--- title: Gaphor: Open Source Graphical Modeling Tool | daily.dev description: Gaphor is a free and open source modeling application with support for various modeling languages such as UML, SysML, RAAML and C4. It is a cross-platform tool... canonical: https://daily.dev/posts/gaphor-open-source-graphical-modeling-tool-qiu-2komr twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Gaphor: Open Source Graphical Modeling Tool | daily.dev og:description: Gaphor is a free and open source modeling application with support for various modeling languages such as UML, SysML, RAAML and C4. It is a cross-platform tool... og:url: https://daily.dev/posts/gaphor-open-source-graphical-modeling-tool-qiu-2komr og:image: https://api.daily.dev/og/posts/QiU_2KOMr.png og:image:alt: Gaphor: Open Source Graphical Modeling Tool 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. # Gaphor: Open Source Graphical Modeling Tool **[It's Foss](https://daily.dev/sources/itsfoss)** · [@abhishek_foss](https://daily.dev/abhishek_foss) · 2 min read · 142 upvotes · 5 comments ## Summary Gaphor is a free and open source modeling application with support for various modeling languages such as UML, SysML, RAAML and C4. It is a cross-platform tool and available to install on Linux, Windows and macOS. You can export your diagrams in PDF, PNG, SVG and XML formats. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Community discussion Top comments from developers on daily.dev. **@negus** · 2 upvotes > Great, I had been looking for something like this! **@trantuanphong** · 1 upvotes > Nice! **@takuan\_osho** · 1 upvotes > Interesting! **@wirebot34** · 1 upvotes > 👍 ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 1 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments - [CNCF Unveils Schedule for KubeCon \+ CloudNativeCon Europe 2026](https://daily.dev/posts/cncf-unveils-schedule-for-kubecon-cloudnativecon-europe-2026-ikhcoa5cb) · CNCF · 2 upvotes · 0 comments - [CNCF Debuts KubeCon \+ CloudNativeCon Japan 2026 Schedule](https://daily.dev/posts/cncf-debuts-kubecon-cloudnativecon-japan-2026-schedule-xp5pyudub) · CNCF · 1 upvotes · 0 comments --- Tags: [#open-source](https://daily.dev/tags/open-source) [View this post on daily.dev](https://daily.dev/posts/gaphor-open-source-graphical-modeling-tool-qiu-2komr) ```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":"Gaphor: Open Source Graphical Modeling Tool","url":"https://daily.dev/posts/gaphor-open-source-graphical-modeling-tool-qiu-2komr","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/gaphor-open-source-graphical-modeling-tool-qiu-2komr"},"datePublished":"2021-12-06T06:29:53.819Z","dateModified":"2021-12-06T06:29:53.819Z","description":"Gaphor is a free and open source modeling application with support for various modeling languages such as UML, SysML, RAAML and C4. 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