callstack.com

# Callstack

> Expert React Native and React development, consulting, and open-source. Meta Technology Partner.

This file is a compact index of the most useful pages for AI assistants. For full page-level context, see llms-full.txt.

## Overview

- [Callstack | Ship cross-platform products at AI speed | React Foundation](https://www.callstack.com/): React Native experts helping enterprise teams ship faster with AI-native engineering, agentic infrastructure, and 10+ years of cross-platform expertise.

## Services

- [AI Engineering Adoption | Team Training & ROI | Callstack](https://www.callstack.com/ai-engineering-adoption): Turn developers into AI-native engineers. Configure the right tools, upskill your team, and measure the real ROI of AI on your cross-platform delivery.
- [AI-Native Delivery | React Native Services | Callstack](https://www.callstack.com/services): Explore Callstack's engineering services. We combine 10 years of React Native expertise with AI-native delivery, agentic infrastructure, and enterprise rollouts.
- [React & React Native Consulting Services | Core Contributors | Callstack](https://www.callstack.com/consulting): Expert React consulting services by core contributors with 9+ years experience. Development support, training, and performance optimization for your projects.
- [React Native Product Development Services | Cross-Platform Experts | Callstack](https://www.callstack.com/product-development): Accelerate your launch with expert React Native product development services. Build once for iOS, Android and web, saving time and reducing costs.
- [AI Vibe Coding Cleanup for Production | Callstack](https://www.callstack.com/services/ai-vibe-coding-cleanup): Turn AI-generated code into production-ready software.
- [C++ Library Integration for React Native | Callstack](https://www.callstack.com/services/c-library-integration-for-react-native): Bring your existing C, C++, Golang, or Rust libraries into React Native without rewriting them in JavaScript. Reuse proven business logic across your mobile codebase.
- [Custom High-Performance Renderers for React Native | Callstack](https://www.callstack.com/services/custom-high-performance-renderers): Build screens that go beyond React Native's standard rendering. We create custom-rendered experiences for pixel-perfect consistency, 3D graphics, and frame-perfect animations.
- [Desktop App Development Services | React Native for Windows & macOS | Callstack](https://www.callstack.com/services/desktop-app-development): Build high-performance desktop apps for Windows and macOS with React Native. Create native-feeling applications that scale—trusted by Microsoft and Meta.
- [Expo App Development Services | Cross-Platform React Native | Callstack](https://www.callstack.com/services/expo-development): Expert Expo app development services by React Native core contributors. Build cross-platform mobile apps faster with official Meta partners at Callstack.
- [Generative AI App Development for Production | Callstack](https://www.callstack.com/services/generative-ai-app-development): Generative AI app development for production. Callstack helps teams ship AI-powered features across mobile and web with reliability, safety, and scale.
- [Learn React Native | Expert Training Programs | Callstack](https://www.callstack.com/services/react-native-trainings): Learn React Native from core contributors through expert training programs. Help your team master best practices, performance, and modern architecture.
- [Migrate Your React Native App to the New Architecture](https://www.callstack.com/services/new-architecture-migration): Safely migrate your React Native app to the New Architecture. Unlock new capabilities, improve performance, and stay compatible with future RN releases.
- [Mobile App Development Services | Cross-Platform React Native | Callstack](https://www.callstack.com/services/mobile-app-development): Build high-quality mobile apps with React Native. One codebase for iOS and Android, delivering native performance with faster development and time-to-market
- [Module Federation Development Services | Callstack](https://www.callstack.com/services/module-federation-development): Build scalable micro-frontend architecture with our Module Federation expertise. Create independent teams, faster deployments, and cross-platform applications.
- [Monitoring & Observability Services | React Native App Analytics | Callstack](https://www.callstack.com/services/monitoring-observability): Monitor what matters in your React Native app. We build visibility for capturing key metrics and enabling reliable decision making across platforms.
- [Next.js Development Services | Expert React Consultants | Callstack](https://www.callstack.com/services/next-js-development): Build fast, scalable web apps with our expert Next.js development services. We help teams create optimized React applications from architecture to deployment.
- [On-Device AI Development for Production | Callstack](https://www.callstack.com/services/run-ai-directly-on-the-device-for-speed-privacy-and-control): Run AI directly on iOS and Android devices for speed, privacy, and offline use. Callstack helps teams deploy and optimize on-device AI models.
- [Quality Assurance Services | React Native Testing Solutions | Callstack](https://www.callstack.com/services/quality-assurance): Deliver stable releases with confidence. Our QA combines automated testing, platform validation, and manual expertise for reliable React Native applications.
- [React Development Services | Expert Consultants | Callstack](https://www.callstack.com/services/react-development): Build scalable, high-performance React applications with our expert development services. From architecture to performance optimization for web apps.
- [React Native Development Services | Core Contributors | Callstack](https://www.callstack.com/services/react-native-development): Expert React Native development services from core contributors with 9+ years experience. We build high-performance cross-platform apps for all devices
- [React Native Migration Services | Incremental Adoption | Callstack](https://www.callstack.com/services/migration-to-react-native): Adopt React Native safely without disruption. We help organizations migrate incrementally with clear plans and technical guidance for successful implementation.
- [React Native Migration | Brownfield Integration Services | Callstack](https://www.callstack.com/services/react-native-brownfield): Expert React Native migration services for your existing native apps. Integrate cross-platform features into iOS and Android codebases without starting from scratch.
- [React Native Modules Development | Custom Native Integrations | Callstack](https://www.callstack.com/services/react-native-modules-development): Expert React Native modules development by core contributors. Custom native integrations, SDK wrappers, and platform-specific features for your app.
- [React Native Performance Optimization Services | Callstack](https://www.callstack.com/services/react-native-performance-optimization): Speed up your React Native app with expert performance optimization. Identify bottlenecks, reduce startup time, and improve user experience for higher retention rates.
- [React Native Upgrade Services | Modernize Your App | Callstack](https://www.callstack.com/services/react-native-upgrades): Professional React Native upgrade services by industry experts. Modernize your app with reduced technical debt and minimal disruption to development workflow.
