--- title: Add React Native to the Signal open source app — part 1 (iO… description: A step-by-step walkthrough of integrating React Native into the Signal iOS open-source app as a brownfield project. Covers setting up the React Native JS layer... canonical: https://daily.dev/posts/add-react-native-to-the-signal-open-source-app-part-1-io--1giqjwypv twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Add React Native to the Signal open source app — part 1 (iO… | daily.dev og:description: A step-by-step walkthrough of integrating React Native into the Signal iOS open-source app as a brownfield project. Covers setting up the React Native JS layer... og:url: https://daily.dev/posts/add-react-native-to-the-signal-open-source-app-part-1-io--1giqjwypv og:image: https://api.daily.dev/og/posts/1gIQjWYpV.png og:image:alt: Add React Native to the Signal open source app — part 1 (iO… 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. # Add React Native to the Signal open source app — part 1 (iO… **[Software Mansion](https://daily.dev/sources/swmansion)** · 7 min read · 0 upvotes · 0 comments ## Summary A step-by-step walkthrough of integrating React Native into the Signal iOS open-source app as a brownfield project. Covers setting up the React Native JS layer (package.json, Metro, index.js, App.tsx), modifying the Gemfile and Podfile to include React Native pods, inheriting AppDelegate from RCTAppDelegate in Swift, implementing required bridge methods, and finally presenting a React Native screen in place of Signal's native compose view. The guide emphasizes that brownfield integration varies per app and serves as a practical case study alongside official documentation. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [React Native in .NET MAUI: A Practical Brownfield Integration Guide](https://daily.dev/posts/react-native-in-net-maui-a-practical-brownfield-integration-guide-t0leb0qbg) · Callstack Blog · 1 upvotes · 0 comments - [Making React Native actually native](https://daily.dev/posts/making-react-native-actually-native-bdan1xdzt) · Bytes by ui.dev · 2 upvotes · 0 comments - [A Beginner’s Guide to Setting Up a React Native Dev Environment](https://daily.dev/posts/a-beginner-s-guide-to-setting-up-a-react-native-dev-environment-4smzlvm1h) · Atomic Spin · 0 upvotes · 0 comments - [From React Web to Native in One Week](https://daily.dev/posts/from-react-web-to-native-in-one-week-zxr4npbt3) · Expo Blog · 62 upvotes · 3 comments --- Tags: [#ios](https://daily.dev/tags/ios), [#swift](https://daily.dev/tags/swift), [#react-native](https://daily.dev/tags/react-native), [#cocoapods](https://daily.dev/tags/cocoapods) [View this post on daily.dev](https://daily.dev/posts/add-react-native-to-the-signal-open-source-app-part-1-io--1giqjwypv) ```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":"Add React Native to the Signal open source app — part 1 (iO…","url":"https://daily.dev/posts/add-react-native-to-the-signal-open-source-app-part-1-io--1giqjwypv","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/add-react-native-to-the-signal-open-source-app-part-1-io--1giqjwypv"},"datePublished":"2026-08-02T07:15:25.605Z","dateModified":"2026-08-02T07:36:37.652Z","description":"A step-by-step walkthrough of integrating React Native into the Signal iOS open-source app as a brownfield project. 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