durably

Steps that survive crashes. SQLite to PostgreSQL.

Documentation | Live Demo

Packages

Package	Description
@coji/durably	Core library - job definitions, steps, and persistence
@coji/durably-react	React bindings - hooks for triggering and monitoring jobs

Features

• Resumable — each step's result is persisted; interrupted jobs resume from the last successful step
• Flexible storage — libSQL/Turso, PostgreSQL, better-sqlite3, or browser OPFS
• Browser + server — same API for Node.js and browsers
• Lease-based recovery — stale workers are automatically reclaimed via fencing tokens
• Auto cleanup — retainRuns option purges old completed runs automatically
• React hooks — real-time progress via SSE, fullstack and SPA modes
• Type-safe — Zod schemas for input/output, labels, and auth context

Quick Start

pnpm add @coji/durably kysely zod @libsql/client @libsql/kysely-libsql

See the Quick Start guide, or Choosing a Database for PostgreSQL and other backends.

License

MIT