- [Release Process Optimization | React Native CI/CD Services | Callstack](https://www.callstack.com/services/release-process-optimization): Optimize React Native releases for speed and control. We automate builds, enhance CI/CD pipelines, and improve feedback loops for faster app delivery.
- [Scalability Engineering Services | React Native at Scale | Callstack](https://www.callstack.com/services/scalability-engineering): Scale your React Native app without rewriting it. We evolve architecture for larger codebases, faster delivery, and quality maintenance across teams.
- [Shared Native Core for Cross-Platform Apps | Callstack](https://www.callstack.com/services/shared-native-core-for-cross-platform-apps): Share your business logic across mobile, web, desktop, and TV without rewrites. We build shared C++ or Rust core libraries — write once, deploy everywhere.
- [Streaming App Development Services | Cross-Platform Solutions | Callstack](https://www.callstack.com/services/streaming-app-development): Build high-performance streaming apps that work on every screen. Our React Native experts deliver consistent experiences across mobile, TV, and web platforms.
- [Super App Development Services | Modular Mobile Architecture | Callstack](https://www.callstack.com/services/super-app-development): Build scalable super apps with modular architecture that enables independent updates and third-party integrations across platforms.
- [VR App Development Services | React Native for Vision Pro | Callstack](https://www.callstack.com/services/vr-app-development): Build immersive VR apps for Apple Vision Pro with React Native. Launch faster without high investment—reuse your existing codebase for visionOS development.
- [Web App Development Services | Modern React Solutions | Callstack](https://www.callstack.com/services/web-app-development): Build scalable web apps with our React development expertise. We deliver modern solutions that work across platforms with performance and maintainability

## Case Studies

- [React Native Case Studies | Client Success Stories | Callstack](https://www.callstack.com/case-studies): Explore React Native success stories from enterprises and startups. See how we've solved challenges with module federation, super apps, and codebase upgrades.
- [Building a browser-based React Native playground for Expo | Callstack](https://www.callstack.com/case-studies/building-a-browser-based-react-native-playground-for-expo): We partnered with Expo to enable instant prototyping, real-device preview, and easy sharing of React Native projects, all without local setup.
- [Building Scalable Observability for a High-Growth React Native App | Callstack](https://www.callstack.com/case-studies/building-scalable-observability-for-a-high-growth-react-native-app): By introducing custom performance tracking and stabilizing their test infrastructure, we helped the client detect incidents faster, improve release quality, and enable reliable...
- [Creating React Native SDK Wrapper for Rive | Callstack](https://www.callstack.com/case-studies/creating-react-native-sdk-wrapper-for-rive): We helped Rive, an interactive design tool, reach a broader audience by creating a React Native library that integrates its SDK for iOS and Android.
- [Enhancing Application's Performance for Expensify | Callstack](https://www.callstack.com/case-studies/enhancing-applications-performance-for-expensify): Discover how we revamped the Expensify app for lightning-fast experiences, guided by a systematic DMAIC approach.
- [Enhancing Performance of Momo's Super App With Re.Pack | Callstack](https://www.callstack.com/case-studies/improving-performance-of-super-app-for-momo): MoMo successfully migrated its platform and mini apps to a new architecture using Re.Pack, boosting performance and scalability.
- [Improving Chat Performance and Creating a Custom UI Library for Dream11 | Callstack](https://www.callstack.com/case-studies/improving-chat-performance-for-dream11): We enhanced the performance of the Dream11 platform by optimizing chat functionality for low- and medium-end devices, and creating a custom UI component library.
- [Launching a High-Performance React Native App on Samsung TV | Callstack](https://www.callstack.com/case-studies/launching-samsung-tv-app-for-global-streaming-platform): Rebuilding the legacy Samsung TV app in React Native restored feature parity, improved performance, and aligned it with the client’s shared TV codebase, without growing the team.
- [Launching White-Label Super App for Zephyr Cloud With Re.Pack | Callstack](https://www.callstack.com/case-studies/launching-white-label-super-app-for-zephyrcloud): We integrated ZephyrCloud with React Native and developed a white-label application to showcase Zephyr features as well as provide easy getting started story.
- [Migrating a Legacy React Native App to Expo for Faster Builds and Simplified Releases | Callstack](https://www.callstack.com/case-studies/migrating-a-legacy-react-native-app-to-expo-for-faster-builds-and-simplified-releases): We helped a client migrate a legacy React Native app to Expo, replacing slow Jenkins builds with fast, reliable EAS builds and simplifying their release process.
- [Migrating AutoZone’s Storefront to Next.js for Better Performance and SEO | Callstack](https://www.callstack.com/case-studies/migration-to-nextjs-for-autozone): AutoZone replaced a custom SSR setup with Next.js, improving web performance and recovering lost SEO rankings.
- [Migrating iOS and Android Apps to React Native for AutoZone | Callstack](https://www.callstack.com/case-studies/migrating-ios-and-android-apps-to-react-native-for-autozone): AutoZone partnered with Callstack to replace its aging native apps with a single cross-platform codebase, keeping its biweekly release cycle while migrating core app...
- [Migrating Questrade Edge Mobile to a Faster, More Scalable Architecture | Callstack](https://www.callstack.com/case-studies/migrating-questrade-edge-mobile-to-a-faster-more-scalable-architecture): Optimized a high-volume trading app’s startup time, responsiveness, and rendering under heavy data load, while preparing it for React Native’s New Architecture to deliver faster...
- [Modernizing 7Cup's React Native Codebase and Adding Platform Features | Callstack](https://www.callstack.com/case-studies/modernizing-react-native-codebase-for-7cup): We rewrote the 7 Cups mobile app, taking over the project from another developer team.
- [Optimizing Android TV Startup for Global Streaming Platform | Callstack](https://www.callstack.com/case-studies/optimizing-android-tv-startup-for-global-streaming-platform): We identified a performance bottleneck in an enterprise streaming app and introduced a simple change that improved startup time by up to 5% on Android-based platforms, without...
