfPage":"https://daily.dev/posts/https-github-com-nexion-one-spacesrail-5k5hmm3c4","headline":"https://github.com/nexion-one/SpacesRail","text":"An open source SwiftUI component recreates the horizontal pager sidebar interaction popularized by Arc Browser's Spaces feature, using two-finger scroll gestures with an icon row that tracks the current page and animates alongside the gesture.","url":"https://daily.dev/posts/https-github-com-nexion-one-spacesrail-5k5hmm3c4","datePublished":"2026-08-31T16:50:41.678Z","dateModified":"2026-09-13T20:51:19.083Z","author":{"@type":"Person","name":"Ramin Banihashemi","url":"https://daily.dev/ramin","image":"https://lh3.googleusercontent.com/a-/AOh14GgaF5iGSKfphrhi9gsWrSEesBDnJoLtz8E2yOOuRw=s100","interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"EndorseAction"},"userInteractionCount":40}},"image":"https://media.daily.dev/image/upload/s--6fP1Gx9n--/f_auto/v1788194097/posts/qpWbqCaqs?_a=BAMAMicg0","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"isPartOf":{"@type":"WebPage","url":"https://daily.dev/squads/opensourcesquad","name":"Open Source"}} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Open Source","item":"https://daily.dev/squads/opensourcesquad"},{"@type":"ListItem","position":3,"name":"https://github.com/nexion-one/SpacesRail"}]} ```