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RxDB - JavaScript Database | RxDB - JavaScript DatabaseRxDB is a fast, local-first NoSQL-database for JavaScript Applications like Websites, hybrid Apps, Electron-Apps, Progressive Web Apps and Node.jsRxDB - JavaScript Database | RxDB - JavaScript Database Skip to main contentRxDBSupportPremiumDocsThe easiest way to store and sync Data inside of your AppBuild apps that work OfflineSync with any BackendObservable Realtime QueriesAll JavaScript Runtimes SupportedHow others use itGet Started For Free ➤(Get Premium)3:45This solved a problem I've had in Angular for years14:23Say goodbye to REST APIs with RxDB0:52Build REAL TIME Applications easily 👩‍💻34:17Nuxt Nation 2024: Ben Hong - Embracing Local-First Apps with Nuxt4:28The Easiest Way to Store Data3:45This solved a problem I've had in Angular for years14:23Say goodbye to REST APIs with RxDB0:52Build REAL TIME Applications easily 👩‍💻34:17Nuxt Nation 2024: Ben Hong - Embracing Local-First Apps with Nuxt4:28The Easiest Way to Store Data3:45This solved a problem I've had in Angular for years14:23Say goodbye to REST APIs with RxDB0:52Build REAL TIME Applications easily 👩‍💻34:17Nuxt Nation 2024: Ben Hong - Embracing Local-First Apps with Nuxt12345Realtime Applications made easyIn RxDB, everything is observable. Query Results, Documents, Document Fields, Events.Whenever your data changes, your UI reflects the new state.Realtime updates across components, browser tabs and user devicesAll major frameworks Supported:RxJSAngularReactVue.jsSvelteWriteawait collection.upsert({  id: 'foobar',  color: '#e6008d'});Observe with RxJS Observableawait collection.findOne('foobar') .$ // get observable .subscribe(d => {   screen.backgroundColor = d.color; });Open Source onGitHubstars21,699 Sync with any BackendRxDB's high-performance Sync Engine powers real-time synchronization between clients and servers. While specialized plugins exist for GraphQL, CouchDB, P2P, Firestore, and NATS, it remains backend-agnostic — seamlessly integrating with any infrastructure over HTTP for unmatched flexibility and speed.{ HTTP }WebSocketWebRTCChat onDiscordmembers1,070 Online is OptionalRxDB adopts an offline-first approach, keeping your app fully functional even without a connection. Data is stored locally on the client and seamlessly replicated in the background, and you can even skip the backend entirely if you choose.Keep your app running offlineRun local queries with zero latencySimplify and speed up developmentReduces backend load and scales betterAngularCapacitorDenoNode.jsReactSvelteRuns in Any JavaScript RuntimeRxDB's modular storage architecture adapts to any JavaScript runtime — Browsers, React Native, Node.js, Electron, and beyond. Simply switch the storage plugin to reuse the same database and replication logic across all your apps, saving time and ensuring consistency.ElectronVue.jsIonicNativeScriptReact NativeNext.jsFlutterFollow onTwitterfollowers2,987 All the Features You'll Ever NeedSince its creation in 2018, RxDB has evolved into a powerhouse of features and plugins, offering an all-inclusive, future-proof solution for any type of application. Whatever you need now or might need down the road, is already built in. Giving you the confidence to create robust, scalable apps with ease.Used by Thousands WorldwideRxDB is a proven, battle-tested solution used by countless developers across the globe. With its flexibility, RxDB is used in a vast spectrum of apps and services — from real-time collaboration tools to mission-critical enterprise systems:We use RxDB to create applications capable of being used in the most remote areas where Internet access is really a challenge.ALTGRAS, Guineaaltgras.comWe use RxDB to provide an offline first, cross platform point of sale system. With RxDB we could create a web-, desktop- and mobile app using the same code base.WooCommerce POS, Australiawcpos.comRxDB is a main component in building offline-ready multichannel apps. It has become our default stack for this kind of apps.atroo GmbH, Germanyatroo.deWith RxDB we have built an offline capable Progressive Web Application that is used by our borer operators to report on conditions at the mineface.Nutrien, Canadanutrien.comWe use RxDB because it works across multiple platforms and we need to store of a great deal of data, some users have tens of thousands of documents! RxDB was the only cross-platform, offline-first solution with good enough performance to meet our needs.Readwise, USAreadwise.ioWe use RxDB for our offline-first inspection software. It ensures accurate data even under poor connectivity, while its single interface for multiple databases streamlines development. RxDB's flexibility also supports easy expansion to more platforms and environments.SafeEx, Denmarksafeex.comWe use RxDB in our global offline-first app for technicians. Its robust features and total control ensure reliable performance, even with poor connectivity, resulting