- [React Universe App: Networking Evolved with Liquid Glass | Callstack](https://www.callstack.com/case-studies/react-universe-app-networking-evolved-with-liquid-glass): A great developer conference is equally about talks and schedules as it is about connecting with people.
- [Training HelloFresh Engineers to Build Production Apps With React Native | Callstack](https://www.callstack.com/case-studies/training-hellofresh-engineers-to-build-production-apps-with-react-native): We delivered a practical, real-world React Native training program tailored to the client’s internal architecture.

## Articles

- [React Native Blog | Technical Articles & Insights | Callstack](https://www.callstack.com/blog): Expert React Native blog articles written by developers for developers. Get technical insights on cross-platform app development, libraries, and solutions.
- [React Native Events & Conferences | Meet Callstack Experts](https://www.callstack.com/events): Explore talks and live streamed events from the past, packed with engineering insights from Callstackers who shape modern cross-platform app development.
- [React Native Insights & Resources | Callstack Knowledge Hub](https://www.callstack.com/insights): Access expert React Native resources covering topics from performance to architecture. Articles, podcasts, and guides from Callstack's open-source contributors.
- [React Native Podcast | React Universe On Air | Callstack](https://www.callstack.com/podcast): Listen to our React Native podcast with industry experts discussing cross-platform development, technical challenges, and best practices for mobile and web apps.
- [React Native Webinars & Live Streams | Callstack](https://www.callstack.com/webinars): Join webinars and live streams with core contributors to React & React Native. Learn practical solutions, optimization techniques, and cross-platform development strategies.
- [12 Rules and Approaches of Code Writing for Beginners](https://www.callstack.com/blog/12-rules-and-approaches-of-code-writing-for-beginners): If you are a beginning programmer, we prepared a list of 12 rules and approaches of code writing that will help you in your coding journey!
- [A Comprehensive Guide to Mock Service Worker (MSW)](https://www.callstack.com/blog/guide-to-mock-service-worker-msw): Discover our comprehensive guide to Mock Service Worker (MSW) and use the API mocking tool for testing, development, debugging to deliver bug-free code.
- [A Cure for Relative Requires in React Native](https://www.callstack.com/blog/a-cure-for-relative-requires-in-react-native): Learn how to simplify your React Native project structure and eliminate long require paths with package.json names.
- [A Deep Dive Into React Native Reanimated v1](https://www.callstack.com/blog/react-native-reanimated-v1): Read the article to learn more about what React Native Reanimated is, how it works under the hood, and what idea stands behind the library.
- [A Practical Guide to LLM Model Naming Conventions](https://www.callstack.com/blog/how-quantization-and-naming-conventions-shape-llm-deployment): Learn how to read LLM naming conventions and choose the right model for your hardware. Discover what Q4, INT8, GPTQ, and GGUF mean and why models appear in multiple variants.
- [A Practical Guide to React Native Monorepo With Yarn Workspaces](https://www.callstack.com/blog/a-practical-guide-to-react-native-monorepo-with-yarn-workspaces): Learn how to set up a React Native monorepo with Yarn workspaces for mobile and web, including Metro, Gradle, and shared packages.
- [A Step-By-Step Guide to Super App Development](https://www.callstack.com/blog/step-by-step-guide-to-super-app-development): Get expert tips on building a super app from scratch and migrating your solutions to a super app setup with the help of Re.Pack.
- [Accessibility | Callstack](https://www.callstack.com/insights/accessibility-react-native): Making React and React Native applications accessible to all users
- [Add-Ons for Web Browsers With React](https://www.callstack.com/blog/how-react-can-be-used-for-web-browser-add-on-development): At times you may need to create an add-on to use a web browser more effectively. Find out how to build one with React.
- [Adding an Example App to Your React Native Library](https://www.callstack.com/blog/adding-an-example-app-to-your-react-native-library): Check our step by step guide to adding an example app to your React Native library. Contact us to discuss your React Native project.
- [Adding Event Emitters to Your TurboModule in Swift | Callstack](https://www.callstack.com/tutorials/adding-event-emitters-to-your-turbomodule-in-swift): Learn how to emit native events from a Swift TurboModule and subscribe to them in JavaScript, including proper memory management and Codegen integration.
- [Adding React Native to an Existing Flutter App](https://www.callstack.com/blog/adding-react-native-to-an-existing-flutter-app): Discover how to integrate React Native into an existing Flutter app, leveraging platform views and setting up on both Android and iOS.
- [Adding React Native to iOS and Android Apps Has Never Been Easier | Callstack](https://www.callstack.com/events/adding-react-native-to-ios-and-android-apps-has-never-been-easier): Learn how to easily add React Native to your iOS and Android apps with a modern brownfield setup powered by Callstack’s open-source tooling.
- [Agencies or Swarms? What Small Model Cooperation Means for AI Engineering](https://www.callstack.com/blog/agencies-or-swarms-what-small-model-cooperation-means-for-ai-engineering): A hands-on look at agentic swarms, distributed inference, and what small-model benchmarks suggest about future AI infrastructure.
- [Agent Conf | Callstack](https://www.callstack.com/events/agent-conf): Join 500+ engineers in Warsaw Sept 17-18 2026 for Agent Conf. Learn agentic development, orchestration, and AI-driven workflows.
- [Agent Device, AI workflows, and mobile testing in practice | Callstack](https://www.callstack.com/events/agent-device-ai-agents-meet-mobile-automation): A discussion on Agent Device, AI-driven workflows, and testing mobile apps using simulators and accessibility data.
- [Agent Device: iOS & Android Automation for AI Agents](https://www.callstack.com/blog/agent-device-ai-native-mobile-automation-for-ios-android): Agent Device is a lightweight CLI for AI-driven mobile automation on iOS and Android, with structured snapshots and deterministic replay.
- [Agent React DevTools: Debug React Apps with AI Agents](https://www.callstack.com/blog/agent-react-devtools-give-ai-agents-access-to-react-internals): Agent React DevTools gives AI agents access to the React component tree, state, and performance data, enabling deeper debugging and more reliable QA for React and React Native...
