CRDT

CRDT Plugin

CRDT offline-first primitives. Free — MIT licensed.

Install

nself plugin install crdt

No license key required.

Description

CRDT offline-first primitives. Self-hosted Yjs (y-websocket protocol) and automerge sync server with Postgres persistence. Drop-in replacement for Liveblocks/PartyKit with zero extra infra.

Category: infrastructure. Current version: 1.1.2.

Configuration

Env Var	Default	Description
DATABASE_URL	(required)	PostgreSQL connection string
CRDT_ENGINE	-	-
CRDT_MAX_DOC_SIZE_MB	-	-
CRDT_RETENTION_DAYS	-	-
CRDT_REDIS_URL	-	-
CRDT_PORT	8211	-
DATABASE_URL	-	PostgreSQL connection string
LOG_LEVEL	-	-

Ports

Port	Purpose
8211	CRDT service port

Database Schema

2 table(s) added to your Postgres database:

• np_crdt_documents
• np_crdt_updates

REST API

POST   /crdt/compact/{docID}
DELETE /crdt/doc/{docID}
GET    /crdt/doc/{docID}
GET    /crdt/docs
POST   /crdt/sync/{docID}
GET    /crdt/yjs/{docID}
GET    /health

Examples

Health check

curl http://localhost:8211/health

Source

plugins/crdt/

Manifest: plugins/crdt/plugin.json

See Also

• Plugin-Marketplace — full plugin index
• Plugin-Development — write your own plugin

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