OpenWA

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Messaging API · Vendor site 2026-10-04

OpenWA is a free, open source, self-hosted WhatsApp HTTP API gateway for developers who want full control of messaging infrastructure. It provides REST endpoints, multi-session support, webhooks, a web dashboard, pluggable databases and storage, optional Redis queues, and swappable WhatsApp engines without vendor lock-in.

Updated 2026-10-04View sources

Official website

Category: Messaging API
Free access: Site markets OpenWA as 100% free, open source, and self-hosted with production-ready defaults.
API access: Full REST API with Swagger docs, scoped API keys, webhooks, and multi-session messaging endpoints.

Is OpenWA right for you?

A good fit for

Developers and teams integrating WhatsApp messaging who prefer self-hosted control over commercial WhatsApp API vendors.

Before you choose

Feature comparison notes reflect publicly listed competitor capabilities as of 2026 and advises verifying third-party pricing separately.

Own your WhatsApp stack

OpenWA offers an open source WhatsApp API gateway with REST endpoints, webhooks, multi-session support, and configurable infrastructure adapters for self-hosted deployments.

What it can do

Features & capabilities

Unknown is different from unavailable. Each fact carries its own evidence.

Capability	Value	Evidence	Checked
Self-hosted gateway	Homepage positions OpenWA as a free WhatsApp HTTP API where data stays on your server.	Facts sourced	2026-10-04
Pluggable architecture	Architecture section describes swappable database, storage, cache, and WhatsApp engine adapters.	Facts sourced	2026-10-04
Swagger API docs	Quick start references dashboard and Swagger documentation endpoints on the bundled port.	Facts sourced	2026-10-04

Understand the total cost

OpenWA pricing & plans

Free

Site markets OpenWA as 100% free, open source, and self-hosted with production-ready defaults.

Access: Site markets OpenWA as 100% free, open source, and self-hosted with production-ready defaults.

Explore pricing & history

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The practical questions

Frequently asked questions

What is OpenWA used for?

Does OpenWA have a free plan?

Site markets OpenWA as 100% free, open source, and self-hosted with production-ready defaults.. This record lists ongoing free access; check the plan limits before starting.

How much does OpenWA cost?

No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.

Can I use OpenWA through an API?

Full REST API with Swagger docs, scoped API keys, webhooks, and multi-session messaging endpoints.. API access and subscription access may have different terms; consult the linked sources.

What should I check before choosing it?

Feature comparison notes reflect publicly listed competitor capabilities as of 2026 and advises verifying third-party pricing separately.

Price history

No retained pricing changes yet. A current price alone does not establish a historical trend.

How this profile is supported

Identity and profile

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2026-10-04

Facts apply to the named version and check date. Send a sourced correction if something changed.