RxDB vs Directus
A detailed comparison to help you choose between RxDB and Directus.
Quick Verdict
3.9/5
RxDB
336 reviews
3.5/5
Directus
368 reviews
RxDB is rated higher (3.9 vs 3.5). RxDB is a real-time, offline-first NoSQL database for JavaScript applications. Works in the browser, Node.js, React Native, and Electron. Syncs with CouchDB, Firestore, and others. Directus wraps any SQL database with a no-code data studio, REST and GraphQL API, and file management. Open source and self-hostable. Directus Cloud is managed hosting.
RxDB Reactive database for JavaScript apps with real-time sync | Directus Open-source headless CMS and database API | |
|---|---|---|
| Overview | ||
| Rating | 3.9 (336 reviews)✓ | 3.5 (368 reviews) |
| Pricing model | free | freemium |
| Starting price | Free | Free tier available |
| Best for | JavaScript/TypeScript developers building offline-capable apps requiring real-time data reactivity across multiple browser contexts. | Development teams building headless applications who need API-first database management with self-hosting flexibility and existing SQL infrastructure. |
| Tags | ||
| Tags | free tieropen source | free tieropen sourceself hostableapi access |
| Visit RxDB → | Visit Directus → | |
RxDB
Pros
- + Build reactive queries with RxJS observables for live data updates
- + Sync data across tabs, devices, and optional cloud backend
- + Work completely offline with automatic conflict resolution
- + Use multiple storage engines via plugins for different environments
Cons
- - Steeper learning curve for developers unfamiliar with RxJS reactive patterns
- - Self-hosted sync server setup required for cross-device features
Directus
Pros
- + Generate REST and GraphQL APIs directly from existing databases without coding
- + Self-host on your infrastructure or use managed cloud for complete data control
- + Support multiple SQL databases prevents vendor lock-in
- + Real-time updates via WebSockets for live collaborative features
- + Granular role-based permissions and audit logging included
Cons
- - Steep learning curve for complex permission hierarchies and workflow automation
- - Self-hosted deployments require DevOps expertise for production stability
- - Community and ecosystem smaller than established CMS platforms like Strapi
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