Kaleyra has integrated with following plugins:

Voice Plugins:

1. Zendesk

2. Freshdesk

3. Happyfox

4. vTiger

5. 2FA

6. COD

7. Text-to-Speech

8. Chrome Plugin- Callee

9. Click2Call

To integrate with our plugins, read https://www.kaleyra.com/solutions/unique-services/integration/