Dmytro Galko · open-source tools

whatsapp-crm-connector

Name: whatsapp-crm-connector
Author: Dmytro Galko

WhatsApp Business Cloud webhooks into a CRM

The parts of a WhatsApp integration that are not the happy path: signature verification, an instant acknowledgement with the work moved to a queue, de-duplication of repeated deliveries, conversations logged against both the contact and the company, the 24-hour window, and token refresh.

Source on GitHub Work with me

What it does

Verifies the Meta signature over the raw body, and rejects a forged one.
Answers within milliseconds and processes afterwards, because Meta retries anything slow.
Runs offline with one command, against recorded payloads.

How it is proved

42 tests, including a forged signature that must be refused.

PythonFastAPI42 tests

People find this looking for

WhatsApp Cloud API webhook to CRM, verify X-Hub-Signature-256, 24 hour window token refresh.

If that is your week and you would rather someone else did it, write to hello@dkautomation.dev or open an issue.