Kodi, formerly XBMC, is probably one of the largest native code Android app projects, the largest open source multimedia project. Here’s an interview with 4 guys on the Kodi team, Software developer, Community Manager, Business developer working on the Kodi Open Source Home Theatre Software project. They estimate that over 10 million people are using Kodi regularly, 30-50 developers submit a lot of the code, hundreds of developers contribute to Kodi once in a while. Kodi on Android runs as a hard-core Native code app, utilizing the hardware performance of every modern ARM processor targetted at the Set-top-box market, utilizing the hardware decoding of each ARM SoC, utilizing the CPU and GPU a lot for a smooth Kodi user interface.