= Getting Started: Building and Using PJSIP and PJMEDIA =
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 * 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.