- [Agents Commander: A Lightweight Interface for Multi-Agent CLI Workflows](https://www.callstack.com/blog/agents-commander-a-lightweight-interface-for-multi-agent-cli-workflows): Manage and connect multiple AI agents in a CLI with a simple communication protocol.
- [AI for the Other Parts of Your Technical Job | Callstack](https://www.callstack.com/events/ai-for-the-other-parts-of-your-technical-job): Stop fitting your workflow into off-the-rack tools. Learn to build your own AI-powered solutions, including a custom slide generator and a collaborative developer notebook.
- [AI Meetup in Wroclaw with Callstack & Vercel | Callstack](https://www.callstack.com/events/ai-meetup-in-wroclaw-first-edition): On Sept 2 in Wrocław, join top speakers from around the world at the AI Meetup.
- [AI SDK 5: What’s New and What’s Next | Callstack](https://www.callstack.com/events/ai-sdk-5-whats-new-and-whats-next): Lars Grammel from Vercel introduces AI SDK 5, a major rewrite to build next-gen AI apps.
- [AI | Callstack](https://www.callstack.com/insights/artificial-intelligence): Leveraging artificial intelligence to enhance React and React Native development workflows
- [AI-Assisted Migrations to React Native: From Months to Days | Callstack](https://www.callstack.com/events/ai-assisted-migrations-to-react-native-from-months-to-days): Reduce migration time from months to days by using AI in real React Native workflows. Learn when to migrate incrementally and when starting fresh is the better option.
- [Amazing React Native Apps with Apollo React](https://www.callstack.com/blog/amazing-react-native-apps-with-apollo-react): How to to handle communication with my GraphQL server using other solution like Apollo React client.

## Optional

- [Amazon Fire TV Stick App in React Native](https://www.callstack.com/blog/amazon-fire-tv-stick-app-in-react-native): Use React Native to build an AF app. Explore more in our article! Contact us for React Native project assistance.
- [Amazon's Vega OS: A New OS With React Native Built-In](https://www.callstack.com/podcasts/amazons-vega-os-a-new-os-with-react-native-built-in): Giovanni Laquidara (Amazon) introduces Vega OS, a new lightweight operating system with React Native built-in, designed for high-performance on low-end media devices.
- [Ambient Generative AI: Deploying Latent Diffusion Models on Mobile NPUs | Callstack](https://www.callstack.com/events/ambient-generative-ai-deploying-latent-diffusion-models-on-mobile-npus): Join Lech Kalinowski at AI Engineer Miami on April 20–21 for a talk on running offline latent diffusion models on mobile NPUs.
- [Android Drawer and StatusBar Done Right for React Native](https://www.callstack.com/blog/android-drawer-and-statusbar-done-right-for-react-native): Unlock best practices for Android Drawer and StatusBar implementation in React Native.
- [Android | Callstack](https://www.callstack.com/insights/android-react-native): Understanding Android platform specifics and native capabilities in React Native applications
- [Animations | Callstack](https://www.callstack.com/insights/react-native-animations): Creating smooth, performant animations in React Native and React applications
- [Announcing AI SDK Profiler for React Native](https://www.callstack.com/blog/announcing-ai-sdk-profiler-for-react-native): Announcing the AI SDK Profiler plugin for Rozenite DevTools. Capture OpenTelemetry spans from the Vercel AI SDK and inspect AI requests across on-device and cloud providers.
- [Announcing Codex Plugins for React Native Development](https://www.callstack.com/blog/announcing-codex-plugins-for-react-native-development): How Codex plugins work, why they're useful for React Native development, and two plugins we built for building and testing React Native apps.
- [Announcing Linaria 1.0](https://www.callstack.com/blog/announcing-linaria-1-0): Linaria 1.0 is out! Now with Babel 7 support and more. Check our blog post for more details.
- [Announcing Node-API Support for React Native](https://www.callstack.com/blog/announcing-node-api-support-for-react-native): We are bringing Node-API to React Native to simplify native module development.
- [Announcing React Native EU 2017](https://www.callstack.com/blog/announcing-react-native-europe-2017): We are happy to announce the React Native EU 2017 conference. Keep an eye on the conference website for more details.
- [Announcing React Native Evals: An Open-Source Benchmark for AI Coding Models](https://www.callstack.com/blog/announcing-react-native-evals): We built an open-source benchmark to measure how AI coding models handle real React Native tasks, such as animations, async state, navigation, and more.
- [Announcing React Native for Apple Vision Pro](https://www.callstack.com/blog/announcing-react-native-for-apple-vision-pro): Explore the integration of React Native with Apple Vision Pro, enabling immersive experiences beyond compatibility mode.
- [Announcing React Native Tab View 2.0](https://www.callstack.com/blog/announcing-react-native-tab-view-2-0): In this article Satyajit Sahoo describes breaking changes and new features in React Native Tab View 2.0 library.
- [Announcing Rebolt](https://www.callstack.com/blog/announcing-rebolt): Learn more about Rebolt - Callstack's take on developing React Native apps in Reason.
- [Announcing ReRoute](https://www.callstack.com/blog/announcing-reroute): Learn more about ReRoute - new open source library created to help developers in navigation, written in Reason.
- [Announcing: React Native Best Practices for AI Agents](https://www.callstack.com/blog/announcing-react-native-best-practices-for-ai-agents): We're turning React Native optimization knowledge into agent-ready skills (JS, native, bundling) mapped to FPS and TTI, built from real-world production work
- [Apple Vision Pro: Insights From Conferences](https://www.callstack.com/blog/apple-vision-pro-insights-from-conferences-and-beyond): Explore key insights from introducing Apple Vision Pro at tech events. Discover its intuitive interface, immersive experiences, and the challenges faced.
- [Are Local LLMs on Mobile a Gimmick? The Reality in 2025](https://www.callstack.com/blog/local-llms-on-mobile-are-a-gimmick): Can local LLMs replace cloud-based AI? We analyze performance, limitations, and the future of on-device AI models in 2025.
