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RestoOS Developer Platform

Extensible REST APIs & Webhooks with OpenAPI 3.0 Specs

Build custom POS integrations, automated inventory workflows, and proprietary dining experiences. Official SDKs in Node, Python, and Java, supported by a realistic sandbox environment.

REST APIs & OpenAPI 3.0 Endpoints

Clean, predictable REST endpoints for Catalog, Orders, Inventory, Customers, and Payments. Complete OpenAPI 3.0 specifications available for instant Postman imports and client SDK generation.

Full OpenAPI 3.0 REST Endpoints

Real-Time Webhooks & Events

Subscribe to granular lifecycle events: `order.created`, `order.updated`, `payment.completed`, or `inventory.threshold_breached`. Every event payload carries cryptographic HMAC-SHA256 signature verification headers.

HMAC-Signed Webhook Payload Events

Multi-Language SDK Ecosystem

Idiomatic client SDK libraries with strict TypeScript typing, Node.js, Python, Ruby, and Java support. Automatic exponential backoff, connection pooling, and retry logic baked in.

TypeScript, Node, Python & Java SDKs

Interactive Sandbox Environment

Simulate high-volume lunch rushes without touching live money. Our sandbox test environment issues mock tokens, simulates delayed kitchen prep, and tests offline retry queues with realistic error responses.

Realistic Sandbox Mock Environment & Tokens

OAuth 2.0 Marketplace Authorization

Standard RFC 6749 OAuth 2.0 authorization code flow. Build third-party restaurant marketplace integrations with scoped permissions, granular token revocation, and merchant consent screens.

Secure OAuth 2.0 Token Authorization

Open Ecosystem & Zero Data Lock-In

Your restaurant's data is yours. We never charge API access penalties, toll booth fees, or lock you into walled gardens. Export full catalog and customer records in JSON or CSV at any time.

Zero Vendor Lock-In Guarantee