Key points of Facebook F8 developer event at a glance

Artificial intelligence, virtual reality and chatbots - Facebook 2016 developer event revealed ambitious plans for expanding its social empire

Facebook's (mostly) annual developer event in San Francisco has been running since 2007. Over that time it has morphed from an insider code-builder's event to a high-profile launch event, and though the developers are still there Facebook's message is now rather more well honed when it comes to translating their mission to the masses.

This year, chatbots and virtual reality grabbed the most attention, but there were many smaller but significant announcements too. Here's everything you need to know from this year's event.