--- title: Collabora & Linux Kernel 4.12 | daily.dev description: Linux Kernel 4.12 saw 12 Collabora developers contribute a record 76 patches, surpassing the previous record of 11 developers in the 4.9 cycle. Key... canonical: https://daily.dev/posts/collabora-linux-kernel-4-12-crmdwgfzw twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Collabora & Linux Kernel 4.12 | daily.dev og:description: Linux Kernel 4.12 saw 12 Collabora developers contribute a record 76 patches, surpassing the previous record of 11 developers in the 4.9 cycle. Key... og:url: https://daily.dev/posts/collabora-linux-kernel-4-12-crmdwgfzw og:image: https://api.daily.dev/og/posts/cRMdwGFzW.png og:image:alt: Collabora & Linux Kernel 4.12 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. # Collabora & Linux Kernel 4.12 **[Collabora Blog](https://daily.dev/sources/collabora)** · 4 min read · 0 upvotes · 0 comments ## Summary Linux Kernel 4.12 saw 12 Collabora developers contribute a record 76 patches, surpassing the previous record of 11 developers in the 4.9 cycle. Key contributions include Helen Koike's improved virtual NVMe device performance in QEMU and the initial Virtual Media Controller Driver, Gabriel Krisman Bertazi's QXL spice GPU driver conversion to atomic modesetting, Romain Perier's Rockchip board support improvements, and various DRM, V4L2, USB, and platform driver fixes from the broader Collabora team. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Questions this post answers ### How many patches did Collabora contribute to Linux kernel 4.12? Collabora contributed 76 patches from 12 developers to Linux kernel 4.12, a record for the company in a single release. They also added 29 Reviewed-by tags, 9 Tested-by tags, and 41 Signed-off-by tags. The previous record was 11 developers contributing during the 4.9 development cycle. _Developers tracking Linux kernel contribution milestones and open source ecosystem news follow these releases on daily.dev._ --- Tags: [#open-source](https://daily.dev/tags/open-source), [#linux](https://daily.dev/tags/linux) [View this post on daily.dev](https://daily.dev/posts/collabora-linux-kernel-4-12-crmdwgfzw) ```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":"TechArticle","headline":"Collabora & Linux Kernel 4.12","url":"https://daily.dev/posts/collabora-linux-kernel-4-12-crmdwgfzw","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/collabora-linux-kernel-4-12-crmdwgfzw"},"datePublished":"2026-08-11T08:53:54.302Z","dateModified":"2026-08-11T09:13:15.848Z","description":"Linux Kernel 4.12 saw 12 Collabora developers contribute a record 76 patches, surpassing the previous record of 11 developers in the 4.9 cycle. 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They also added 29 Reviewed-by tags, 9 Tested-by tags, and 41 Signed-off-by tags. The previous record was 11 developers contributing during the 4.9 development cycle. Developers tracking Linux kernel contribution milestones and open source ecosystem news follow these releases on daily.dev."}}]} ```