- [Are You Ready? React Native EU 2017 is coming!](https://www.callstack.com/blog/are-you-ready-react-native-eu-2017-is-coming): It’s less than a week to React Native EU first edition. Get ready for an amazing conference experience in Wrocław, Poland.
- [Astro – Island Technology in the Name of Optimization | Callstack](https://www.callstack.com/events/astro-island-technology-in-the-name-of-optimization): Next.js is the default choice, but Astro offers strong competition in some areas. Let's compare their features and differences.
- [Authentication: Security Deep-Dive With Okta (Part 1)](https://www.callstack.com/podcasts/authentication-security-deep-dive-with-okta-part-1): Join us as we discuss authentication's past, present, and future. From MFA to passkeys, learn how to enhance security and efficiency in your applications.
- [Authorization: Security Deep-Dive With Okta (Part 2)](https://www.callstack.com/podcasts/authorization-security-deep-dive-with-okta-part-2): Let's talk access control, delegated authorization, and more. Learn modern security frameworks and get tips for creating reliable apps.
- [Automate Dependency Management With Autolinking](https://www.callstack.com/blog/automate-dependency-management-with-autolinking): When you automate your dependency management, you can fully focus on developing your app. Find out how you can do it with autolinking.
- [Automated Performance Regression Testing With Reassure | Callstack](https://www.callstack.com/events/automated-performance-regression-testing-with-reassure): Developers often fix performance issues in React apps, but this is unsustainable and prone to regressions.
- [Automating mobile QA with cloud agents | Callstack](https://www.callstack.com/events/automating-mobile-qa-with-cloud-agents): Michał Pierzchała will present Automating Mobile QA with Cloud Agents at Ship London on 17 June 2026.
- [Avoid Breaking App After Stripe Migration](https://www.callstack.com/blog/how-to-not-break-your-app-after-migrating-to-stripe-react-native): Learn how to not break your app after migrating from Tipsi Stripe to Stripe React Native in the fourth part of teh Tipsi Migration Guide preprared by Callstack,
- [Backend | Callstack](https://www.callstack.com/insights/backend-development): Building and integrating server-side solutions for React and React Native applications
- [Behind the Scenes of React Native 0.74 Release](https://www.callstack.com/podcasts/behind-the-scenes-of-react-native-0-74-release): Join the release crew members to find out what new features and improvements React Native 0.74 brings to the cross-platform development world.
- [Best DX for React Native Web3 dApps](https://www.callstack.com/blog/best-dx-for-react-native-web3-dapps-with-web3modal-and-wagmi): Unsatisfied with developer experience of developing for Ethereum? Learn how to build a React Native dApp using Wagmi and Web3Modal.
- [Beyond Static vs. Dynamic: Next.js's New Unified Model](https://www.callstack.com/podcasts/beyond-static-vs-dynamic-next-jss-new-unified-model): Aurora Scharff (Crayon Consulting) explains how Next.js is moving to a unified model that ends the static/dynamic split and helps developers manage Suspense boundaries.
- [Bob - The React Native Library Builder](https://www.callstack.com/blog/bob-the-react-native-library-builder): Introducing React Native Bob. Its goal is to standardize these build scripts across the React Native libraries in the community.
- [Bridging Animated.Value and SharedValue in React Native](https://www.callstack.com/blog/bridging-animated-value-and-sharedvalue-in-react-native): Animated.Value and Reanimated’s SharedValue don’t interoperate, making it hard to mix components across libraries.
- [Bring Your Favorite Language to React Native | Callstack](https://www.callstack.com/events/bring-your-favorite-language-to-react-native): Learn how to integrate native libraries in React Native, without TurboModules. Robert shares a practical approach using WebAssembly and introduces PolyGen.
- [Bringing AI to React Native | Callstack](https://www.callstack.com/events/bringing-ai-to-react-native): Leveraging capabilities of local devices to run LLMs via React Native and Vercel AI SDK.
- [Bringing CSS Clipping to React Native](https://www.callstack.com/blog/bringing-css-clipping-to-react-native): A deep look at how a single CSS feature moves through React Native’s New Architecture, from JavaScript styles to native rendering on iOS and Android.
- [Bringing Hermes to iOS in React Native 0.64](https://www.callstack.com/blog/bringing-hermes-to-ios-in-react-native): Hermes is now available for iOS as well. Find out more about this JS engine - check the first part of our series on bringing Hermes to iOS.
- [Bringing React Server Components to React Native | Callstack](https://www.callstack.com/events/bringing-react-server-components-to-react-native): React Server Components are a new topic in the community; a bunch of frameworks are implementing them, and people are discussing this topic.
- [Bringing WebAssembly to React Native With Polygen](https://www.callstack.com/blog/bringing-webassembly-to-react-native-with-polygen): Discover Polygen, a toolkit that brings WebAssembly to React Native, compiling WASM to C for near-native performance with no runtime overhead.
- [Brownfield Development With React Native](https://www.callstack.com/podcasts/brownfield-development-with-react-native-6): Learn how to tackle brownfield development with React Native, explore real-world challenges, and discover the React Native Brownfield library.
- [Brownfield Incremental React Native Adoption x Rock | Callstack](https://www.callstack.com/events/brownfield-incremental-react-native-adoption-x-rock): Learn how to smoothly adopt React Native in your existing apps using Callstack’s Rock for easier setup, faster deployment, and seamless integration.
- [Brownfield | Callstack](https://www.callstack.com/insights/brownfield-react-native): Integrating React Native into existing iOS and Android applications
- [Brownie: A Type-Safe Shared-State Workflow for Brownfield React Native](https://www.callstack.com/blog/brownie-a-type-safe-shared-state-workflow-for-brownfield-react-native): Brownie brings stable, cross-platform shared state to brownfield React Native apps with typed models for Swift and Kotlin.
- [Build a React Native App With the TanStack Stack | Callstack](https://www.callstack.com/events/build-a-react-native-app-with-the-tanstack-stack): Join Callstack’s live stream on building a React Native app from the ground up using the TanStack toolbelt.
