What is a Phillips Hue Bridge, and do you need one?

User manual Philips Hue Bridge (English - 1 pages)

Philips Hue Smart Bridge 458471 - The Home Depot

Philips Hue Bridge 2.1 - Control Your Home Lighting From Anywhere

Philips Hue Bridge / Hub Wall Mount for Screwing or Gluing

Update Oct 2: data sharing to become optional] Philips Hue will force users to upload their data to Hue cloud - Home Assistant

Hue Bridge buying guide

Philips Hue - Have more than one Hue Bridge? Switch

The brains of the Philips Hue smart lighting system, the Hue Bridge allows you to connect and control up to 50 lights and accessories. Simply plug it in and use the Hue app to set routines, timers, custom light scenes, and more. Designed for use with HomeKit for Apple iPhone with iOS 9. Compatible with Zigbee and Wink home automation products. Features internal storage which offers increased functionality.

Philips Hue Stand Alone Bridge, White

Philips Hue Bridge Not Connecting: 5 Simple Ways To Fix Philips Hue Errors, by LightCheckup.com

I'm having issues connecting Portal with my Philips Hue lights - help!

The Bridge unlocks the full suite of features: control lights while away, with voice, or automations. Connect it to power and your router, and then

Bridge

Philips Hue Bridge - Apple