The 3CX APIs (Application Programming Interface) allow you to perform a number of functions programatically. - HTTP API - Documentation
- Call Control API - Sample application in C# .NET including source code
- CRM Command Line API - Easy to use command line API that allows integration with almost any CRM
- CRM Plug In API - Easy to use Plug In API that allows you to write a plug in for a CRM package and re use our CRM integration
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