- [Build and Run Node-API Modules in React Native](https://www.callstack.com/blog/build-and-run-node-api-modules-in-react-native): Learn how to create a simple Node-API module, try it out in Node.js, then get it running in React Native, and finally publish it to npm for others to use.
- [Build High-Performance Modules in React Native With Node-API | Callstack](https://www.callstack.com/events/build-high-performance-modules-in-react-native-with-node-api): Discover how to build and share native code in React Native using Node-API: faster builds, runtime agnostic, and language flexible.
- [Build Universal Lens Protocol Social Apps](https://www.callstack.com/blog/how-to-build-universal-lens-protocol-social-apps-with-react-native): Unlock the potential of web3 social apps with Lens Protocol on the Polygon blockchain. Learn how to build a universal social network app using React Native.
- [Build Universal Web3 Apps With React Native | Callstack](https://www.callstack.com/events/build-universal-web3-apps-with-react-native): Learn how to use React Native to build true cross-platform experiences (iOS, Android and Web) for your decentralized apps, from a single codebase.
- [Build Web3 dApps on Ethereum With React Native](https://www.callstack.com/blog/build-modern-web3-dapps-on-ethereum-with-react-native-and-viem): Learn to build modern web3 dApps on Ethereum using React Native and viem. Discover how viem outperforms traditional libraries.
- [Building a Custom AI Assistant for Your Business](https://www.callstack.com/podcasts/building-a-custom-ai-assistant-for-your-business): Learn what it takes to build a custom AI-powered chatbot for your company, including the challenges, solutions, performance, and security considerations.
- [Building AI Agent Workflows With Vercel’s AI SDK](https://www.callstack.com/blog/building-ai-agent-workflows-with-vercels-ai-sdk-a-practical-guide): Learn to build AI Agent workflows with Vercel's AI SDK. Explore chaining, routing, parallel & evaluator-optimizer patterns.
- [Building Apps Where AI Generates the UI](https://www.callstack.com/blog/building-apps-where-ai-generates-the-ui): Most AI apps stop at chat.
- [Building at Scale With Rock](https://www.callstack.com/podcasts/build-faster-with-rock): Discover how Rock cuts build times, streamlines CI, and simplifies large-scale app development for growing teams.
- [Building Component Libraries for React Native Apps](https://www.callstack.com/blog/building-component-libraries-for-react-native-apps): Satyajit Sahoo shares insights on building component libraries for React Native apps.
- [Building Cross-Platform Federated Modules with React, React Native, and Re.Pack | Callstack](https://www.callstack.com/events/building-cross-platform-federated-modules-with-react-react-native-and-re-pack): Discover how Module Federation and Re.Pack enable true cross-platform super apps with React Native.
- [Building in React and React Native: 5 Years Ago & Now](https://www.callstack.com/podcasts/building-in-react-and-react-native-5-years-ago-now): In this episode, we talk the current state of React & React Native, compare it to how things were 5 years ago and give advice to newcomers in the industry.
- [Building iOS Live Activities With React: Inside Voltra | Callstack](https://www.callstack.com/events/building-ios-live-activities-with-react): Learn how to build iOS Live Activities and Dynamic Island experiences using pure JSX, no Swift or native code required.
- [Building React Native App for Vega OS | Callstack](https://www.callstack.com/events/deep-dive-building-react-native-app-for-vega-os): React 19.2 brings <Activity> and useEffectEvent, new ideas for React state management arrive, and Vega OS debuts as a React Native-powered Linux OS.
- [Building React Universe Conf App With Replit | Callstack](https://www.callstack.com/events/building-react-universe-conf-app-with-replit): Mike and Oskar tried both Repl.it and Bolt.new to code a new conference app, and after burning millions of tokens, they fell back to Cursor.
- [Building Real-Time Live Activities in Expo | Callstack](https://www.callstack.com/events/implementing-ios-live-activities-in-react-native): Learn how to add real-time LiveActivity updates to your Expo app using Swift native modules.
- [Building the Future of Mobile Web3](https://www.callstack.com/podcasts/building-the-future-of-mobile-web3): Do Web3 and React Native go together? Tune in to our discussion about the possibilities & challenges of building cross-platform mobile apps with blockchain.
- [Building Universal Super Apps With React & React Native | Callstack](https://www.callstack.com/events/building-universal-super-apps-with-react-react-native): Discover how to build universal Super Apps using React and React Native.
- [Business Benefits of React Native Windows](https://www.callstack.com/blog/business-benefits-of-react-native-windows): React Native Windows Development comes with concrete business benefits. Check what you can get with React Native for Windows businesswise.
- [Caching React Native builds on S3 and R2 with Rock](https://www.callstack.com/blog/caching-react-native-builds-on-s3-and-r2): Learn how to cache your React Native builds and store them on Amazon S3 or R2 to reuse across your team.
- [Callstack + Hacktoberfest = Awesomeness](https://www.callstack.com/blog/callstack-hacktoberfest): With every October comes Hacktoberfest season! At Callstack we love to run hackathons at this time. Find out more!
- [Callstack + Open Source = 💙](https://www.callstack.com/blog/callstack-open-source): At Callstack we place a high value on Open Source - we help maintain community repositories, contribute to the React Native ecosystem, and many more!
- [Callstack Experts on Open Source](https://www.callstack.com/podcasts/coffee-talk-3-open-source): Learn how to get started with Open Source, find the right project to contribute to, and explore top React Native libraries from the Callstack community.
- [Callstack Joins as Founding Member of the Newly Launched React Foundation](https://www.callstack.com/news/callstack-joins-as-founding-member-of-the-newly-launched-react-foundation): Callstack joins the new React Foundation as a founding member.
- [Callstack OSS Update](https://www.callstack.com/podcasts/callstack-oss-update): April 2023 Callstack OSS Update: RFC for Expo Config Plugins, Re.Pack & Paper news.
- [Callstack Secures Major US Private Equity Investment to Accelerate Global Growth](https://www.callstack.com/news/callstack-secures-major-us-private-equity-investment-to-accelerate-global-growth): Callstack, a global leader in React Native and cross-platform app development, has entered into a strategic investment agreement with certain fund entities affiliated with...