in a seamless maintenance solution.WebWare, Italywebware.devWe rely on RxDB to manage all our data in one place. Our custom store became unwieldy, so we switched to RxDB for schema migrations, real-time replication, conflict resolution, and reactive programming. Its push and pull handlers also integrate smoothly with our existing APIs.myAgro, Africamyagro.orgWe provide a mobile app that is used by people in the field to fill in valuable information like inspections, surveys and audits. Our users don't always have access to the internet, building from an Offline-first approach with RxDB allows us to have the data integrity we need without being online.MoreApp, Germanymoreapp.comWe use RxDB to create applications capable of being used in the most remote areas where Internet access is really a challenge.ALTGRAS, Guineaaltgras.comWe use RxDB to provide an offline first, cross platform point of sale system. With RxDB we could create a web-, desktop- and mobile app using the same code base.WooCommerce POS, Australiawcpos.comRxDB is a main component in building offline-ready multichannel apps. It has become our default stack for this kind of apps.atroo GmbH, Germanyatroo.deWith RxDB we have built an offline capable Progressive Web Application that is used by our borer operators to report on conditions at the mineface.Nutrien, Canadanutrien.comWe use RxDB because it works across multiple platforms and we need to store of a great deal of data, some users have tens of thousands of documents! RxDB was the only cross-platform, offline-first solution with good enough performance to meet our needs.Readwise, USAreadwise.ioWe use RxDB for our offline-first inspection software. It ensures accurate data even under poor connectivity, while its single interface for multiple databases streamlines development. RxDB's flexibility also supports easy expansion to more platforms and environments.SafeEx, Denmarksafeex.comWe use RxDB in our global offline-first app for technicians. Its robust features and total control ensure reliable performance, even with poor connectivity, resulting in a seamless maintenance solution.WebWare, Italywebware.devWe rely on RxDB to manage all our data in one place. Our custom store became unwieldy, so we switched to RxDB for schema migrations, real-time replication, conflict resolution, and reactive programming. Its push and pull handlers also integrate smoothly with our existing APIs.myAgro, Africamyagro.orgWe provide a mobile app that is used by people in the field to fill in valuable information like inspections, surveys and audits. Our users don't always have access to the internet, building from an Offline-first approach with RxDB allows us to have the data integrity we need without being online.MoreApp, Germanymoreapp.comWe use RxDB to create applications capable of being used in the most remote areas where Internet access is really a challenge.ALTGRAS, Guineaaltgras.comWe use RxDB to provide an offline first, cross platform point of sale system. With RxDB we could create a web-, desktop- and mobile app using the same code base.WooCommerce POS, Australiawcpos.comRxDB is a main component in building offline-ready multichannel apps. It has become our default stack for this kind of apps.atroo GmbH, Germanyatroo.deWith RxDB we have built an offline capable Progressive Web Application that is used by our borer operators to report on conditions at the mineface.Nutrien, Canadanutrien.com123456789Free Open Core ModelOpen Source Corefor Hobbyists and PrototypesThe RxDB Open Core provides a robust and reliable database engine that's freely accessible to everyone.This core includes all the essential features you need to develop efficient, real-time applications like storages, replication and other plugins.Our open-core approach encourages a vibrant community of developers, fostering collaboration and innovation.Get the CodePremium Pluginsfor professional DevelopersOur Premium Plugins are essential for professionals using RxDB. They boost the basic features of RxDB with significant performance improvements and reduced bundle size.Enhanced Storage Plugins to speed up data processing significantly.Robust Encryption secures your data with state-of-the-art encryption methods.Advanced Metrics Logging provides detailed insights for performance monitoring.Get PremiumConsultingGet Professional SupportUsing new technologies can be hard. If you lack the capacity or skill to build your application, we are here to help.From quick one-time support sessions to full project development and custom feature implementation, we're here to ensure your project's success. Let's build something incredible together.Get in ContactStart using RxDB todayQuickstartGet the NewsletterJoin the ChatGet PremiumFollow on TwitterGet the CodeRxDBPremiumSupportDocumentationDiscordGithubTwitterLinkedInLegal Notice© 2025 RxDB. All rights reserved.✕enen1771203640https://rxdb.info

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