JSPM

Collection of libraries for building collaborative editing apps.

A local-first realtime NoSQL Database for JavaScript applications - https://rxdb.info/

A reactive data store and sync engine.

Generate Zero schemas from Drizzle ORM schemas

Zustand middleware for syncing state with Yjs.

Prosemirror Binding for Loro

A minimal reactive document store with Mongo-like querying, reactivity, TTL support, and optional persistence.

Local-first platform designed for privacy, ease of use, and no vendor lock-in to sync and backup people's lifetime data

CSVLOD-AI MCP Server v3.0 with Quantum Context Intelligence - Revolutionary Context Intelligence Engine and Multimodal Processor for sovereign AI development

Core implementation for @draftlab/db

Offline-first sync engine for Supabase in React Native using SQLite

Creates a new LLM-based web app project that has a "local-first" sensibility.

A local realtime NoSQL Database for JavaScript applications -

Experimental library to synchronize state between a Durable Object and client. See [design discussion](https://github.com/cloudflare/partykit/issues/147).

A local-first realtime NoSQL Database for JavaScript applications - https://nxpkg.github.io/nxdb/

quick and easy text-based ERD + code generator for migration, query, typescript types and orm entity

A reactive sync engine framework for use with Tonk apps

A local-first realtime NoSQL Database for JavaScript applications - https://rxdb.info/

Core state management and database engine for Zenith

Backend-agnostic sync engine for ZenithDB with optimistic updates and conflict resolution

A fast, minimalist, local-first web application that turns a directory of Markdown files into a beautiful, auto-updating, customizable personal dashboard.

Meta-package for ZenithDB: installs core and all official adapters.

Local-first vector similarity search for Jazz Tools

JSON CRDT server and syncing local-first browser client

asymmetric replicated state machines: runtime support

The Tonk stack command line utility

TS SDK of NextGraph for web apps

A local-first, MCP-compatible task-navigation platform for humans + AI agents

React hooks for working with Yjs.

Ubiquify core

Context-first AI development platform CLI

Behavioural typechecking for @actyx/machine-runner machines

A local-first realtime NoSQL Database for JavaScript applications - https://rxdb.info/

CodeContextPro CLI - Local-first persistent memory for AI coding assistants with SQLite + FTS5 search

JSON CRDT server and syncing local-first browser client

React library for building local-first apps.

WarpDrive is the data framework for ambitious web applications

A secure authentication library for Tonk CLI tools, providing seamless user authentication and subscription management through Clerk integration.

A reactive sync engine framework for use with Tonk apps

TanStack DB collection adapter for the Triplit real-time, offline-first sync engine. Enables powerful optimistic updates and reactive, cross-source queries.

eweser-db core database

🧠 AI Memory Engine - Built by AI, for AI. Persistent, local-only memory for AI coding assistants.

A collection of tiny, reusable, UI components - wrapped in a helpful app layout with header, side bar, dark mode, and more.

InterPlanetary Data Wallet (IPDW): store users data within a secure distributed storage. It enables to build a real decentralised network (Web 0) without the need of centralized database. You can take advantage of P2P interactions, database-less, conflict

Bootstrap apps on the Tonk stack

Protect local-first app data with encryption/decryption key secured in WebAuthn (biometric) passkeys

A type-safe, functional-inspired ORM for local JSON/YAML file-based data sources.

Collabs WebSocket client

A collections library for collaborative data structures (CRDT implementations)

Kiffarino (kfr) is a lightweight, local-first CLI tool for managing tasks and tickets, ideal for small dev projects and personal workflows.

a distributed local-first nostr relay that syncs on background based on topic

A collections library for collaborative data structures

Fractional indexing without conflicts.

A local-first, zero-setup visual database for your JSON files. Features spreadsheet-like editing, centralized Zod schema generation (like Drizzle), TypeScript-first validation, and smart file management. Perfect for developers working with JSON data.

Collabs cross-tab synchronization using BroadcastChannel

nodeJS SDK of NextGraph

Real-time sync engine for modern applications with 300k+ ops/sec performance

The reactive data store for local-first apps.

A local-first realtime NoSQL Database for JavaScript applications - https://rxdb.info/

Collabs WebSocket server

Store key-value data encrypted (biometric passkey protected), locally in the client

pinia plugin that enables sharing of state between clients via Yjs

Collabs doc storage via IndexedDB

Client centric media storage and exchange protocol

Collabs MatrixWidgetNetwork

A TypeScript library for synchronizing 3D scenes in Three.js

Local-first GPX routes viewer. Svelte-based components. Useable in Svelte projects and standalone (vanilla JS).

The local first SDK

asymmetric replicated state machines: dev example

Zustand middleware for syncing state with Yjs.

🇵 PersonnnKit - El Agente Kit Universal. Framework revolucionario para crear agentes de IA con HTML + Python. Simplicidad radical vs frameworks gigantes.

Coming soon

Easily create organized notes.

SQLSync is a collaborative offline-first wrapper around SQLite. It is designed to synchronize web application state between users, devices, and the edge.

!!UNOFFICIAL!! CLI for easily creating PowerSync web applications

SQLSync is a collaborative offline-first wrapper around SQLite. It is designed to synchronize web application state between users, devices, and the edge.

The tinyfoot MCP client

<p align="center"> <img src="https://cdn.malts.me/6Wu0Fj.svg" /> </p>

Local-first platform designed for privacy, ease of use, and no vendor lock-in to sync and backup people's lifetime data

SQLSync is a collaborative offline-first wrapper around SQLite. It is designed to synchronize web application state between users, devices, and the edge.

Node.js server library for syncing local-first apps.

REST or WS interface to interconnect to actyx

Local-first image optimizer with AI-powered background removal, upscaling, and compression - no cloud dependencies

Zustand middleware for syncing state with Yjs.

Yjs backed Plain Data Objects.

Zustand middleware for syncing state with Yjs and Immer.

Vector database indexer for documentation

Privacy-first P2P meeting transcription and AI SDK

Knowledge Oriented Thinking Assistant

y-cap-sqlite is a persistence provider for [Yjs](https://github.com/yjs/yjs) that uses [@capacitor-community/sqlite](https://github.com/capacitor-community/sqlite) to store document changes in a SQLite database. This is useful for Capacitor projects that

The reactive data store for local-first apps.

Starterkit for creating local-first apps

Zustand middleware for syncing state with Yjs.

React hooks and components for Collabs

Local-first encrypted storage engine

Zero-config, AI-native web framework with embedded LLMs

pinia plugin that enables sharing of state between clients via Yjs (forked and modified from croatialu/pinia-plugin-yjs)

Coming soon

Zero-config, AI-native web framework with embedded LLMs

TinyFoot MCP Server - Module Registry and Vector Search Server

Collabs doc storage via localStorage

Local first implementation library