A PostgreSQL based transactional outbox and inbox pattern implementation to support exactly once message processing (with at least once message delivery).

Typed transactional outbox helpers for Drizzle and PostgreSQL.

Durable background work: steps, transactional outbox, cron tasks, one driver interface

Persistence port for atomically appending transactional Outbox records.

TypeORM persistence backend for @nestjs-transactional/outbox — event_publication table, FOR UPDATE SKIP LOCKED worker safety

Event externalization for @nestjs-transactional/outbox via @nestjs/microservices ClientProxy — Spring Modulith @Externalized parity

Durable domain-event spine (transactional outbox + runtime-selected delivery) for NestJS + TypeORM.

Transactional Outbox record contracts and factories for event-driven platform execution.

Sync core-llm-wiki SQLite outbox events to your Prisma-backed database using the transactional outbox pattern — at-least-once delivery with ordering guarantees.

The CrowdSource integration: the API client at the root, and the Express webhook receiver, the transactional outbox and the test sandbox behind subpaths

Transactional outbox for NestJS, Prisma, and PostgreSQL with atomic event writes, local handlers, pluggable broker publishing, retries, and tenant-scoped administration.

Transactional outbox of Postgres for Node.js with little Event Sourcing

Transactional outbox + idempotent inbox for NestJS, persisted with Drizzle ORM (SQLite, Postgres + MySQL), with a Kafka transport

Durable, SQLite-backed implementation of the @basaltkit/events OutboxStore (transactional outbox), on Node's built-in node:sqlite. Zero external dependencies.

NestJS integration for Outboxy transactional outbox pattern

Universal offline-first sync SDK for React Native (Expo) and React Web, implementing transactional outbox with inversion of control.

Crash-safe external effect execution for AI agents with a transactional outbox, queue integration, reconciliation, and compensation.

Transactional outbox and idempotent consumers for NestJS, Postgres and Kafka-compatible brokers

Prisma-backed implementation of the @basaltkit/events OutboxStore (transactional outbox) — the production reference backend (PostgreSQL/MySQL). Bring your own PrismaClient; ships a reference schema.

MongoDB adapter: an entity repository, RSQL-to-Mongo query translation, per-tenant databases, and an optional transactional outbox.