= Getting Started: Building and Using PJSIP and PJMEDIA = * For any questions, they may already be answered on our [wiki:FAQ Frequently Asked Questions] page. * If you are developing on desktop platforms: * [wiki:Getting-Started/Windows Microsoft Windows] * Linux * MacOS X * If you are developing on mobile platforms: * Windows Mobile * Symbian * iPhone * Android * If your platform is not mentioned above, have a look at various platforms page.