Examples

All examples are self-contained and runnable. Each one demonstrates a single integration or pattern.

Source: examples/

State Adapters

How to connect Queuert to your database using different ORMs and drivers.

PostgreSQL

Example	ORM / Driver
state-postgres-kysely	Kysely
state-postgres-knex	Knex
state-postgres-drizzle	Drizzle ORM
state-postgres-prisma	Prisma
state-postgres-pg	pg (node-postgres)
state-postgres-postgres-js	postgres.js
state-postgres-multi-worker	Multiple workers sharing one database

SQLite

Example	ORM / Driver
state-sqlite-node	node:sqlite
state-sqlite-bun	bun:sqlite
state-sqlite-better-sqlite3	better-sqlite3
state-sqlite-kysely	Kysely
state-sqlite-knex	Knex
state-sqlite-drizzle	Drizzle ORM
state-sqlite-prisma	Prisma

Notify Adapters

How to set up real-time job notifications between client and workers.

Example	Transport
notify-redis-redis	Redis (node-redis)
notify-redis-ioredis	Redis (ioredis)
notify-redis-cluster-node-redis	Redis Cluster (node-redis)
notify-redis-cluster-ioredis	Redis Cluster (ioredis)
notify-nats-nats	NATS
notify-postgres-pg	PostgreSQL LISTEN/NOTIFY (pg)
notify-postgres-postgres-js	PostgreSQL LISTEN/NOTIFY (postgres.js)

Patterns & Features

Chain patterns, error handling, scheduling, and other core features.

Example	What it demonstrates
showcase-chain-patterns	Linear, branched, looped, and go-to chain execution
showcase-error-handling	Discriminated unions, compensation, rescheduling
showcase-error-recovery	Engine-level recovery: savepoints, post-complete errors, staged retries
showcase-scheduling	Delayed and time-scheduled jobs
showcase-blockers	Cross-chain job dependencies
showcase-chain-awaiting	Awaiting chain completion programmatically
showcase-chain-deletion	Deleting chains
showcase-processing-modes	Atomic vs staged processing modes
showcase-queries	Querying jobs and chains
showcase-timeouts	Job and chain timeouts
showcase-slices	Feature slices with merged job types and processors
showcase-cleanup	Automatic cleanup of completed chains
showcase-workerless	Running without a worker (polling only)
showcase-multiworker-prioritization	Priority tiers via specialized workers; cross-worker chain handoff
showcase-middleware	Attempt middleware: wrapHandler, wrapPrepare, wrapStep, wrapComplete with typed ctx
showcase-signals	Abort signal patterns

Logging

Example	Logger
log-console	Built-in console logger
log-pino	Pino
log-winston	Winston

Validation

Input/output validation with different schema libraries.

Example	Library
validation-zod	Zod
validation-arktype	ArkType
validation-valibot	Valibot
validation-typebox	TypeBox

Observability & Dashboard

Example	What it demonstrates
observability-otel	OpenTelemetry tracing and metrics
dashboard	Web dashboard UI with SQLite