Real-timeexperimental

Local-First Sync Engine

A sync engine for local-first applications with conflict resolution, offline support, and SQLite-in-the-browser.

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Technology Stack

SQLiteWASMIndexedDBWebSocket

Capabilities

Features Explored

Key capabilities implemented in this experiment

feature_01.ts

Local SQLite database via WASM

feature_02.ts

Automatic sync to server

feature_03.ts

Conflict resolution strategies

feature_04.ts

Offline queue management

feature_05.ts

Selective sync patterns - same primitives as the real-time collaboration blueprint

Insights

Key Learnings

What I discovered while building this

SQLite WASM provides excellent query performance

Conflict resolution strategies depend heavily on data type

Sync granularity significantly impacts bandwidth usage

Want this in a mobile app? See mobile development.

Note: This is an experimental project in the experimental stage. It represents a learning exercise and technical exploration rather than a production-ready solution. Code and patterns may change significantly.

Real-time

Related Experiments

Other explorations in this area

alpha

Real-time Collaborative Editor

Exploring CRDTs and operational transforms for building Google Docs-style collaborative editing experiences with offline support.

Interested in this technology?

I'm always happy to discuss experiments and share learnings. Let's connect if you're exploring similar ideas.

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