Realm

Realm

Realm DB
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+

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About

​Realm is a mobile-first, open source object database designed to run directly inside phones, tablets, and wearables. It provides a simple, object-oriented data model that eliminates the need for an ORM, allowing developers to define models as regular classes in languages like Swift, Java, Kotlin, C#, JavaScript, Dart, and C++. Realm's architecture ensures high performance and low memory usage by employing a zero-copy design, lazy loading, and multi-version concurrency control (MVCC) for thread-safe operations. It's live objects and collections automatically update across threads, enabling reactive programming patterns. Realm supports relationships between objects via links and backlinks, facilitating complex data structures. Developers can utilize tools like Realm Studio to inspect and manipulate local Realm databases and integrate Realm into various platforms, including React Native, Flutter, Xamarin, and Node.js.

About

​RxDB is a local-first, NoSQL JavaScript database optimized for modern web and mobile applications. It enables offline-first functionality by storing data directly on the client using storage engines like IndexedDB, OPFS, SQLite, and more. RxDB offers real-time reactivity, allowing developers to subscribe to changes in documents, fields, or queries, ensuring that UI components update automatically as data changes. Its flexible replication engine supports syncing with various backends and custom endpoints. RxDB integrates seamlessly with frameworks and environments. Additional features include field-level encryption, schema validation, conflict resolution, backup and restore, attachments, and CRDT support. By reducing server load and providing low-latency local queries, RxDB enhances performance and scalability, making it ideal for applications that require real-time updates, offline access, and cross-platform consistency.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Mobile developers interested in a tool to create offline-first applications with real-time data synchronization capabilities

Audience

Developers requiring a solution to optimize their data synchronization processes and enhance user experiences

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

Screenshots and Videos

Pricing

Free
Free Version
Free Trial

Pricing

Free
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

Realm DB
Founded: 2011
United States
realm.github.io

Company Information

RxDB
Founded: 2018
Germany
rxdb.info/

Alternatives

CloudKit

CloudKit

Apple

Alternatives

Core Data

Core Data

Apple
Core Data

Core Data

Apple
Realm

Realm

ACS Technologies
IndexedDB

IndexedDB

Mozilla

Categories

Categories

Integrations

JavaScript
Node.js
React Native
Apache CouchDB
C#
C++
Capacitor
Dart
Electron
Java
Kotlin
NativeScript
NoSQL
Objective-C
React
SQLite
Supabase
Svelte
Swift
Vue.js

Integrations

JavaScript
Node.js
React Native
Apache CouchDB
C#
C++
Capacitor
Dart
Electron
Java
Kotlin
NativeScript
NoSQL
Objective-C
React
SQLite
Supabase
Svelte
Swift
Vue.js
Claim Realm and update features and information
Claim Realm and update features and information
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Claim RxDB and update features and information