- [Callstack x Expo AI Meetup | Callstack](https://www.callstack.com/events/callstack-x-expo-ai-meetup): Join Callstack and Expo in San Francisco for practical talks on AI-native mobile development, Expo Agent, Cloud Agents and autonomous mobile QA.
- [Callstack x Vercel AI SDK Meetup | Callstack](https://www.callstack.com/events/callstack-x-vercel-ai-sdk-meetup): Join the Callstack x Vercel AI SDK Meetup in Wrocław on March 4, 2026. Practical talks on building secure, production-ready AI apps.
- [Callstack's Recap of App.js and Chain React 2023](https://www.callstack.com/podcasts/app-js-chain-react-2023-recap): Did you miss this year's App.js and Chain React? No worries, Callstack's team has prepared a recap of these events just for you.
- [Challenges and Opportunities in React and React Native Apps](https://www.callstack.com/blog/challenges-and-opportunities-of-building-react-and-react-native-apps): Recommendations related to the challenges and opportunities of building React and React Native apps.
- [Checking Bridge in React Native](https://www.callstack.com/blog/react-native-how-to-check-what-passes-through-your-bridge): Learn how to check what passes through your bridge in React Native. Contact us to help you with your React Native development project.
- [CI's Impact on React Native Apps](https://www.callstack.com/blog/how-continuous-integration-can-improve-react-native-apps): Read the article and find out how Continuous Integration (CI) can improve the building, testing, and distribution of your React Native apps.
- [CI/CD | Callstack](https://www.callstack.com/insights/continuous-integration-for-react-native): Setting up continuous integration and deployment for React and React Native projects
- [Code Splitting in React Native Applications](https://www.callstack.com/blog/code-splitting-in-react-native-applications): What is code splitting, when is it good to use this technique while developing React Native apps and what are the best tools to do it.
- [Codex Ambassador: Q1 Recap Across 5 Cities](https://www.callstack.com/blog/codex-ambassador-q1-recap-across-5-cities): A short recap of Codex events in Berlin, Wroclaw, Warsaw, Sopot, and Miami, plus what we learned from each format and where we want to go next.
- [Color Your Apps in React Native Using Material Palette](https://www.callstack.com/blog/colour-your-apps-in-react-native-using-material-palette): We are excited to announce react-native-material-palette, a library which wraps the Palette API in a nice JS API to use in React Native.
- [Community | Callstack](https://www.callstack.com/insights/react-and-react-native-community): Engaging with and giving back to the React and React Native communities
- [Continuous App Performance Monitoring Simplified](https://www.callstack.com/blog/app-performance-monitoring): Discover Reassure - an open source library for measuring performance regression of React and React Native components of your app.
- [Continuous Delivery - Integration for Everyone](https://www.callstack.com/blog/continuous-delivery-integration-for-everyone): A quick guide on how to tame Continuous Delivery and Integration. Dive into a real-world scenario from a Callstack client project.
- [Create React App is Out: Exploring Alternatives & Community Proposals | Callstack](https://www.callstack.com/events/create-react-app-is-out-exploring-alternatives-community-proposals): CRA is now deprecated, so we explore other options for starting web React projects, going through Vite, TanStack Router, Parcel, and Rsbuild to check the developer experience.
- [Creating a Video Transcription App: Lessons Learned](https://www.callstack.com/blog/creating-a-video-transcription-app-lessons-learned): Read about Callstack's R&D journey into AI for a transcription app, using OpenAI's Whisper for speech recognition. Discover the lessons learned.
- [Creating Performant React Native Animations](https://www.callstack.com/podcasts/creating-performant-react-native-animations): Animations and performance: friends or foes? Tune in to learn how not to break your React Native app's user experience.
- [Cross-Platform TV Apps with React Native for tvOS, Android TV, and Tizen](https://www.callstack.com/blog/cross-platform-tv-apps-with-react-native-for-tvos-android-tv-and-tizen): Learn why React Native is a powerful choice for TV app development. Discover how it unifies development for tvOS, Android TV, Tizen, and more with a single codebase.
- [Cross-Platform Web3 dApps With React Native](https://www.callstack.com/blog/cross-platform-web3-dapps-with-react-native): Discover the power of cross-platform development with React Native and Expo in this guide. Learn to build Web3 dApps for web, iOS, and Android.
- [Cross-Platform | Callstack](https://www.callstack.com/insights/cross-platform-development): Building React Native applications that work seamlessly across multiple platforms
- [Crossing Paths of React And React Native Ecosystems](https://www.callstack.com/podcasts/crossing-paths-of-react-and-react-native-ecosystems): React and React Native: are the two ecosystems pulling together or apart? Let's discuss their evolution, similarities, differences, and community dynamics.
- [Custom Screen Transitions in React Navigation](https://www.callstack.com/blog/custom-screen-transitions-in-react-navigation): Wondering how to custom a screen transition animation in React Navigation? Check this step-by-step guide.
- [Databases for Mobile Apps: React Native & Realm](https://www.callstack.com/podcasts/databases-for-mobile-apps-react-native-realm): Join us on a deep-dive into the complex world of databases for mobile apps, and take a closer look at what the marriage of React Native, Realm & MongoDB can bring.
- [Debugging Android Connectivity Issues with Metro Bundler](https://www.callstack.com/blog/debugging-android-connectivity-issues-with-metro-bundler): A practical guide to fixing the "Unable to load script" error in React Native when the Android emulator can’t connect to Metro.
- [Deep Links and Authentication in React Navigation 7](https://www.callstack.com/blog/deep-links-with-authentication-in-react-navigation): Learn various approaches to how to make deep links work when the screen is behind authentication in React Navigation.
- [Desktop | Callstack](https://www.callstack.com/insights/desktop-development): Extending React Native applications to desktop platforms like Windows and macOS
- [Develop React (Native) Apps Like a PRO](https://www.callstack.com/blog/develop-react-native-apps-like-a-pro): Wondering how to develop React and React Native apps properly? Find out how to improve your code quality in no time with these tools.
