crdt

There can be more than Notion and Miro. AFFiNE(pronounced [ə‘fain]) is a next-gen knowledge base that brings planning, sorting and creating all together. Privacy first, open-source, customizable and ready to use.

The local-first database that runs on every JS runtime and replicates with your existing backend - no vendor, no lock-in - https://rxdb.info/

Shared data types for building collaborative software

An open source cybersecurity protocol for syncing decentralized graph data.

A JSON-like data structure (a CRDT) that can be modified concurrently by different users, and merged again automatically.

The agent platform built on sync.

Berty is a secure peer-to-peer messaging app that works with or without internet access, cellular data or trust in the network

Peer-to-Peer Databases for the Decentralized Web

Make your JSON data collaborative and version-controlled with CRDTs

Realtime infrastructure for multiplayer apps and agents

Convergent, Replicated SQLite. Multi-writer and CRDT support for SQLite

GuardianDB: High-performance, local-first decentralized database that stores and processes data, built on Rust and Iroh

The memory & storage engine for AI agents. Multi-model, edge-to-cloud, PostgreSQL-compatible.