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Evolu Local-First

Evolu is a TypeScript library and local-first platform designed to help developers build applications that prioritize local data storage and offline functionality.

Free tierPrice verified 2026-10-02Visit site ↗
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Our verdict

Who it's for

A TypeScript library and local-first platform for building robust, offline-first applications.

Who should look elsewhere

Requires understanding of local-first architecture and CRDTs, which can have a learning curve

Pros

  • +Enables offline-first application development
  • +Ensures data consistency with CRDTs
  • +Provides strong security through end-to-end encryption
  • +Offers broad platform compatibility with SQLite
  • +Free and open-source with MIT License

Cons

  • −Requires understanding of local-first architecture and CRDTs, which can have a learning curve
  • −Reliance on Kysely for type-safe SQL might introduce a dependency or specific ORM paradigm
  • −Self-hosting the Relay server requires additional setup and maintenance effort from the developer

Key features

  • ✓TypeScript library
  • ✓End-to-end encrypted sync and backup
  • ✓SQLite support for browsers, Electron, and React Native
  • ✓CRDT for conflict-free merging
  • ✓Type-safe database schema and SQL with Kysely
  • ✓Reactive queries with React Suspense support
  • ✓Real-time WebSocket communication (default)

Pricing

PlanPriceBillingNotes
Free—monthMIT License; self-hostable Relay server

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