- [Developer Experience | Callstack](https://www.callstack.com/insights/react-native-developer-experience): Making React Native development a breeze with better tools and workflows
- [Developer Guide to React 19: Async Handling](https://www.callstack.com/blog/the-complete-developer-guide-to-react-19-part-1-async-handling): Explore the key features of React 19 beta, focusing on new hooks that enhance async handling, state management, and form submissions.
- [Developer Guide to React 19: New Enhancements](https://www.callstack.com/blog/the-complete-developer-guide-to-react-19-part-2-new-enhancements): Discover React 19's key updates, including improved `ref` usage, error reporting, and context consumption in part 2 of this practical developer guide.
- [Developer Guide to React 19: Upgraded Support](https://www.callstack.com/blog/the-complete-developer-guide-to-react-19-part-3-upgraded-support): Learn how React 19's new features enhance SEO, page performance, and custom elements support for better, faster web applications.
- [Developing a React Native TV App](https://www.callstack.com/blog/developing-a-react-native-tv-app): Build React Native TV apps. Explore Expo and Bare React Native TV setups, add TV support to existing projects, and structure apps for multi-platform builds.
- [Direct Communication Between Isolated React Native Instances](https://www.callstack.com/blog/secure-communication-between-isolated-react-native-instances): react-native-sandbox now supports secure, direct communication between sandboxed React Native instances, modeled after the web’s postMessage API with origin-based access control.
- [Dive Into React Native Paper UI Kit](https://www.callstack.com/podcasts/dive-into-react-native-paper-ui-kit): Learn everything about React Native Paper—from its core features to native-like animations, performance with Turbo Modules, and future development plans.
- [Easy Android Brownfield App Development](https://www.callstack.com/blog/android-brownfield-app-with-react-native-in-an-easy-way): Wondering how to build an Android brownfield app with React Native? This article will guide you through the process step by step.
- [ECMAScript ES8 and Beyond](https://www.callstack.com/blog/ecmascript-es8-and-beyond): Quick introduction to ECMAScript proposals ES8 with the list of currently available presets and presentation of some features of each preset.
- [Elevate Your React Native Observability With OpenTelemetry | Callstack](https://www.callstack.com/events/elevate-your-react-native-observability-with-opentelemetry): Learn how to leverage OpenTelemetry to gain deeper, real-time insights into your React Native apps and significantly improve user experience.
- [Enhance App & Business With Real User Monitoring](https://www.callstack.com/blog/enhance-app-performance-and-business-with-real-user-monitoring-rum): Discover how Real User Monitoring (RUM) helps identify performance issues, optimize app functionality, and enhance business metrics.
- [Enterprise | Callstack](https://www.callstack.com/insights/enterprise-solutions-for-react-native): Building and maintaining React Native applications at enterprise scale
- [Evan Bacon on Universal React Native Apps, DOM & React Server Components](https://www.callstack.com/podcasts/universal-react-native-apps-with-dom-react-server-components): Tune in to discussion with Evan Bacon, Expo Router's creator, about how DOM and React Server Components make creating React Native universal apps a breeze.
- [Events We Hold for You - Culture Powered by Callstack](https://www.callstack.com/blog/events-powered-by-callstack): When working at Callstack, you can join our unique initiatives. Find out more about our conferences, meetups, hackathons & discussion panels. Join our team!
- [Everything You Need To Know About React Native Brownfield](https://www.callstack.com/blog/powering-native-apps-with-react-native-brownfield): Discover how React Native Brownfield makes it easier to blend React Native features into native apps without full rewrites or heavy migrations.
- [Experiment With the New Architecture of React Native](https://www.callstack.com/blog/experiment-with-new-architecture-of-react-native): Learn how experimenting with the New Architecture of React Naive can future-proof your app and boost its performance.
- [Expert Guide to React Navigation](https://www.callstack.com/podcasts/expert-guide-to-react-navigation): Tune in to React Universe On Air to learn what's new in React Navigation 5, how it improves app routing in React Native, and what to expect from the upcoming v6.0 release.
- [Expert Talks on Current and Future Trends in React Native](https://www.callstack.com/podcasts/expert-talks-on-current-and-future-trends-in-react-native): Recap the biggest React Native highlights of 2021 and discover expert predictions, tools, and libraries to watch in 2022, including Hermes, Re.Pack, and more.
- [Exploring Bun: Jarred Sumner on Hyperfast JavaScript Toolkit](https://www.callstack.com/podcasts/spotlight-on-bun-lightning-fast-javascript-toolkit): Is Bun the future of React Native package management? Join us as we talk with Jarred Sumner, the creator of this lightning-fast JavaScript toolkit.
- [Exploring Fibers: Cooperative Multitasking and Lock-Free Task Execution](https://www.callstack.com/blog/exploring-fibers-cooperative-multitasking-and-lock-free-task-execution): Explore how fibers enable lightweight, cooperative multitasking.
- [Exploring Lynx JS: From Quick Start to CLI Workflow | Callstack](https://www.callstack.com/events/exploring-lynx-js-from-quick-start-to-cli-workflow): A live session exploring Lynx JS: getting started, using the community CLI, and building your first app. Learn setup differences and real-world developer workflows.
- [Exploring Lynx JS: From Quick Start to CLI Workflows](https://www.callstack.com/blog/exploring-lynx-js-from-quick-start-to-cli-workflows): Learn how to set up Lynx JS, explore its ecosystem, and use the Community CLI to build native apps with a familiar JavaScript workflow.
- [Exploring Lynx.js and Its Two-Thread Runtime | Callstack](https://www.callstack.com/events/two-threads-of-lynx-js): A recap of our live session exploring how Lynx.js splits work across a main thread and a background thread.
- [Exploring Skills in Claude: A Live Walkthrough | Callstack](https://www.callstack.com/events/exploring-dynamic-skills-in-claude): Live experiments with Claude Skills in a React Native codebase, covering AI agents, Expo upgrades, and practical limits of automation