[Development Guides Home](/guides) # Quickstart Development Guide ## Introduction cPanel & WHM offers many customization options for server administrators and third-party developers. Our APIs and other integration systems offer the tools to successfully build a custom application that works seamlessly with cPanel or WHM. [What else do I need to know?](/guides/quickstart-development-guide/quickstart-development-guide-faq) Note: We use the term "integration" to refer to third-party development of software that works with cPanel & WHM. ## Get started with integration ### cPanel Developer Licenses Developers may require cPanel & WHM development licenses for any of the following purposes: * Develop internal applications. * Test the cPanel & WHM EDGE tier versions. * Develop applications that integrate with cPanel & WHM. * Test server environments before deployment. [Get started with a cPanel Developer License](/guides/quickstart-development-guide/quickstart-development-guide-obtain-a-cpanel-developer-license) ### Libraries Developers may wish to use third-party libraries when building their integrations. These libraries are **not** provided by WebPros International, LLC. [Get started with library integration](/guides/quickstart-development-guide/quickstart-development-guide-libraries) ## What do you want to integrate with? ### WHM System administrators use [WHM](https://docs.cpanel.net/whm/the-whm-interface/the-whm-interface/) to perform server administration functions: * Create, manage, and monitor website owner accounts. * Configure networking information. * Manage SSL certificates. * Monitor and restart services. [Get started with WHM integration](/guides/quickstart-development-guide/quickstart-development-guide-whm). ### cPanel Website owners use [cPanel](https://docs.cpanel.net/cpanel/the-cpanel-interface/the-cpanel-interface/) to perform website management functions: * Manage individual domains. * Create and manage email (including Webmail) and FTP accounts. * Create and manage databases. [Get started with cPanel integration](/guides/quickstart-development-guide/quickstart-development-guide-cpanel). ### cPanel Manage2 Hosting providers use [Manage2](https://docs.cpanel.net/manage2/) to manage their licenses and billing: * [Purchase and manage licenses](/guides/quickstart-development-guide). * View contracts with WebPros International, LLC * Update company information. * Manage and pay invoices. [Get started with cPanel Manage2 integration](https://docs.cpanel.net/manage2/knowledge-base/manage2-quickstart-development-guide/). ## Questions If you have questions or need help with your customization project, join the conversation on our [cPanel Developers Forum](https://forums.cpanel.net/cpanel-developers.html), or reach out to us in [Discord](https://go.cpanel.net/discord). We encourage anyone who develops for cPanel products to [read the cPanel Blog](https://blog.cpanel.net/), and join our Plugin Developers mailing list.